Brocade Communications Systems Layer 3 Routing Configuration ICX 6650 User Manual

53-1002603-0128 September 2012®Brocade ICX 6650Layer 3 Routing Configuration GuideSupporting FastIron Software Release 07.5.00

x Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 information . . . . . . . . . . . . . . . . . . . . . . . . . . . .

82 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Although the DHCP server may provide

Brocade ICX 6650 Layer 3 Routing Configuration Guide 8353-1002603-01Configuring IP parameters – Layer 3 SwitchesFIGURE 9 The DHCP Client-Based Auto-C

84 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches3. If the device has a dynamic address

Brocade ICX 6650 Layer 3 Routing Configuration Guide 8553-1002603-01Configuring IP parameters – Layer 3 Switches1. When the device reboots, or the Aut

86 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• When DHCP is disabled, and then re-e

Brocade ICX 6650 Layer 3 Routing Configuration Guide 8753-1002603-01Configuring IP parameters – Layer 3 SwitchesThe following example shows a Layer 2

88 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 2 Switches2d01h48m21s:I: DHCPC: existing ip addr

Brocade ICX 6650 Layer 3 Routing Configuration Guide 8953-1002603-01Configuring IP parameters – Layer 2 SwitchesTo specify the Layer 2 Switch default

90 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 2 SwitchesSyntax: traceroute host-ip-addr [maxtt

Brocade ICX 6650 Layer 3 Routing Configuration Guide 9153-1002603-01Configuring IP parameters – Layer 2 SwitchesBrocade(config)# ip ttl 25Brocade(conf

Brocade ICX 6650 Layer 3 Routing Configuration Guide xi53-1002603-01Comparison of VRRP and VRRP-E . . . . . . . . . . . . . . . . . . . . . . . . . .4

92 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 2 SwitchesFIGURE 11 DHCP requests in a network

Brocade ICX 6650 Layer 3 Routing Configuration Guide 9353-1002603-01Configuring IP parameters – Layer 2 SwitchesFIGURE 12 DHCP requests in a network

94 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 2 SwitchesFIGURE 13 DHCP offers are forwarded b

Brocade ICX 6650 Layer 3 Routing Configuration Guide 9553-1002603-01IPv4 point-to-point GRE tunnelsExample To create the configuration indicated in Fi

96 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsFIGURE 14 GRE encapsulated packet structureFigure

Brocade ICX 6650 Layer 3 Routing Configuration Guide 9753-1002603-01IPv4 point-to-point GRE tunnelsRFC 4459 describes solutions for issues with large

98 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsunicast, it is permissible for multiple tunnel inte

Brocade ICX 6650 Layer 3 Routing Configuration Guide 9953-1002603-01IPv4 point-to-point GRE tunnelsNOTEThe above features are supported on VLANs that

100 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsConfiguration tasks for GRE tunnelsBrocade recomme

Brocade ICX 6650 Layer 3 Routing Configuration Guide 10153-1002603-01IPv4 point-to-point GRE tunnelsCreating a tunnel interfaceTo create a tunnel inte

xii Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01

102 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsDeleting an IP address from an interface configure

Brocade ICX 6650 Layer 3 Routing Configuration Guide 10353-1002603-01IPv4 point-to-point GRE tunnelsNOTEBefore configuring a new GRE tunnel, the syste

104 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsChanging the MTU value for a tunnel interfaceFor i

Brocade ICX 6650 Layer 3 Routing Configuration Guide 10553-1002603-01IPv4 point-to-point GRE tunnelspaths because the tunnel is always UP. To avoid th

106 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsThis command configures the device to wait for 20

Brocade ICX 6650 Layer 3 Routing Configuration Guide 10753-1002603-01IPv4 point-to-point GRE tunnelsPoint-to-point GRE tunnel configuration exampleIn

108 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsBrocade(config-tnif-1)# ip address 10.10.3.2/24Bro

Brocade ICX 6650 Layer 3 Routing Configuration Guide 10953-1002603-01IPv4 point-to-point GRE tunnels ip arp-age: 10 minutes No Helper Addresses are

110 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsBrocade# show ip tunnel trafficIP GRE Tunnels

Brocade ICX 6650 Layer 3 Routing Configuration Guide 11153-1002603-01IPv4 point-to-point GRE tunnelsThe following shows an example output of the show

xiAbout This DocumentThe Brocade ICX 6650 is a ToR (Top of Rack) Ethernet switch for campus LAN and classic Ethernet data center environments.Audience

112 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IPv4 point-to-point GRE tunnelsBrocade# show statisticsPort In Packets

Brocade ICX 6650 Layer 3 Routing Configuration Guide 11353-1002603-01Displaying IP configuration information and statisticsDisplaying IP configuration

114 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsSyntax: show ipNOTEThis com

Brocade ICX 6650 Layer 3 Routing Configuration Guide 11553-1002603-01Displaying IP configuration information and statisticsDisplaying CPU utilization

116 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsIf the software has been ru

Brocade ICX 6650 Layer 3 Routing Configuration Guide 11753-1002603-01Displaying IP configuration information and statisticsWhen you specify how many s

118 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsTo display detailed IP info

Brocade ICX 6650 Layer 3 Routing Configuration Guide 11953-1002603-01Displaying IP configuration information and statisticsNOTEThe ip-mask parameter a

120 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsDisplaying the static ARP t

Brocade ICX 6650 Layer 3 Routing Configuration Guide 12153-1002603-01Displaying IP configuration information and statistics Displaying the forwarding

xiiBrocade ICX 6650 slot and port numbering• Slot 2 is located on the back of the Brocade ICX 6650 device and contains ports 1 through 3 on the top ro

122 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsDisplaying the IP route tab

Brocade ICX 6650 Layer 3 Routing Configuration Guide 12353-1002603-01Displaying IP configuration information and statisticsThe bgp option displays the

124 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsExample Syntax: show ip rou

Brocade ICX 6650 Layer 3 Routing Configuration Guide 12553-1002603-01Displaying IP configuration information and statisticsTo clear route 10.157.22.0/

126 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsThe show ip traffic command

Brocade ICX 6650 Layer 3 Routing Configuration Guide 12753-1002603-01Displaying IP configuration information and statisticsreceived The number of UDP

128 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsDisplaying IP information –

Brocade ICX 6650 Layer 3 Routing Configuration Guide 12953-1002603-01Displaying IP configuration information and statisticsDisplaying ARP entriesTo di

130 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsSyntax: show ip trafficThe

Brocade ICX 6650 Layer 3 Routing Configuration Guide 13153-1002603-01Displaying IP configuration information and statisticstotal The total number of I

Brocade ICX 6650 Layer 3 Routing Configuration Guide xiii53-1002603-01Brocade ICX 6650 slot and port numberingDocument conventionsThis section describ

132 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying IP configuration information and statisticsin segments The number of T

Brocade ICX 6650 Layer 3 Routing Configuration Guide 13353-1002603-01Chapter2Base Layer 3 and Routing ProtocolsTable 26 lists the base Layer 3 feature

134 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Adding a static ARP entryThe next-hop-ip-addr variable is the IP address of the n

Brocade ICX 6650 Layer 3 Routing Configuration Guide 13553-1002603-01Modifying and displaying Layer 3 system parameter limitsThe Layer 3 system parame

136 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring RIPConfiguring RIPIf you want the Brocade device to use Routing Infor

Brocade ICX 6650 Layer 3 Routing Configuration Guide 13753-1002603-01Configuring RIPNOTEThe option to set the metric is not applicable to static route

138 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring RIPThe following commands deny redistribution of all routes except ro

Brocade ICX 6650 Layer 3 Routing Configuration Guide 13953-1002603-01Other Layer 3 protocolsOther Layer 3 protocolsFor information about other IP conf

140 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Enabling or disabling Layer 2 switchingConfiguration notes and feature limitation

Brocade ICX 6650 Layer 3 Routing Configuration Guide 14153-1002603-01Chapter3RIP (IPv4)Table 27 lists the the Routing Information Protocol (RIP) for I

xivBrocade ICX 6650 slot and port numberingATTENTIONAn Attention statement indicates potential damage to hardware or data.CAUTIONA Caution statement a

142 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameters and defaultsBrocade Layer 3 Switches support the following RIP ver

Brocade ICX 6650 Layer 3 Routing Configuration Guide 14353-1002603-01RIP parameters and defaultsRIP interface parametersTable 29 lists the interface-l

144 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameter configurationRIP parameter configurationUse the following procedure

Brocade ICX 6650 Layer 3 Routing Configuration Guide 14553-1002603-01RIP parameter configurationYou can change the amount that an individual port adds

146 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameter configurationBrocade(config-rip-router)#offset-list 21 in 10 ethern

Brocade ICX 6650 Layer 3 Routing Configuration Guide 14753-1002603-01RIP parameter configurationNOTEThe default redistribution action is permit, even

148 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameter configurationNOTEThis example assumes that the highest RIP redistri

Brocade ICX 6650 Layer 3 Routing Configuration Guide 14953-1002603-01RIP parameter configuration• Update interval – The update interval specifies how

150 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameter configurationThe following commands configure the Layer 3 Switch to

Brocade ICX 6650 Layer 3 Routing Configuration Guide 15153-1002603-01RIP parameter configurationTo disable split horizon and enable poison reverse on

Brocade ICX 6650 Layer 3 Routing Configuration Guide xv53-1002603-01Brocade ICX 6650 slot and port numbering• Brocade ICX 6650 Diagnostic Reference• U

152 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIP parameter configurationSyntax: filter filter-num permit | deny source-ip-addr

Brocade ICX 6650 Layer 3 Routing Configuration Guide 15353-1002603-01Displaying RIP filtersDisplaying RIP filtersTo display the RIP filters configured

154 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying CPU utilization statisticsDisplaying CPU utilization statisticsYou can

Brocade ICX 6650 Layer 3 Routing Configuration Guide 15553-1002603-01Displaying CPU utilization statisticsWhen you specify how many seconds’ worth of

156 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying CPU utilization statistics

Brocade ICX 6650 Layer 3 Routing Configuration Guide 15753-1002603-01Chapter4RIP (IPv6)Table 31 lists the Routing Information Protocol (RIP) for IPv6

158 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Summary of configuration tasksSummary of configuration tasksTo configure RIPng, y

Brocade ICX 6650 Layer 3 Routing Configuration Guide 15953-1002603-01RIPng timersRIPng timersTable 32 describes the RIPng timers and provides their de

160 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Route learning and advertising parametersRoute learning and advertising parameter

Brocade ICX 6650 Layer 3 Routing Configuration Guide 16153-1002603-01Redistributing routes into RIPngYou must specify the ipv6-prefix parameter in hex

xviBrocade ICX 6650 slot and port numberingDocument feedbackQuality is our first concern at Brocade and we have made every effort to ensure the accura

162 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Controlling distribution of routes through RIPngBrocade(config)# ipv6 router ripB

Brocade ICX 6650 Layer 3 Routing Configuration Guide 16353-1002603-01Clearing RIPng routes from the IPv6 route tableBrocade(config)# ipv6 router ripBr

164 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying the RIPng configurationDisplaying the RIPng configurationTo display RI

Brocade ICX 6650 Layer 3 Routing Configuration Guide 16553-1002603-01Displaying RIPng routing tableDisplaying RIPng routing tableTo display the RIPng

166 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying RIPng routing table

Brocade ICX 6650 Layer 3 Routing Configuration Guide 16753-1002603-01Chapter5OSPF version 2 (IPv4)Table 35 lists the Open Shortest Path First (OSPF)

168 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF overviewThis chapter describes how to configure OSPF Version 2 on Brocade La

Brocade ICX 6650 Layer 3 Routing Configuration Guide 16953-1002603-01OSPF overviewAn Autonomous System Boundary Router (ASBR) is a router that is runn

170 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF overviewIn an OSPF point-to-point network, where a direct Layer 3 connection

Brocade ICX 6650 Layer 3 Routing Configuration Guide 17153-1002603-01OSPF overviewNOTEPriority is a configurable option at the interface level. You c

Brocade ICX 6650 Layer 3 Routing Configuration Guide 153-1002603-01Chapter1IP ConfigurationTable 1 lists the IP features Brocade ICX 6650 devices supp

172 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF overviewNOTEFor details on how to configure the system to operate with the R

Brocade ICX 6650 Layer 3 Routing Configuration Guide 17353-1002603-01OSPF overviewFIGURE 20 AS External LSA reductionNotice that both Router D and Ro

174 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF overviewAlgorithm for AS External LSA reductionFigure 20 shows an example in

Brocade ICX 6650 Layer 3 Routing Configuration Guide 17553-1002603-01OSPF overviewWhen Appendix E is supported, the router generates the link state ID

176 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF graceful restartDynamic OSPF memoryBrocade ICX 6650 devices dynamically allo

Brocade ICX 6650 Layer 3 Routing Configuration Guide 17753-1002603-01Configuring OSPFConfiguring OSPFPerform the following steps to begin using OSPF o

178 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPF• Enable redistribution• Change the LSA pacing interval• Modify O

Brocade ICX 6650 Layer 3 Routing Configuration Guide 17953-1002603-01Configuring OSPFBrocade(config-ospf-router)#no router ospfrouter ospf mode now di

180 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPF• NSSA – The ASBR of an NSSA can import external route informatio

Brocade ICX 6650 Layer 3 Routing Configuration Guide 18153-1002603-01Configuring OSPFNOTEThis feature applies only when the Layer 3 Switch is configur

Copyright © 2012 Brocade Communications Systems, Inc. All Rights Reserved.Brocade, Brocade Assurance, the B-wing symbol, BigIron, DCX, Fabric OS, Fast

2 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic IP configurationNOTEThe terms Layer 3 Switch and router are used interchangea

182 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFFIGURE 21 OSPF network containing an NSSAThis example shows two r

Brocade ICX 6650 Layer 3 Routing Configuration Guide 18353-1002603-01Configuring OSPFNOTEThe Layer 3 Switch does not inject the default route into an

184 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFThe ip-mask parameter specifies the portions of the IP address th

Brocade ICX 6650 Layer 3 Routing Configuration Guide 18553-1002603-01Configuring OSPFAuth-change-wait-time: OSPF gracefully implements authentication

186 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFRetransmit-interval: The time between retransmissions of link-sta

Brocade ICX 6650 Layer 3 Routing Configuration Guide 18753-1002603-01Configuring OSPF• Outgoing OSPF packets – After you make the change, the software

188 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFBrocade(config-if-1/1/5)#ip ospf database-filter all outBrocade(c

Brocade ICX 6650 Layer 3 Routing Configuration Guide 18953-1002603-01Configuring OSPFExample of specifying OSPF neighbor addressBrocade#show ip ospf i

190 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFFIGURE 22 Defining OSPF virtual links within a networkExample Fig

Brocade ICX 6650 Layer 3 Routing Configuration Guide 19153-1002603-01Configuring OSPFRefer to “Modifying virtual link parameters” on page 191 for desc

Brocade ICX 6650 Layer 3 Routing Configuration Guide 353-1002603-01IP configuration overview• Route exchange protocols:- Routing Information Protocol

192 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFHello Interval: The length of time between the transmission of h

Brocade ICX 6650 Layer 3 Routing Configuration Guide 19353-1002603-01Configuring OSPFBy default, an interface OSPF cost is based on the port speed of

194 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPF• The cost of a virtual link is calculated using the Shortest Pat

Brocade ICX 6650 Layer 3 Routing Configuration Guide 19553-1002603-01Configuring OSPFNOTEThe ASBR must be running both RIP and OSPF protocols to suppo

196 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFNOTERedistribution is permitted for all routes by default, so the

Brocade ICX 6650 Layer 3 Routing Configuration Guide 19753-1002603-01Configuring OSPFPreventing specific OSPF routes from being installedin the IP rou

198 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFSyntax: deny | permit source-ip wildcardThe ACL-name | ACL-id par

Brocade ICX 6650 Layer 3 Routing Configuration Guide 19953-1002603-01Configuring OSPFThe first three commands configure an extended ACL that denies ro

200 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFNOTEIf you enable the software to display IP subnet masks in CIDR

Brocade ICX 6650 Layer 3 Routing Configuration Guide 20153-1002603-01Configuring OSPFExample using a route mapTo configure a route map and use it for

4 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IP configuration overviewYou can use any of the IP addresses you configure on the L

202 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFNOTEWhen you use a route map for route redistribution, the softwa

Brocade ICX 6650 Layer 3 Routing Configuration Guide 20353-1002603-01Configuring OSPFFIGURE 24 Example OSPF network with four equal-cost pathsIn the

204 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFConfiguring external route summarizationWhen the Layer 3 Switch i

Brocade ICX 6650 Layer 3 Routing Configuration Guide 20553-1002603-01Configuring OSPFTo display the configured summary addresses, use the show ip ospf

206 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFTo disable the feature, enter the no default-information-originat

Brocade ICX 6650 Layer 3 Routing Configuration Guide 20753-1002603-01Configuring OSPFModifying the redistribution metric typeThe redistribution metric

208 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFThe external | inter-area | intra-area parameter specifies the ro

Brocade ICX 6650 Layer 3 Routing Configuration Guide 20953-1002603-01Configuring OSPFTo later re-enable the trap feature, enter snmp-server trap ospf.

210 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring OSPFSyntax: [no] log all | adjacency | bad_packet [checksum] | databa

Brocade ICX 6650 Layer 3 Routing Configuration Guide 21153-1002603-01Configuring OSPFConfiguring an OSPF point-to-point linkIn an OSPF point-to-point

Brocade ICX 6650 Layer 3 Routing Configuration Guide 553-1002603-01IP configuration overviewIP packet flow through a Layer 3 SwitchFigure 1 shows how

212 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Clearing OSPF informationConfiguring the OSPF graceful restart timeUse the follow

Brocade ICX 6650 Layer 3 Routing Configuration Guide 21353-1002603-01Clearing OSPF informationThis command clears all OSPF neighbors and the OSPF rout

214 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationTo clear information on the Brocade device about OSPF

Brocade ICX 6650 Layer 3 Routing Configuration Guide 21553-1002603-01Displaying OSPF informationRouter id: 192.168.2.1Interface State Change Trap:

216 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationIf the software has been running less than 15 minutes

Brocade ICX 6650 Layer 3 Routing Configuration Guide 21753-1002603-01Displaying OSPF informationThe area-id parameter shows information for the specif

218 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationThe num parameter displays only the entry in the speci

Brocade ICX 6650 Layer 3 Routing Configuration Guide 21953-1002603-01Displaying OSPF informationDisplaying OSPF interface informationTo display OSPF i

220 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationDisplaying OSPF route informationTo display OSPF route

Brocade ICX 6650 Layer 3 Routing Configuration Guide 22153-1002603-01Displaying OSPF informationDisplaying the routes that have been redistributed int

6 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IP configuration overview3. If the session table does not contain an entry that mat

222 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationSyntax: show ip ospf redistribute route [ip-addr ip-ma

Brocade ICX 6650 Layer 3 Routing Configuration Guide 22353-1002603-01Displaying OSPF informationDisplaying OSPF link state informationTo display link

224 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationDisplaying the data in an LSAYou can use the CLI to di

Brocade ICX 6650 Layer 3 Routing Configuration Guide 22553-1002603-01Displaying OSPF informationBrocade#show ip ospf virtual-linkSyntax: show ip ospf

226 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF informationDisplaying OSPF graceful restart informationTo display

Brocade ICX 6650 Layer 3 Routing Configuration Guide 22753-1002603-01Chapter6OSPF version 3 (IPv6)Table 42 lists the Open Shortest Path First (OSPF)

228 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Differences between OSPF V2 and OSPF V3NOTEThe terms Layer 3 Switch and router ar

Brocade ICX 6650 Layer 3 Routing Configuration Guide 22953-1002603-01OSPF V3 configurationOSPF V3 configurationTo configure OSPF V3, you must perform

230 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationBrocade(config-ospf6-router)#no ipv6 router ospfipv6 router

Brocade ICX 6650 Layer 3 Routing Configuration Guide 23153-1002603-01OSPF V3 configurationWhen you disable the summary LSAs, the change takes effect i

Brocade ICX 6650 Layer 3 Routing Configuration Guide 753-1002603-01IP configuration overviewStatic ARP tableIn addition to the ARP cache, Layer 3 Swit

232 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configuration• When assigned from the router interface requiring a logica

Brocade ICX 6650 Layer 3 Routing Configuration Guide 23353-1002603-01OSPF V3 configurationThe ethernet | loopback | tunnel | ve parameter specifies th

234 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationChanging the reference bandwidth for the cost onOSPF V3 inte

Brocade ICX 6650 Layer 3 Routing Configuration Guide 23553-1002603-01OSPF V3 configuration• 155 Mbps port cost = 500/155 = 3.23, which is rounded up t

236 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationThe metric-type type parameter specifies an OSPF metric type

Brocade ICX 6650 Layer 3 Routing Configuration Guide 23753-1002603-01OSPF V3 configurationNOTEWhen you use a route map for route redistribution, the s

238 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationExternal route summarizationWhen the Brocade device is an OS

Brocade ICX 6650 Layer 3 Routing Configuration Guide 23953-1002603-01OSPF V3 configurationFiltering OSPF V3 routesYou can filter the routes to be plac

240 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationAfter this distribution list is configured, route 2001:db8::

Brocade ICX 6650 Layer 3 Routing Configuration Guide 24153-1002603-01OSPF V3 configurationConfiguring an OSPF V3 distribution list using a route map a

8 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IP configuration overviewThe IP route table contains the best path to a destination

242 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationNOTEThe default action rule for route-map is to deny all rou

Brocade ICX 6650 Layer 3 Routing Configuration Guide 24353-1002603-01OSPF V3 configurationThe metric-type type parameter specifies the external link t

244 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationAdministrative distanceThe Brocade device can learn about ne

Brocade ICX 6650 Layer 3 Routing Configuration Guide 24553-1002603-01OSPF V3 configurationConfiguring the OSPF V3 LSA pacing intervalThe Brocade devic

246 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationBrocade(config-ospf6-router)#external-lsdb-limit 3000Syntax:

Brocade ICX 6650 Layer 3 Routing Configuration Guide 24753-1002603-01OSPF V3 configuration• Transmit-delay: The time it takes to transmit Link State U

248 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationInstructions for configuring IPsec on these entities appear

Brocade ICX 6650 Layer 3 Routing Configuration Guide 24953-1002603-01OSPF V3 configurationGeneral considerations when configuring IPsec for OSPF V3The

250 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationInterface and area IPsec considerationsThis section describe

Brocade ICX 6650 Layer 3 Routing Configuration Guide 25153-1002603-01OSPF V3 configurationNOTEThe IPsec configuration for an interface applies to the

Brocade ICX 6650 Layer 3 Routing Configuration Guide 953-1002603-01IP configuration overviewEach IP forwarding cache entry contains the IP address of

252 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01OSPF V3 configurationConfiguring IPsec for an areaThis application of the area co

Brocade ICX 6650 Layer 3 Routing Configuration Guide 25353-1002603-01OSPF V3 configurationSyntax: [no] area area-id virtual nbrid authentication ipse

254 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationChanging the key rollover timerConfiguration change

Brocade ICX 6650 Layer 3 Routing Configuration Guide 25553-1002603-01Displaying OSPF V3 Information• Virtual links• Virtual neighbors• IPsecDisplaying

256 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationDisplaying OSPF V3 database informationYou can disp

Brocade ICX 6650 Layer 3 Routing Configuration Guide 25753-1002603-01Displaying OSPF V3 InformationThis display shows the following information.For ex

258 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationNOTEPortions of this display are truncated for brev

Brocade ICX 6650 Layer 3 Routing Configuration Guide 25953-1002603-01Displaying OSPF V3 InformationThe fields that display depend upon the LSA type as

260 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationNetwork LSA (Type 2) (Net) fieldsOptions A 24-bit f

Brocade ICX 6650 Layer 3 Routing Configuration Guide 26153-1002603-01Displaying OSPF V3 InformationDisplaying OSPF V3 interface informationYou can dis

10 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01IP configuration overviewIP multicast protocolsBrocade Layer 3 Switches also suppo

262 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationThis display shows the following information.For ex

Brocade ICX 6650 Layer 3 Routing Configuration Guide 26353-1002603-01Displaying OSPF V3 InformationThis display shows the following information.TABLE

264 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationDisplaying OSPF V3 memory usageTo display informati

Brocade ICX 6650 Layer 3 Routing Configuration Guide 26553-1002603-01Displaying OSPF V3 InformationThis display shows the following information.Displa

266 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationFor example, to display detailed information about

Brocade ICX 6650 Layer 3 Routing Configuration Guide 26753-1002603-01Displaying OSPF V3 InformationDisplaying routes redistributed into OSPF V3You can

268 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationSyntax: show ipv6 ospf redistribute route [ipv6-pre

Brocade ICX 6650 Layer 3 Routing Configuration Guide 26953-1002603-01Displaying OSPF V3 InformationSyntax: show ipv6 ospf routes [ipv6-prefix] The ipv

270 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationDisplaying OSPF V3 SPF informationYou can display t

Brocade ICX 6650 Layer 3 Routing Configuration Guide 27153-1002603-01Displaying OSPF V3 InformationSyntax: show ipv6 ospf spf node area [area-id] The

Brocade ICX 6650 Layer 3 Routing Configuration Guide 1153-1002603-01Basic IP parameters and defaults – Layer 3 SwitchesBasic IP parameters and default

272 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 Information For example, to display the SPF tree for area 0, e

Brocade ICX 6650 Layer 3 Routing Configuration Guide 27353-1002603-01Displaying OSPF V3 InformationDisplaying IPv6 OSPF virtual link informationTo dis

274 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationIPsec examplesThis section contains examples of IPs

Brocade ICX 6650 Layer 3 Routing Configuration Guide 27553-1002603-01Displaying OSPF V3 InformationShowing IPsec policyThe show ipsec policy command d

276 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 Information Showing IPsec statisticsThe show ipsec statistics

Brocade ICX 6650 Layer 3 Routing Configuration Guide 27753-1002603-01Displaying OSPF V3 InformationSyntax: show ipsec statisticsThis command takes no

278 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationDisplaying IPsec for an interfaceTo see IPsec confi

Brocade ICX 6650 Layer 3 Routing Configuration Guide 27953-1002603-01Displaying OSPF V3 Information Displaying IPsec for a virtual linkTo display IPse

280 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying OSPF V3 InformationSyntax: show ipv6 ospf virtual-link [brief]The opt

Brocade ICX 6650 Layer 3 Routing Configuration Guide 28153-1002603-01Chapter7BGP (IPv4)Table 61 lists the Border Gateway Protocol (BGP4) features Br

Brocade ICX 6650 Layer 3 Routing Configuration Guide iii53-1002603-01ContentsAbout This DocumentAudience . . . . . . . . . . . . . . . . . . . . . .

12 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic IP parameters and defaults – Layer 3 Switches TABLE 2 IP global parameters –

282 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP4 overviewBGP4 overviewBorder Gateway Protocol 4 (BGP4) is the standard Exteri

Brocade ICX 6650 Layer 3 Routing Configuration Guide 28353-1002603-01BGP4 overviewAlthough a Layer 3 Switch BGP4 route table can have multiple routes

284 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP4 overview3. If the weights are the same, prefer the route with the largest lo

Brocade ICX 6650 Layer 3 Routing Configuration Guide 28553-1002603-01BGP4 overviewNOTEBrocade Layer 3 switches support BGP4 load sharing among multipl

286 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP4 overviewUPDATE messages from BGP4 routersAfter BGP4 neighbors establish a BG

Brocade ICX 6650 Layer 3 Routing Configuration Guide 28753-1002603-01BGP4 graceful restartBGP4 graceful restartBGP4 graceful restart is a high-availab

288 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP4 parametersBrocade> enableBrocade#configure terminalBrocade(config)#router

Brocade ICX 6650 Layer 3 Routing Configuration Guide 28953-1002603-01BGP4 parameters• Optional – Specify a list of individual networks in the local AS

290 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP4 parameters• Add neighbors.• Change the update timer for route changes.• Disa

Brocade ICX 6650 Layer 3 Routing Configuration Guide 29153-1002603-01Basic configuration tasks required for BGP4Basic configuration tasks required for

Brocade ICX 6650 Layer 3 Routing Configuration Guide 1353-1002603-01Basic IP parameters and defaults – Layer 3 SwitchesStatic ARP entriesAn ARP entry

292 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4Setting the local AS numberThe local A

Brocade ICX 6650 Layer 3 Routing Configuration Guide 29353-1002603-01Basic configuration tasks required for BGP4NOTEIf the Layer 3 switch has multiple

294 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4advertisement-interval num specifies t

Brocade ICX 6650 Layer 3 Routing Configuration Guide 29553-1002603-01Basic configuration tasks required for BGP4filter-list in | out num,num,.. specif

296 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4NOTEIf you want the software to assume

Brocade ICX 6650 Layer 3 Routing Configuration Guide 29753-1002603-01Basic configuration tasks required for BGP4unsuppress-map map-name removes route

298 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4Notice that the software has converted

Brocade ICX 6650 Layer 3 Routing Configuration Guide 29953-1002603-01Basic configuration tasks required for BGP4The enable password-display command en

300 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4NOTEIf you enter a command to remove t

Brocade ICX 6650 Layer 3 Routing Configuration Guide 30153-1002603-01Basic configuration tasks required for BGP4• If you add a parameter to a peer gro

14 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic IP parameters and defaults – Layer 3 SwitchesStatic RARP entriesAn IP addres

302 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic configuration tasks required for BGP4[soft-reconfiguration inbound][shutdow

Brocade ICX 6650 Layer 3 Routing Configuration Guide 30353-1002603-01Basic configuration tasks required for BGP4NOTEThe software also contains an opti

304 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksTo shut down a BGP4 neighbor, enter commands suc

Brocade ICX 6650 Layer 3 Routing Configuration Guide 30553-1002603-01Optional BGP4 configuration tasksThis command changes the update timer to 15 seco

306 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksHow load sharing affects route selectionDuring e

Brocade ICX 6650 Layer 3 Routing Configuration Guide 30753-1002603-01Optional BGP4 configuration tasksTo change the maximum number of shared paths, en

308 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksTo configure the Layer 3 switch to advertise net

Brocade ICX 6650 Layer 3 Routing Configuration Guide 30953-1002603-01Optional BGP4 configuration tasksThe route-map map-name parameter specifies the n

310 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksAdvertising the default routeBy default, the Lay

Brocade ICX 6650 Layer 3 Routing Configuration Guide 31153-1002603-01Optional BGP4 configuration tasksIt is possible for the BGP route table to contai

Brocade ICX 6650 Layer 3 Routing Configuration Guide 1553-1002603-01Basic IP parameters and defaults – Layer 3 SwitchesIP interface parameters – Layer

312 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksThe route to the next-hop gateway is a BGP route

Brocade ICX 6650 Layer 3 Routing Configuration Guide 31353-1002603-01Optional BGP4 configuration tasksThe next-hop IP address for 192.0.0.1 is not an

314 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksWhen selecting a route from among different sour

Brocade ICX 6650 Layer 3 Routing Configuration Guide 31553-1002603-01Optional BGP4 configuration tasksRequiring the first AS to be the neighbor ASBy d

316 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksBrocade(config-bgp-router)#compare-routeridSynta

Brocade ICX 6650 Layer 3 Routing Configuration Guide 31753-1002603-01Optional BGP4 configuration tasksBrocade(config-bgp-router)#med-missing-as-worstS

318 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksAS1 contains a cluster with two route reflectors

Brocade ICX 6650 Layer 3 Routing Configuration Guide 31953-1002603-01Optional BGP4 configuration tasks• The Layer 3 switch adds the attributes only if

320 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasksFor more information about the neighbor command,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 32153-1002603-01Optional BGP4 configuration tasksFigure 27 shows an example of a BGP4 confederati

16 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic IP parameters and defaults – Layer 3 SwitchesDHCP gateway stampThe router ca

322 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Optional BGP4 configuration tasks• Configure the confederation ID. The confederat

Brocade ICX 6650 Layer 3 Routing Configuration Guide 32353-1002603-01Optional BGP4 configuration tasksCommands for router CBrocadeC(config)#router bgp

324 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring BGP4 graceful restartThe attribute-map map-name parameter configures

Brocade ICX 6650 Layer 3 Routing Configuration Guide 32553-1002603-01BGP null0 routingBrocade(config-bgp)# graceful-restart stale-routes-time 120Synta

326 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP null0 routingFigure 28 shows a topology for a null0 routing application examp

Brocade ICX 6650 Layer 3 Routing Configuration Guide 32753-1002603-01BGP null0 routingConfiguration examples for BGP null0 routingS6 The following co

328 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01BGP null0 routingBrocade(config-bgp-router)#neighbor <router4_int_ip address&g

Brocade ICX 6650 Layer 3 Routing Configuration Guide 32953-1002603-01BGP null0 routingS1 and S2 The show ip route output for S1 and S2 shows "dr

330 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Modifying redistribution parametersModifying redistribution parametersBy default,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 33153-1002603-01Modifying redistribution parametersRedistributing RIP routesTo configure BGP4 to

Brocade ICX 6650 Layer 3 Routing Configuration Guide 1753-1002603-01Basic IP parameters and defaults – Layer 2 SwitchesBasic IP parameters and default

332 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Modifying redistribution parametersRedistributing static routesTo configure the L

Brocade ICX 6650 Layer 3 Routing Configuration Guide 33353-1002603-01FilteringFilteringThis section describes the following:• “Specific IP address fil

334 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringNOTEOnce you define a filter, the default action for addresses that do n

Brocade ICX 6650 Layer 3 Routing Configuration Guide 33553-1002603-01FilteringDefining an AS-path filterTo define AS-path filter 4 to permit AS 2500,

336 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringThe neighbor command uses the filter-list parameter to apply the AS-path

Brocade ICX 6650 Layer 3 Routing Configuration Guide 33753-1002603-01FilteringIf you want to filter for a special character instead of using the speci

338 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringBGP4 filtering communitiesYou can filter routes received from BGP4 neigh

Brocade ICX 6650 Layer 3 Routing Configuration Guide 33953-1002603-01FilteringThe num:num parameter indicates a specific community number to filter. U

340 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringThe deny | permit parameter specifies the action the software takes if a

Brocade ICX 6650 Layer 3 Routing Configuration Guide 34153-1002603-01FilteringThe deny | permit parameter specifies the action the software takes if a

18 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic IP parameters and defaults – Layer 2 SwitchesDomain name for Domain Name Ser

342 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringDefining route mapsA route map is a named set of match conditions and pa

Brocade ICX 6650 Layer 3 Routing Configuration Guide 34353-1002603-01Filtering• Set the MED (metric).• Set the IP address of the next hop router.• Set

344 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringSpecifying the match conditionsUse the following command to define the m

Brocade ICX 6650 Layer 3 Routing Configuration Guide 34553-1002603-01FilteringNOTEBy default, route maps apply to both unicast and multicast traffic.T

346 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringMatching based on next-hop routerTo construct match statements for a rou

Brocade ICX 6650 Layer 3 Routing Configuration Guide 34753-1002603-01FilteringThe first command configures a community ACL that contains community num

348 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringThe dampening [half-life reuse suppress max-suppress-time] parameter set

Brocade ICX 6650 Layer 3 Routing Configuration Guide 34953-1002603-01FilteringNOTEThis parameter applies only to routes redistributed into OSPF.NOTEYo

350 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringDeleting a community from a BGP4 routeTo delete a community from a BGP4

Brocade ICX 6650 Layer 3 Routing Configuration Guide 35153-1002603-01FilteringConfiguring cooperative BGP4 route filteringBy default, the Layer 3 swit

Brocade ICX 6650 Layer 3 Routing Configuration Guide 1953-1002603-01Configuring IP parameters – Layer 3 SwitchesInterface IP parameters – Layer 2 Swit

352 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01FilteringThe next two commands change the CLI to the BGP4 configuration level, th

Brocade ICX 6650 Layer 3 Routing Configuration Guide 35353-1002603-01FilteringNOTEIf the Layer 3 switch or the neighbor is not configured for cooperat

354 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Route flap dampening configurationRoute flap dampening configurationA “route flap

Brocade ICX 6650 Layer 3 Routing Configuration Guide 35553-1002603-01Route flap dampening configurationGlobally configuring route flap dampeningTo ena

356 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Route flap dampening configurationThe address-filter commands in this example con

Brocade ICX 6650 Layer 3 Routing Configuration Guide 35753-1002603-01Route flap dampening configurationBrocade(config)#route-map DAMPENING_MAP_ENABLE

358 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Route flap dampening configurationHere is an example.The aggregate-address comman

Brocade ICX 6650 Layer 3 Routing Configuration Guide 35953-1002603-01Route flap dampening configurationDisplaying and clearing route flap dampening st

360 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Generating traps for BGPYou also can display all the dampened routes by entering

Brocade ICX 6650 Layer 3 Routing Configuration Guide 36153-1002603-01Displaying BGP4 informationSyntax: [no] snmp-server enable traps bgpUse the no fo

20 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesBrocade devices support both classical

362 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationTable 64 lists the field definitions for the command o

Brocade ICX 6650 Layer 3 Routing Configuration Guide 36353-1002603-01Displaying BGP4 informationState The state of this router neighbor session with e

364 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying the active BGP4 configurationTo view the ac

Brocade ICX 6650 Layer 3 Routing Configuration Guide 36553-1002603-01Displaying BGP4 informationIf the software has been running less than 15 minutes

366 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying summary neighbor informationTo display summ

Brocade ICX 6650 Layer 3 Routing Configuration Guide 36753-1002603-01Displaying BGP4 informationDisplaying BGP4 neighbor informationTo view BGP4 neigh

368 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationThis example shows how to display information for a sp

Brocade ICX 6650 Layer 3 Routing Configuration Guide 36953-1002603-01Displaying BGP4 informationThe attribute-entries option shows the attribute-entri

370 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationRouterID The neighbor router ID.Description The descri

Brocade ICX 6650 Layer 3 Routing Configuration Guide 37153-1002603-01Displaying BGP4 informationRemovePrivateAs Whether this option is enabled for the

Brocade ICX 6650 Layer 3 Routing Configuration Guide 2153-1002603-01Configuring IP parameters – Layer 3 SwitchesNOTEAll physical IP interfaces on Broc

372 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationLast Connection Reset ReasonThe reason the previous se

Brocade ICX 6650 Layer 3 Routing Configuration Guide 37353-1002603-01Displaying BGP4 informationNotification Sent If the router receives a NOTIFICATIO

374 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationTCP Connection state The state of the connection with

Brocade ICX 6650 Layer 3 Routing Configuration Guide 37553-1002603-01Displaying BGP4 informationDisplaying route information for a neighborYou can dis

376 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationTable 67 lists the field definitions for the command o

Brocade ICX 6650 Layer 3 Routing Configuration Guide 37753-1002603-01Displaying BGP4 informationDisplaying advertised routesTo display the routes the

378 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying the best routes that were nonetheless not i

Brocade ICX 6650 Layer 3 Routing Configuration Guide 37953-1002603-01Displaying BGP4 informationSyntax: show ip bgp peer-group [peer-group-name]Only t

380 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying the BGP4 route tableBGP4 uses filters you d

Brocade ICX 6650 Layer 3 Routing Configuration Guide 38153-1002603-01Displaying BGP4 informationThe community option lets you display routes for a spe

iv Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches . . . . . . . . . . . . . . . . . 19C

22 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesBrocade(config)# vlan 2 name IP-Subnet

382 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationSyntax: show ip bgp routes bestFor information about t

Brocade ICX 6650 Layer 3 Routing Configuration Guide 38353-1002603-01Displaying BGP4 informationDisplaying information for a specific routeTo display

384 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying route detailsHere is an example of the info

Brocade ICX 6650 Layer 3 Routing Configuration Guide 38553-1002603-01Displaying BGP4 informationThese displays show the following information.TABLE 70

386 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying BGP4 route-attribute entriesThe route-attri

Brocade ICX 6650 Layer 3 Routing Configuration Guide 38753-1002603-01Displaying BGP4 informationTable 71 lists the field definitions for the command o

388 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying BGP4 informationDisplaying route flap dampening statisticsTo display r

Brocade ICX 6650 Layer 3 Routing Configuration Guide 38953-1002603-01Displaying BGP4 informationYou also can display all the dampened routes by enteri

390 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Updating route information and resetting a neighbor sessionBrocade#show route-map

Brocade ICX 6650 Layer 3 Routing Configuration Guide 39153-1002603-01Updating route information and resetting a neighbor sessionUsing soft reconfigura

Brocade ICX 6650 Layer 3 Routing Configuration Guide 2353-1002603-01Configuring IP parameters – Layer 3 SwitchesFor number, enter the ID of the virtua

392 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Updating route information and resetting a neighbor sessionNOTEIf you do not spec

Brocade ICX 6650 Layer 3 Routing Configuration Guide 39353-1002603-01Updating route information and resetting a neighbor sessionDisplaying all the rou

394 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Updating route information and resetting a neighbor session• RFC 2918, which desc

Brocade ICX 6650 Layer 3 Routing Configuration Guide 39553-1002603-01Updating route information and resetting a neighbor sessionNOTEThe soft-outbound

396 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Updating route information and resetting a neighbor sessionClosing or resetting a

Brocade ICX 6650 Layer 3 Routing Configuration Guide 39753-1002603-01Clearing traffic countersneighbor as needed. This ensures that the neighbor recei

398 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Clearing route flap dampening statisticsSyntax: clear ip bgp neighbor all | ip-ad

Brocade ICX 6650 Layer 3 Routing Configuration Guide 39953-1002603-01Clearing diagnostic buffersClearing diagnostic buffersThe Layer 3 switch stores t

400 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Clearing diagnostic buffers

Brocade ICX 6650 Layer 3 Routing 40153-1002603-01Chapter8IPv6Table 73 lists the IPv6 features Brocade ICX 6650 devices support. These features are s

24 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesYou can also enter the IP address and

402 Brocade ICX 6650 Layer 3 Routing53-1002603-01Static IPv6 route configurationTable 74 describes the parameters associated with this command and ind

Brocade ICX 6650 Layer 3 Routing 40353-1002603-01IPv6 over IPv4 tunnelsThe administrative distance is a value that the Layer 3 switch uses to compare

404 Brocade ICX 6650 Layer 3 Routing53-1002603-01IPv6 over IPv4 tunnelsConfiguring a manual IPv6 tunnelYou can use a manually configured tunnel to con

Brocade ICX 6650 Layer 3 Routing 40553-1002603-01IPv6 over IPv4 tunnelsClearing IPv6 tunnel statisticsYou can clear statistics (reset all fields to ze

406 Brocade ICX 6650 Layer 3 Routing53-1002603-01IPv6 over IPv4 tunnelsSyntax: show interfaces tunnel numberThe number parameter indicates the tunnel

Brocade ICX 6650 Layer 3 Routing 40753-1002603-01IPv6 over IPv4 tunnelsThe display command above reflects the following configuration. This display sh

408 Brocade ICX 6650 Layer 3 Routing53-1002603-01ECMP load sharing for IPv6ECMP load sharing for IPv6The IPv6 route table selects the best route to a

Brocade ICX 6650 Layer 3 Routing 40953-1002603-01ECMP load sharing for IPv6Disabling or re-enabling ECMP load sharing for IPv6ECMP load sharing for IP

410 Brocade ICX 6650 Layer 3 Routing53-1002603-01ECMP load sharing for IPv6

Brocade ICX 6650 Layer 3 Routing Configuration Guide 41153-1002603-01Chapter9VRRP and VRRP-ETable 78 lists the Virtual Router Redundancy Protocol (VR

Brocade ICX 6650 Layer 3 Routing Configuration Guide 2553-1002603-01Configuring IP parameters – Layer 3 SwitchesDisplaying information for a 31-bit su

412 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E overviewNOTEThe maximum number of supported VRRP or VRRP-E router

Brocade ICX 6650 Layer 3 Routing Configuration Guide 41353-1002603-01VRRP and VRRP-E overviewIf Switch 1 fails, you could configure Host1 to use Switc

414 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E overviewVirtual router ID A virtual router ID (VRID) consists of

Brocade ICX 6650 Layer 3 Routing Configuration Guide 41553-1002603-01VRRP and VRRP-E overviewMaster negotiationThe routers within a VRID use the VRRP

416 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E overviewNOTERegardless of the setting for the preempt parameter,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 41753-1002603-01VRRP and VRRP-E overviewNOTEThe HMAC-MD5-96 authentication type is supported for

418 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E overview• Hello packets- VRRP sends Hello messages to IP Multicas

Brocade ICX 6650 Layer 3 Routing Configuration Guide 41953-1002603-01VRRP and VRRP-E overviewFigure 32 shows an example of a VRRP-E configuration. FIG

420 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Comparison of VRRP and VRRP-EARP behavior with VRRP-EIn the VRRP-E implementation

Brocade ICX 6650 Layer 3 Routing Configuration Guide 42153-1002603-01Comparison of VRRP and VRRP-EArchitectural differences between VRRP and VRRP-EThe

26 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesFIGURE 3 DNS resolution with one domai

422 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E parametersVRRP and VRRP-E parametersTable 79 lists the VRRP and V

Brocade ICX 6650 Layer 3 Routing Configuration Guide 42353-1002603-01VRRP and VRRP-E parametersAuthentication typeThe type of authentication the VRRP

424 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01VRRP and VRRP-E parametersDead interval The number of seconds or milliseconds a B

Brocade ICX 6650 Layer 3 Routing Configuration Guide 42553-1002603-01Basic VRRP parameter configurationNote regarding disabling VRRP or VRRP-EIf you d

426 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic VRRP parameter configuration• The IP addresses associated with the VRID mus

Brocade ICX 6650 Layer 3 Routing Configuration Guide 42753-1002603-01Basic VRRP parameter configurationNOTEYou must first configure the ipv6 unicast-r

428 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic VRRP parameter configurationSyntax: [no] ip-address ip-addrSyntax: [no] ip

Brocade ICX 6650 Layer 3 Routing Configuration Guide 42953-1002603-01Basic VRRP parameter configurationBy default, Backup routers do not send Hello me

430 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Basic VRRP-E parameter configurationBasic VRRP-E parameter configurationThe follo

Brocade ICX 6650 Layer 3 Routing Configuration Guide 43153-1002603-01Basic VRRP-E parameter configurationNOTEYou also can use the enable command to ac

Brocade ICX 6650 Layer 3 Routing Configuration Guide 2753-1002603-01Configuring IP parameters – Layer 3 SwitchesDefining a domain listIf you want to u

432 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationWhen the no ipv6 router vrrp-ex

Brocade ICX 6650 Layer 3 Routing Configuration Guide 43353-1002603-01Additional VRRP and VRRP-E parameter configurationVRRP and VRRP-E authentication

434 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationVRRP-E syntaxFor IPv4 VRRP-E:Sy

Brocade ICX 6650 Layer 3 Routing Configuration Guide 43553-1002603-01Additional VRRP and VRRP-E parameter configurationVRRP router typeA VRRP interfac

436 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationConfiguring an IPv6 VRRP v3 int

Brocade ICX 6650 Layer 3 Routing Configuration Guide 43753-1002603-01Additional VRRP and VRRP-E parameter configurationSuppressing RIP advertisements

438 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationDead interval configurationThe

Brocade ICX 6650 Layer 3 Routing Configuration Guide 43953-1002603-01Additional VRRP and VRRP-E parameter configurationTrack port configurationNOTETra

440 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationBackup preempt configurationBy

Brocade ICX 6650 Layer 3 Routing Configuration Guide 44153-1002603-01Additional VRRP and VRRP-E parameter configurationIf you configure the device to

28 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesConfiguring packet parametersYou can c

442 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationThe VRRP-E slow start timer is

Brocade ICX 6650 Layer 3 Routing Configuration Guide 44353-1002603-01Additional VRRP and VRRP-E parameter configurationFIGURE 33 VRRP-E Extension for

444 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Additional VRRP and VRRP-E parameter configurationThe revert-priority value param

Brocade ICX 6650 Layer 3 Routing Configuration Guide 44553-1002603-01Forcing a Master router to abdicate to a Backup routerForcing a Master router to

446 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationTo change the Master priority back to the d

Brocade ICX 6650 Layer 3 Routing Configuration Guide 44753-1002603-01Displaying VRRP and VRRP-E informationTo display summary information for IPv6 VRR

448 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationDisplaying detailed informationTo display d

Brocade ICX 6650 Layer 3 Routing Configuration Guide 44953-1002603-01Displaying VRRP and VRRP-E informationThe following example is for a VRRP Backup.

450 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationThe ve num option specifies a virtual inter

Brocade ICX 6650 Layer 3 Routing Configuration Guide 45153-1002603-01Displaying VRRP and VRRP-E informationcurrent priority The current VRRP, VRRP v3,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 2953-1002603-01Configuring IP parameters – Layer 3 SwitchesThe default MTU is 1500 bytes for Ethe

452 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationDisplaying detailed information for an indi

Brocade ICX 6650 Layer 3 Routing Configuration Guide 45353-1002603-01Displaying VRRP and VRRP-E informationSyntax: show ip vrrp vrid num [ethernet num

454 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationDisplaying statisticsTo display statistics

Brocade ICX 6650 Layer 3 Routing Configuration Guide 45553-1002603-01Displaying VRRP and VRRP-E informationTable 84 shows a description of the output

456 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E informationClearing VRRP or VRRP-E statisticsTo clear

Brocade ICX 6650 Layer 3 Routing Configuration Guide 45753-1002603-01Displaying VRRP and VRRP-E informationTo display utilization statistics for a spe

458 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Displaying VRRP and VRRP-E information for IPv6Displaying VRRP and VRRP-E informa

Brocade ICX 6650 Layer 3 Routing Configuration Guide 45953-1002603-01Displaying VRRP and VRRP-E information for IPv6Syntax: show ipv6 vrrp brief | eth

460 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuration examplesConfiguration examplesThe following sections contain the CL

Brocade ICX 6650 Layer 3 Routing Configuration Guide 46153-1002603-01Configuration examplesNOTEWhen you configure a Backup router, the router interfac

30 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesBrocade(config)# jumboBrocade(config)#

462 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuration examplesNOTEThe address you enter with the ip-address command canno

Brocade ICX 6650 Layer 3 Routing Configuration Guide 46353-1002603-01Configuration examplesSyntax: ip-address ip-addrSyntax: activate

464 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuration examples

Brocade ICX 6650 Layer 3 Routing Configuration Guide 46553-1002603-01IndexNumerics31-bit subnet mask, 23Aaccess policies, ACL and IP, 10ACLand IP acce

466 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01displaying dynamic refresh information, 395displaying filtered routes, 392display

Brocade ICX 6650 Layer 3 Routing Configuration Guide 46753-1002603-01clear ip ospf topology, 213clear ip route, 124clear ip tunnel, 112clear ip vrrp-s

468 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01match ip route-source, 346maximum-paths, 307med-missing-as-worst, 317metric-type,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 46953-1002603-01show ipv6 ospf virtual-link, 273show ipv6 ospf virtual-neighbor, 273show ipv6 rip

470 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01parameters, 59Interfacedhcp-gateway-list, 95interface loopback, 292interface ve,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 47153-1002603-01enabling multicast routing on GRE tunnels, 106GRE packet, 95multicast routing ove

Brocade ICX 6650 Layer 3 Routing Configuration Guide 3153-1002603-01Configuring IP parameters – Layer 3 SwitchesChanging the router IDIn most configur

472 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01designated routers in multi-access networks, 170disabling or re-enabling load sha

Brocade ICX 6650 Layer 3 Routing Configuration Guide 47353-1002603-01Ppacket parameters, configuring, 28path MTU discovery, 96RReverse Address Resolut

474 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01redistribute static, 332redistribution, 138, 148, 196, 201rfc1583-compatibility,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 47553-1002603-01show ip ospf routes, 220show ip ospf trap, 225show ip ospf virtual-link, 224show

476 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01additional configuration, 432archtectural differences between VRRP-E, 421authenti

Brocade ICX 6650 Layer 3 Routing Configuration Guide v53-1002603-01Chapter 2 Base Layer 3 and Routing ProtocolsAdding a static IP route. . . . . . . .

32 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• TACACS/TACACS+• TFTP• RADIUS• Syslog

Brocade ICX 6650 Layer 3 Routing Configuration Guide 3353-1002603-01Configuring IP parameters – Layer 3 SwitchesTACACS/TACACS+ packetsTo specify the l

34 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesSyslog packetsTo specify the lowest-nu

Brocade ICX 6650 Layer 3 Routing Configuration Guide 3553-1002603-01Configuring IP parameters – Layer 3 SwitchesThe commands in this example configure

36 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesFor example, to forward a packet whose

Brocade ICX 6650 Layer 3 Routing Configuration Guide 3753-1002603-01Configuring IP parameters – Layer 3 SwitchesTo prevent the CPU from becoming flood

38 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesEnabling proxy ARPProxy ARP allows a L

Brocade ICX 6650 Layer 3 Routing Configuration Guide 3953-1002603-01Configuring IP parameters – Layer 3 SwitchesEnabling local proxy ARPBrocade device

40 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesThe num parameter specifies the entry

Brocade ICX 6650 Layer 3 Routing Configuration Guide 4153-1002603-01Configuring IP parameters – Layer 3 SwitchesChanging the TTL thresholdThe time to

vi Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01RIPng timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

42 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Strict source routing – requires the

Brocade ICX 6650 Layer 3 Routing Configuration Guide 4353-1002603-01Configuring IP parameters – Layer 3 SwitchesNOTEYou must save the configuration an

44 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Source-route-failure – The device re

Brocade ICX 6650 Layer 3 Routing Configuration Guide 4553-1002603-01Configuring IP parameters – Layer 3 SwitchesTo disable ICMP redirect messages glob

46 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesStatic IP route parametersWhen you con

Brocade ICX 6650 Layer 3 Routing Configuration Guide 4753-1002603-01Configuring IP parameters – Layer 3 SwitchesStatic route states follow port states

48 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesBrocade(config)# ip route 192.168.2.71

Brocade ICX 6650 Layer 3 Routing Configuration Guide 4953-1002603-01Configuring IP parameters – Layer 3 SwitchesConfiguring a “Null” routeYou can conf

50 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Backup Routes – If you configure mul

Brocade ICX 6650 Layer 3 Routing Configuration Guide 5153-1002603-01Configuring IP parameters – Layer 3 SwitchesThis feature is especially useful for

Brocade ICX 6650 Layer 3 Routing Configuration Guide vii53-1002603-01Configuring default route origination . . . . . . . . . . . . . . . . . . . .205M

52 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesFIGURE 5 Standard and null static rou

Brocade ICX 6650 Layer 3 Routing Configuration Guide 5353-1002603-01Configuring IP parameters – Layer 3 SwitchesFIGURE 6 Standard and interface route

54 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesConfiguring a default network routeThe

Brocade ICX 6650 Layer 3 Routing Configuration Guide 5553-1002603-01Configuring IP parameters – Layer 3 SwitchesThis example shows two routes. Both of

56 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Routes learned through BGP4Administr

Brocade ICX 6650 Layer 3 Routing Configuration Guide 5753-1002603-01Configuring IP parameters – Layer 3 SwitchesThe source of a path cost value depend

58 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• If the IP load forwarding cache does

Brocade ICX 6650 Layer 3 Routing Configuration Guide 5953-1002603-01Configuring IP parameters – Layer 3 SwitchesNOTEYou can configure IRDP parameters

60 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesEnabling IRDP on an individual portTo

Brocade ICX 6650 Layer 3 Routing Configuration Guide 6153-1002603-01Configuring IP parameters – Layer 3 SwitchesReverse Address Resolution Protocol co

viii Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring the OSPF V3 LSA pacing interval . . . . . . . . . . . . .245Modifyi

62 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesSyntax: [no] ip rarpTo re-enable RARP,

Brocade ICX 6650 Layer 3 Routing Configuration Guide 6353-1002603-01Configuring IP parameters – Layer 3 SwitchesYou can configure the Layer 3 Switch t

64 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesNOTEYou also must configure a helper a

Brocade ICX 6650 Layer 3 Routing Configuration Guide 6553-1002603-01Configuring IP parameters – Layer 3 SwitchesTo configure a helper address on an in

66 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 Switches• Hop count – Each router that forward

Brocade ICX 6650 Layer 3 Routing Configuration Guide 6753-1002603-01Configuring IP parameters – Layer 3 SwitchesChanging the maximum number of hops to

68 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesIn some environments, it may be necess

Brocade ICX 6650 Layer 3 Routing Configuration Guide 6953-1002603-01Configuring IP parameters – Layer 3 SwitchesA DHCP server assigns and manages IPv4

70 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesFIGURE 7 DHCP Server configuration flo

Brocade ICX 6650 Layer 3 Routing Configuration Guide 7153-1002603-01Configuring IP parameters – Layer 3 SwitchesConfiguring DHCP Server on a devicePer

Brocade ICX 6650 Layer 3 Routing Configuration Guide ix53-1002603-01Advertising the default route. . . . . . . . . . . . . . . . . . . . . . . . . . .

72 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesTable 9 describes the CLI commands tha

Brocade ICX 6650 Layer 3 Routing Configuration Guide 7353-1002603-01Configuring IP parameters – Layer 3 Switchesshow ip dhcp-server address-pool nameD

74 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesRemoving DHCP leasesThe clear ip dhcp-

Brocade ICX 6650 Layer 3 Routing Configuration Guide 7553-1002603-01Configuring IP parameters – Layer 3 SwitchesCreating an address poolThe ip dhcp-se

76 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesDeploying an address pool configuratio

Brocade ICX 6650 Layer 3 Routing Configuration Guide 7753-1002603-01Configuring IP parameters – Layer 3 SwitchesConfiguring the NetBIOS server for DHC

78 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesDisplaying DHCP Server informationThe

Brocade ICX 6650 Layer 3 Routing Configuration Guide 7953-1002603-01Configuring IP parameters – Layer 3 Switches lease: 0 0 30

80 Brocade ICX 6650 Layer 3 Routing Configuration Guide53-1002603-01Configuring IP parameters – Layer 3 SwitchesTable 12 describes this output.Display

Brocade ICX 6650 Layer 3 Routing Configuration Guide 8153-1002603-01Configuring IP parameters – Layer 3 Switches• For a Layer 3 device, one leased add