Brocade Virtual ADX Switch and Router Guide (Supporting AD Manuale Utente Pagina 1

53-1003246-01 July 2014®Brocade Virtual ADXSwitch and Router GuideSupporting Brocade Virtual ADX version 03.1.00

x Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information . . . . . . . . . . . . . . . . . . . . . . . . . . . . .320Dis

86 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4Syntax: show ipNOTEThis command has

Brocade Virtual ADX Switch and Router Guide 8753-1003246-01Displaying IP configuration information and statistics4Displaying Protocol CPU utilization

88 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4Syntax: show ip interface [ethernet

Brocade Virtual ADX Switch and Router Guide 8953-1003246-01Displaying IP configuration information and statistics4Displaying interface name in SyslogB

90 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4Displaying the ARP cacheTo display t

Brocade Virtual ADX Switch and Router Guide 9153-1003246-01Displaying IP configuration information and statistics4Displaying the static ARP tableTo di

92 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4 Displaying the forwarding cacheTo d

Brocade Virtual ADX Switch and Router Guide 9353-1003246-01Displaying IP configuration information and statistics4Here is an example of how to use the

94 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4 Clearing IP routesIf needed, you ca

Brocade Virtual ADX Switch and Router Guide 9553-1003246-01Displaying IP configuration information and statistics4The show ip traffic command displays

Brocade Virtual ADX Switch and Router Guide xi53-1003246-01PrefaceDocument conventionsThe document conventions describe text formatting conventions, c

96 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying IP configuration information and statistics4errors This information is used by B

Brocade Virtual ADX Switch and Router Guide 9753-1003246-01Chapter5Rate Limiting OverviewThe rate limiting feature on the Brocade Virtual ADX version

98 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview5Configuring rate limiting on ingress trafficTo configure port-level rate limiting

Brocade Virtual ADX Switch and Router Guide 9953-1003246-01Overview5The portnum operand is used to specify the interface in order to display its rate

100 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview5Virtual ADX(config- vlan-10)# rate-limit input 104857600 157286400Syntax: [no] ra

Brocade Virtual ADX Switch and Router Guide 10153-1003246-01 Chapter6Configuring OSPFThis chapter describes how to configure OSPF on Brocade Layer

102 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Overview of OSPF6An Autonomous System Boundary Router (ASBR) is a router that is runni

Brocade Virtual ADX Switch and Router Guide 10353-1003246-01 Overview of OSPF6Designated router election in multi-access networksIn a network with

104 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Overview of OSPF6When multiple routers on the same network are declaring themselves as

Brocade Virtual ADX Switch and Router Guide 10553-1003246-01 Overview of OSPF6FIGURE 22 AS External LSA reductionNotice that both Router D and Rout

xii Brocade Virtual ADX Switch and Router Guide53-1003246-01Command syntax conventionsBold and italic text identify command syntax components. Delimit

106 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Overview of OSPF6Algorithm for AS External LSA reductionFigure 22 shows an example in

Brocade Virtual ADX Switch and Router Guide 10753-1003246-01 Configuring OSPF6Dynamic OSPF memoryVirtual ADX dynamically allocates memory for Link

108 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6• Enable or disable default-information-originate.• Modify Shortest P

Brocade Virtual ADX Switch and Router Guide 10953-1003246-01 Configuring OSPF6Note regarding disabling OSPFIf you disable OSPF, the Layer 3 Switch

110 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6Example To set up the OSPF areas shown in Figure 19 on page 102, use

Brocade Virtual ADX Switch and Router Guide 11153-1003246-01 Configuring OSPF6NOTEYou can assign one area on a router interface. For example, if th

112 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6The ABR translates the Type-7 LSAs into Type-5 LSAs. If an area range

Brocade Virtual ADX Switch and Router Guide 11353-1003246-01 Configuring OSPF6The range ip-addr parameter specifies the IP address portion of the r

114 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6Port default values can be modified using the following CLI commands

Brocade Virtual ADX Switch and Router Guide 11553-1003246-01 Configuring OSPF6Hello-interval: Represents the length of time between the transmissio

Brocade Virtual ADX Switch and Router Guide xiii53-1003246-01Brocade resourcesVisit the Brocade website to locate related documentation for your produ

116 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6• 1 – Assumes that the password or authentication string you enter is

Brocade Virtual ADX Switch and Router Guide 11753-1003246-01 Configuring OSPF6NOTEFor backward compatibility, the ip ospf md5-authentication key-ac

118 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6NOTEBy default, the Brocade router ID is the IP address configured on

Brocade Virtual ADX Switch and Router Guide 11953-1003246-01 Configuring OSPF6RouterC(config-ospf-router)# area 1 virtual-link 10.0.0.1 RouterC(con

120 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6MD5 Authentication Wait Time: This parameter determines when a newly

Brocade Virtual ADX Switch and Router Guide 12153-1003246-01 Configuring OSPF6Changing the reference bandwidth for the cost on OSPF interfacesEach

122 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6• The bandwidth for tunnel interfaces is 9 Kbps and is not affected b

Brocade Virtual ADX Switch and Router Guide 12353-1003246-01 Configuring OSPF6NOTERedistribution is permitted for all routes by default, so the per

124 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6Prevent specific OSPF routes from being installed in the IP route tab

Brocade Virtual ADX Switch and Router Guide 12553-1003246-01 Configuring OSPF6The acl-name | acl-id parameter specifies the ACL name or ID.The in c

xiv Brocade Virtual ADX Switch and Router Guide53-1003246-01Document feedback• Brocade Supplemental Support augments your existing OEM support contrac

126 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6The first three commands configure an extended ACL that denies routes

Brocade Virtual ADX Switch and Router Guide 12753-1003246-01 Configuring OSPF6The destination-ip wildcard parameter specifies the destination addre

128 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6The commands in this example configure some static IP routes, then co

Brocade Virtual ADX Switch and Router Guide 12953-1003246-01 Configuring OSPF6NOTEFor an external route that is redistributed into OSPF through a r

130 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6NOTEThe Brocade router is not source routing in these examples. The r

Brocade Virtual ADX Switch and Router Guide 13153-1003246-01 Configuring OSPF6Syntax: summary-address ip-addr ip-maskThe ip-addr parameter specifie

132 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6To disable the feature, enter the following command.Virtual ADX(confi

Brocade Virtual ADX Switch and Router Guide 13353-1003246-01 Configuring OSPF6Modify redistribution metric typeThe redistribution metric type is us

134 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6The external | inter-area | intra-area parameter specifies the route

Brocade Virtual ADX Switch and Router Guide 13553-1003246-01 Configuring OSPF6To later re-enable the trap feature, enter snmp-server trap ospf. To

Brocade Virtual ADX Switch and Router Guide 153-1003246-01 Chapter1Configuring Basic Features This chapter describes how to configure basic, no

136 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring OSPF6NOTEThe command no rfc1583-compatibility is valid on the Virtual ADX

Brocade Virtual ADX Switch and Router Guide 13753-1003246-01 Displaying OSPF information6Displaying OSPF informationYou can use CLI commands and We

138 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6Syntax: show ip ospf configDisplaying CPU utilization stat

Brocade Virtual ADX Switch and Router Guide 13953-1003246-01 Displaying OSPF information6If the software has been running less than 15 minutes (the

140 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6Displaying OSPF area informationTo display OSPF area infor

Brocade Virtual ADX Switch and Router Guide 14153-1003246-01 Displaying OSPF information6Syntax: show ip ospf neighbor [router-id ip-addr] | [num]

142 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6State The state of the conversation between the Layer 3 Sw

Brocade Virtual ADX Switch and Router Guide 14353-1003246-01 Displaying OSPF information6Displaying OSPF interface informationTo display OSPF inter

144 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6Displaying OSPF route informationTo display OSPF route inf

Brocade Virtual ADX Switch and Router Guide 14553-1003246-01 Displaying OSPF information6Displaying the routes that have been redistributed into OS

2 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic system parameters1The name, contact, and location each can be up t

146 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6Syntax: show ip ospf database external-link-state [adverti

Brocade Virtual ADX Switch and Router Guide 14753-1003246-01 Displaying OSPF information6Displaying OSPF link state informationTo display link stat

148 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6• show ip ospf database external-link-state advertise num

Brocade Virtual ADX Switch and Router Guide 14953-1003246-01 Displaying OSPF information6To display the state of each OSPF trap, enter the followin

150 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Displaying OSPF information6

Brocade Virtual ADX Switch and Router Guide 15153-1003246-01Chapter7Configuring OSPFv3This chapter describes how to configure OSPFv3 on a Virtual ADX

152 Brocade Virtual ADX Switch and Router Guide53-1003246-01Link state advertisement types for OSPFv37Link state advertisement types for OSPFv3OSPFv3

Brocade Virtual ADX Switch and Router Guide 15353-1003246-01Enabling OSPFv37Enabling OSPFv3Before enabling the Brocade device to run OSPFv3, you must

154 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37• normal – OSPF routers within a normal area can send and receive External

Brocade Virtual ADX Switch and Router Guide 15553-1003246-01Enabling OSPFv37As the NSSA is partially “stubby”, the ABR does not flood external LSAs fr

Brocade Virtual ADX Switch and Router Guide 353-1003246-01 Configuring basic system parameters1To add a trap receiver and encrypt the display o

156 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37The no-redistribution parameter prevents an NSSA ABR from generating an ex

Brocade Virtual ADX Switch and Router Guide 15753-1003246-01Enabling OSPFv37Syntax: [no] area num | ipv6-addr range ip-addr ip-mask [ advertise | not-

158 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37The stub metric parameter specifies an additional cost for using a route t

Brocade Virtual ADX Switch and Router Guide 15953-1003246-01Enabling OSPFv37You can change the default reference bandwidth from 100 Mbps to a value fr

160 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37• IPv6 static routes• Directly connected IPv6 networksYou can redistribute

Brocade Virtual ADX Switch and Router Guide 16153-1003246-01Enabling OSPFv37The connected | static keywords specify the route source.The route-map map

162 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37Modifying metric type for routes redistributed into OSPF version 3The Broc

Brocade Virtual ADX Switch and Router Guide 16353-1003246-01Enabling OSPFv37To configure the summary address 2001:db8:2201::/24 for routes redistribut

164 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37Configuring an OSPFv3 distribution list using a route map as inputThe foll

Brocade Virtual ADX Switch and Router Guide 16553-1003246-01Enabling OSPFv37For example, to create and advertise a default route with a metric of 2 an

4 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic system parameters1To specify a port, loopback interface, or virtua

166 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37Virtual ADX(config-ospf6-router)#timers spf 10 20Syntax: timers spf delay

Brocade Virtual ADX Switch and Router Guide 16753-1003246-01Enabling OSPFv37Configuring the OSPFv3 LSA pacing intervalThe Brocade device paces OSPFv3

168 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37For example, to change the maximum number entries from the default of 2000

Brocade Virtual ADX Switch and Router Guide 16953-1003246-01Enabling OSPFv37• Retransmit-interval: The time between retransmissions of LSAs to adjacen

170 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37IPsec for OSPFv3This section describes the implementation of Internet Prot

Brocade Virtual ADX Switch and Router Guide 17153-1003246-01Enabling OSPFv37Configuring IPsec for OSPFv3This section describes how to configure IPsec

172 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37• IPSec authentication for OSPFv3 requires the use of multiple SPDs, one f

Brocade Virtual ADX Switch and Router Guide 17353-1003246-01Enabling OSPFv37The authentication keyword enables authentication.The ipsec keyword specif

174 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37Changing the key rollover timerConfiguration changes for authentication ta

Brocade Virtual ADX Switch and Router Guide 17553-1003246-01Enabling OSPFv37Showing IPsec security association informationThe show ipsec sa command di

Brocade Virtual ADX Switch and Router Guide 553-1003246-01 Configuring basic system parameters1NOTEThe Privileged EXEC level is sometimes calle

176 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37 Showing IPsec statisticsThe show ipsec statistics command displays the e

Brocade Virtual ADX Switch and Router Guide 17753-1003246-01Enabling OSPFv37Syntax: show ipsec statisticsDisplaying IPsec configuration for an areaTh

178 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37 Displaying IPsec for an interfaceTo see IPsec configuration for a particu

Brocade Virtual ADX Switch and Router Guide 17953-1003246-01Enabling OSPFv37Syntax: show ipv6 ospf interface [ethernet slot/port | loopback number | v

180 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling OSPFv37Displaying IPsec for a virtual linkTo display IPsec for a virtual link, ru

Brocade Virtual ADX Switch and Router Guide 18153-1003246-01Displaying OSPFv3 information7Displaying OSPFv3 informationYou can display the information

182 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7Displaying OSPFv3 database informationYou can display a summ

Brocade Virtual ADX Switch and Router Guide 18353-1003246-01Displaying OSPFv3 information7The network number displays detailed information about the n

184 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7For example, to display detailed information about all LSAs

Brocade Virtual ADX Switch and Router Guide 18553-1003246-01Displaying OSPFv3 information7The fields that display depend upon the LSA type as shown in

Copyright © 2010 Brocade Communications Systems, Inc. All Rights Reserved.ADX, AnyIO, Brocade, Brocade Assurance, the B-wing symbol, DCX, Fabric OS, I

6 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic system parameters1To disable logging of CLI access, enter the foll

186 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7Network LSA (Type 2) (Net) Fields Options A 24-bit field t

Brocade Virtual ADX Switch and Router Guide 18753-1003246-01Displaying OSPFv3 information7Displaying OSPFv3 interface informationYou can display a sum

188 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7For example, to display detailed information about Ethernet

Brocade Virtual ADX Switch and Router Guide 18953-1003246-01Displaying OSPFv3 information7This display shows the following information:TABLE 27 Detail

190 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7Displaying OSPFv3 memory usageTo display information about O

Brocade Virtual ADX Switch and Router Guide 19153-1003246-01Displaying OSPFv3 information7Syntax: show ipv6 ospf memoryThis display shows the followin

192 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7For example, to display detailed information about a neighbo

Brocade Virtual ADX Switch and Router Guide 19353-1003246-01Displaying OSPFv3 information7Displaying routes redistributed into OSPFv3You can display a

194 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7To display all IPv6 routes that the device has redistributed

Brocade Virtual ADX Switch and Router Guide 19553-1003246-01Displaying OSPFv3 information7To display the entire OSPFv3 route table for the device, ent

Brocade Virtual ADX Switch and Router Guide 753-1003246-01 Configuring basic system parameters1You can define a port that receives the SNMP v3

196 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7Displaying OSPFv3 SPF informationYou can display the followi

Brocade Virtual ADX Switch and Router Guide 19753-1003246-01Displaying OSPFv3 information7• As an IPv4 address; for example, 192.168.1.1.• As a numeri

198 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying OSPFv3 information7This display shows the following information:For example, to

Brocade Virtual ADX Switch and Router Guide 19953-1003246-01Chapter8Configuring BGP4 (IPv4)This chapter provides details on how to configure Border Ga

200 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview of BGP48• AS-path – A list of the other ASs through which a route passes. BGP4 de

Brocade Virtual ADX Switch and Router Guide 20153-1003246-01Overview of BGP48• INCOMPLETE is highest.7. If the paths have the same origin type, prefer

202 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview of BGP48• OPEN • UPDATE • KEEPALIVE• NOTIFICATION• ROUTE REFRESHOPEN messageAfter

Brocade Virtual ADX Switch and Router Guide 20353-1003246-01Overview of BGP48• Path attributes – Parameters that indicate route-specific information s

204 Brocade Virtual ADX Switch and Router Guide53-1003246-01Implementation of BGP48Implementation of BGP4BGP4 is described in RFC 1771 and the latest

Brocade Virtual ADX Switch and Router Guide 20553-1003246-01Implementation of BGP48In the example shown in Figure 27, ISP-A has purchased ISP-B. The A

8 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic system parameters1The commands in this example configure loopback

206 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP48Figure 28 shows a topology for a null0 routing application example.FIGURE

Brocade Virtual ADX Switch and Router Guide 20753-1003246-01Configuring BGP48FIGURE 29 BGP4 configuration levelsTable 35 shows the commands that are a

208 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP48Parameter changes that take effect immediatelyThe following parameter cha

Brocade Virtual ADX Switch and Router Guide 20953-1003246-01Enabling and disabling BGP48• Add, change, or negate redistribution parameters (except cha

210 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling and disabling BGP48NOTEBy default, the Virtual ADX device ID is the IP address co

Brocade Virtual ADX Switch and Router Guide 21153-1003246-01Entering and exiting the address family configuration level8Entering and exiting the addre

212 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring the device to always compare Multi-Exit Discriminators8The attribute-map map-n

Brocade Virtual ADX Switch and Router Guide 21353-1003246-01Disabling or re-enabling comparison of the AS-Path length8Disabling or re-enabling compari

214 Brocade Virtual ADX Switch and Router Guide53-1003246-01Four-byte Autonomous System Numbers (AS4)8Virtual ADX(config-bgp)# compare-routeridSyntax:

Brocade Virtual ADX Switch and Router Guide 21553-1003246-01Four-byte Autonomous System Numbers (AS4)8The no form of the capability command deletes th

Brocade Virtual ADX Switch and Router Guide 953-1003246-01 Configuring basic system parameters1Setting a message of the day bannerYou can confi

216 Brocade Virtual ADX Switch and Router Guide53-1003246-01Four-byte Autonomous System Numbers (AS4)8NOTEIf the AS path for a route map has prepended

Brocade Virtual ADX Switch and Router Guide 21753-1003246-01Four-byte Autonomous System Numbers (AS4)8NOTEUse soft-outbound only if the outbound polic

218 Brocade Virtual ADX Switch and Router Guide53-1003246-01Specifying a maximum AS path length8To specify asdot notation before displaying IP BGP4 in

Brocade Virtual ADX Switch and Router Guide 21953-1003246-01BGP4 max-as error messages8NOTEMaxas-limit is checked against the received AS_PATH and AS4

220 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring route flap dampening8Memory limit errorSYSLOG: <11Jan 1 00:00:00 mu1, BGP:

Brocade Virtual ADX Switch and Router Guide 22153-1003246-01Originating the default route8Originating the default routeBy default, the device does not

222 Brocade Virtual ADX Switch and Router Guide53-1003246-01Changing the default metric used for redistribution8Changing the default metric used for r

Brocade Virtual ADX Switch and Router Guide 22353-1003246-01Requiring the first AS to be the neighbor AS8When selecting a route from among different s

224 Brocade Virtual ADX Switch and Router Guide53-1003246-01Requiring the first AS to be the neighbor AS8The hierarchy for enforcement of this feature

Brocade Virtual ADX Switch and Router Guide 22553-1003246-01Setting the local AS number8To enable fast external fallover, enter the following command.

10 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic port parameters1To remove the banner, enter the no banner incomin

226 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4 multipath load sharing8To enable load sharing of EBGP paths only, enter t

Brocade Virtual ADX Switch and Router Guide 22753-1003246-01Configuring BGP4 multipath load sharing8Configuring a static BGP4 network This feature all

228 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring paths without MEDs as the least favorable8Configuring paths without MEDs as th

Brocade Virtual ADX Switch and Router Guide 22953-1003246-01Configuring BGP4 neighbors8[filter-list access-list-name [ in | out ]] [local-as as-num [n

230 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4 neighbors8NOTEBy default, if a route does not match any of the filters, t

Brocade Virtual ADX Switch and Router Guide 23153-1003246-01Configuring BGP4 neighbors8• The threshold parameter specifies the percentage of the value

232 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4 neighbors8shutdown administratively shuts down the session with this neig

Brocade Virtual ADX Switch and Router Guide 23353-1003246-01Configuring BGP4 neighbors8Virtual ADX(config)# router bgpVirtual ADX(config-bgp-router)#

234 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4 neighbors8To override the summary-only parameter and allow a specific rou

Brocade Virtual ADX Switch and Router Guide 23553-1003246-01Configuring BGP4 neighbors8The software also contains an option to end the session with a

Brocade Virtual ADX Switch and Router Guide 1153-1003246-01 Configuring basic Layer 2 parameters1Assigning a port nameA port name can be assign

236 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4 neighbors8The BGP4 configuration commands appear in the following format

Brocade Virtual ADX Switch and Router Guide 23753-1003246-01Specifying a list of networks to advertise8Specifying a list of networks to advertiseBy de

238 Brocade Virtual ADX Switch and Router Guide53-1003246-01Using the IP default route as a valid next-hop for a BGP4 route8The route-map map-name par

Brocade Virtual ADX Switch and Router Guide 23953-1003246-01Enabling next-hop recursion8Example when recursive route lookups are disabledThe output he

240 Brocade Virtual ADX Switch and Router Guide53-1003246-01Enabling next-hop recursion8The first lookup results in an IBGP route, to network 10.0.0.0

Brocade Virtual ADX Switch and Router Guide 24153-1003246-01Modifying redistribution parameters8The device can use this route because it has an IP rou

242 Brocade Virtual ADX Switch and Router Guide53-1003246-01Modifying redistribution parameters8Virtual ADX(config-bgp)# redistribute connected Syntax

Brocade Virtual ADX Switch and Router Guide 24353-1003246-01Using a table map to set the tag value8The static parameter indicates that you are redistr

244 Brocade Virtual ADX Switch and Router Guide53-1003246-01Changing the BGP4 next-hop update timer8NOTEGenerally, you should set the Hold Time to thr

Brocade Virtual ADX Switch and Router Guide 24553-1003246-01Adding a loopback interface8NOTEA device uses the same device ID for both OSPF and BGP4. I

12 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring basic Layer 2 parameters1Changing the MAC age time This parameter sets

246 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8To configure the device to perform BGP4 load sharing:• Enable IP load sharing if

Brocade Virtual ADX Switch and Router Guide 24753-1003246-01Filtering8AS-path filters or AS-path ACLs can be referred to by the filter list number of

248 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Special charactersWhen you enter a single-character expression or a list of char

Brocade Virtual ADX Switch and Router Guide 24953-1003246-01Filtering8To filter for a special character instead of using the special character as desc

250 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Defining a community ACLTo configure community ACL 1, enter a command such as th

Brocade Virtual ADX Switch and Router Guide 25153-1003246-01Filtering8Virtual ADX(config-bgp)# neighbor 10.10.10.1 prefix-list Routesfor20 outThese co

252 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8The name-or-num parameter specifies the name or number of a standard, extended,

Brocade Virtual ADX Switch and Router Guide 25353-1003246-01Filtering8• Prepend AS numbers to the front of the route AS-path. By adding AS numbers to

254 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Virtual ADX(config)# no route-map Map1 permit 10This command deletes the specifi

Brocade Virtual ADX Switch and Router Guide 25553-1003246-01Filtering8The protocol bgp static-network parameter matches on BGP4 static network routes.

Brocade Virtual ADX Switch and Router Guide 1353-1003246-01 Configuring basic Layer 2 parameters1NOTEThe location of the static-mac-address com

256 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Matching based on next-hop deviceYou can use the results of an IP ACL or an IP p

Brocade Virtual ADX Switch and Router Guide 25753-1003246-01Filtering8The acl parameter specifies the name of a community list ACL. You can specify up

258 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8To configure the match-interface option, use the following command.Virtual ADX(c

Brocade Virtual ADX Switch and Router Guide 25953-1003246-01Filtering8The dampening [half-life reuse suppress max-suppress-time] parameter sets route

260 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Virtual ADX(config)# access-list 1 permit 192.168.9.0 0.0.0.255Virtual ADX(confi

Brocade Virtual ADX Switch and Router Guide 26153-1003246-01Filtering8Dynamic route filter updateRouting protocols use various route filters to contro

262 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Protocols are automatically notified when a route filter is created, deleted or

Brocade Virtual ADX Switch and Router Guide 26353-1003246-01Filtering8BGP4 policy processing orderThe order of application of policies when processing

264 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8• Maximum suppression time – Specifies the maximum number of minutes a route can

Brocade Virtual ADX Switch and Router Guide 26553-1003246-01Filtering8The third and fourth commands configure a second route map that explicitly enabl

14 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring static MAC addresses1NOTEThe second command is optional and also create

266 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Syntax: show ip bgp flap-statistics [regular-expression regular-expression | add

Brocade Virtual ADX Switch and Router Guide 26753-1003246-01Filtering8NOTEThe clear ip bgp damping command not only clears statistics but also un-supp

268 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Enabling soft reconfigurationTo configure a neighbor for soft reconfiguration, e

Brocade Virtual ADX Switch and Router Guide 26953-1003246-01Filtering8The routes displayed are the routes that were filtered out by the BGP4 policies

270 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Dynamically requesting a route refresh from a BGP4 neighborYou can easily apply

Brocade Virtual ADX Switch and Router Guide 27153-1003246-01Filtering8• If you did not enable soft reconfiguration, soft in requests the entire BGP4 r

272 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Closing or resetting a neighbor sessionYou can close a neighbor session or resen

Brocade Virtual ADX Switch and Router Guide 27353-1003246-01Filtering8To close a neighbor session and thus flush all the routes exchanged by the devic

274 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8The parameters are the same as those for the show ip bgp flap-statistics command

Brocade Virtual ADX Switch and Router Guide 27553-1003246-01Filtering8Syntax: clear ip bgp neighbor all | ip-addr | as-numlast-packet-with-error | not

Brocade Virtual ADX Switch and Router Guide 1553-1003246-01 Configuring static MAC addresses1The portnum variable specifies the Ethernet port o

276 Brocade Virtual ADX Switch and Router Guide53-1003246-01Filtering8Virtual ADX(config-bgp-router)# neighbor <router5_int_ip address> remote-a

Brocade Virtual ADX Switch and Router Guide 27753-1003246-01Filtering8Device 1 and 2 Show ip route static output for device 1 and device 2.Device 6

278 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Device 1 and 2The show ip route output for device 1 and device

Brocade Virtual ADX Switch and Router Guide 27953-1003246-01Displaying BGP4 information8Displaying summary BGP4 informationYou can display the local A

280 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Number of Routes Installed The number of BGP4 routes in the de

Brocade Virtual ADX Switch and Router Guide 28153-1003246-01Displaying BGP4 information8State The state of device sessions with each neighbor. The sta

282 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Displaying the active BGP4 configurationTo view the active BGP

Brocade Virtual ADX Switch and Router Guide 28353-1003246-01Displaying BGP4 information8Syntax: show ip bgp neighbors [ip-addr] | [route-summary] This

284 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Displaying BGP4 neighbor informationYou can display configurat

Brocade Virtual ADX Switch and Router Guide 28553-1003246-01Displaying BGP4 information8This example shows how to display information for a specific n

Brocade Virtual ADX Switch and Router Guide iii53-1003246-01ContentsPrefaceDocument conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . .

16 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring system parameter settings1Configuring system parameter settingsBrocade

286 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8The attribute-entries option shows the attribute-entries assoc

Brocade Virtual ADX Switch and Router Guide 28753-1003246-01Displaying BGP4 information8Description The description you gave the neighbor when you con

288 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8RefreshCapability Whether this device has received confirmatio

Brocade Virtual ADX Switch and Router Guide 28953-1003246-01Displaying BGP4 information8Last Connection Reset Reason (cont.)Reasons specific to the im

290 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8TCP Connection state The state of the connection with the neig

Brocade Virtual ADX Switch and Router Guide 29153-1003246-01Displaying BGP4 information8Displaying route information for a neighborYou can display rou

292 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8TABLE 42 BGP4 route summary information for a neighborThis fie

Brocade Virtual ADX Switch and Router Guide 29353-1003246-01Displaying BGP4 information8Displaying advertised routesTo display the routes the device h

294 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Displaying the Adj-RIB-Out for a neighborTo display the curren

Brocade Virtual ADX Switch and Router Guide 29553-1003246-01Displaying BGP4 information8Displaying the BGP4 route tableBGP4 uses filters that you defi

Brocade Virtual ADX Switch and Router Guide 1753-1003246-01 Configuring system parameter settings1ip-cache IP cache entries supportedip-filter-

296 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8The best parameter displays the routes received from the neigh

Brocade Virtual ADX Switch and Router Guide 29753-1003246-01Displaying BGP4 information8.Syntax: show ip bgp routes bestFor information about the fiel

298 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8Syntax: show ip bgp [route] ip-addr/prefix [longer-prefixes] |

Brocade Virtual ADX Switch and Router Guide 29953-1003246-01Displaying BGP4 information8Displaying route detailsThis example shows the information dis

300 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8These displays show the following information.TABLE 45 BGP4 ro

Brocade Virtual ADX Switch and Router Guide 30153-1003246-01Displaying BGP4 information8Displaying BGP4 route-attribute entriesThe route-attribute ent

302 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8This display shows the following information.TABLE 46 BGP4 rou

Brocade Virtual ADX Switch and Router Guide 30353-1003246-01Displaying BGP4 information8Displaying the routes BGP4 has placed inthe IP route tableThe

304 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8The filter-list num parameter specifies one or more filters. O

Brocade Virtual ADX Switch and Router Guide 30553-1003246-01Displaying BGP4 information8route-map setcomm permit 1 set community 1234:2345 no-export T

18 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Configuring system parameter settings1The num varaible specifies the maximum number

306 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8.Syntax: show ip bgp neighborsThe information related to AS4s

Brocade Virtual ADX Switch and Router Guide 30753-1003246-01Displaying BGP4 information8Syntax: show ip bgp attribute-entriesAS-path prepend informat

308 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4 information8.Formats of AS4s in show command outputTo display the asdot an

Brocade Virtual ADX Switch and Router Guide 30953-1003246-01Chapter9Configuring BGP4+The implementation of IPv6 supports multi protocol BGP (MBGP) ext

310 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4+9To exit from the IPv6 unicast address family configuration level, enter

Brocade Virtual ADX Switch and Router Guide 31153-1003246-01Configuring BGP4+9NOTEThe example above adds IPv6 neighbors at the BGP4+ unicast address f

312 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4+9Adding BGP4+ neighborTo add the IPv6 link-local address fe80:4398:ab30:4

Brocade Virtual ADX Switch and Router Guide 31353-1003246-01Configuring BGP4+9Virtual ADX(config-bgp-ipv6u)# neighbor fe80:4398:ab30:45de::1 route-map

314 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring BGP4+9You can also enable the BGP4+ device to send the default route to a part

Brocade Virtual ADX Switch and Router Guide 31553-1003246-01Configuring BGP4+9• By using a route map to filter which routes to redistribute, for examp

Brocade Virtual ADX Switch and Router Guide 1953-1003246-01 Chapter2Configuring Basic Layer 3Configuring basic Layer 3 overviewThis chapter descri

316 Brocade Virtual ADX Switch and Router Guide53-1003246-01Clearing BGP4+ information9The attribute-map map-name parameter configures the device to s

Brocade Virtual ADX Switch and Router Guide 31753-1003246-01Clearing BGP4+ information9Virtual ADX# clear ipv6 bgp dampeningSyntax: clear ipv6 bgp dam

318 Brocade Virtual ADX Switch and Router Guide53-1003246-01Clearing BGP4+ information9• Clear diagnostic buffers.• Close a session, or reset a sessio

Brocade Virtual ADX Switch and Router Guide 31953-1003246-01Clearing BGP4+ information9that the neighbor receives only the routes you want it to conta

320 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9The ipv6-address parameter specifies a neighbor by its IPv6 a

Brocade Virtual ADX Switch and Router Guide 32153-1003246-01Displaying BGP4+ information9NOTEThe show commands implemented for BGP4+ correspond to the

322 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Syntax: show ipv6 bgp routes [ipv6-prefix/prefix-length | tab

Brocade Virtual ADX Switch and Router Guide 32353-1003246-01Displaying BGP4+ information9The cidr-only keyword lists only the routes whose network mas

324 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9TABLE 2 Detailed BGP4+ route informationThis field... Display

Brocade Virtual ADX Switch and Router Guide 32553-1003246-01Displaying BGP4+ information9Syntax: show ipv6 bgp routes detail [ipv6-prefix/prefix-lengt

20 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Disabling Layer 2 switching2Disabling Layer 2 switchingThe Route Only feature allows a

326 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9The route-map name parameter filters the display using the sp

Brocade Virtual ADX Switch and Router Guide 32753-1003246-01Displaying BGP4+ information9These displays show the following information.Displaying BGP4

328 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9NOTEPortions of this display are truncated for brevity. The p

Brocade Virtual ADX Switch and Router Guide 32953-1003246-01Displaying BGP4+ information9Displaying the BGP4+ running configurationTo view the active

330 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9This display shows the following information.Displaying filte

Brocade Virtual ADX Switch and Router Guide 33153-1003246-01Displaying BGP4+ information9The longer-prefixes keyword allows you to display routes that

332 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Weight The value that this Virtual ADX device associates with

Brocade Virtual ADX Switch and Router Guide 33353-1003246-01Displaying BGP4+ information9To display detailed information about the routes that have be

334 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Status For information about this field, refer to Table 6 on

Brocade Virtual ADX Switch and Router Guide 33553-1003246-01Displaying BGP4+ information9Displaying route flap dampening statisticsTo display route da

Brocade Virtual ADX Switch and Router Guide 2153-1003246-01 Additional features2Additional featuresFor information about the other IP configuratio

336 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9You also can display all the dampened routes by using the sho

Brocade Virtual ADX Switch and Router Guide 33753-1003246-01Displaying BGP4+ information9Displaying IPv6 neighbor configuration information and statis

338 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9This display shows the following information.TABLE 9 BGP4+ n

Brocade Virtual ADX Switch and Router Guide 33953-1003246-01Displaying BGP4+ information9Last Update Time Lists the last time updates were sent and re

340 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Notification Sent If the Virtual ADX device receives a NOTIFI

Brocade Virtual ADX Switch and Router Guide 34153-1003246-01Displaying BGP4+ information9TCP Connection stateThe state of the connection with the neig

342 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Displaying routes advertised to a BGP4+ neighborYou can displ

Brocade Virtual ADX Switch and Router Guide 34353-1003246-01Displaying BGP4+ information9For example, to display details about all routes a Virtual AD

344 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Displaying BGP4+ neighbor route-attribute entriesThe route-at

Brocade Virtual ADX Switch and Router Guide 34553-1003246-01Displaying BGP4+ information9This display shows the following information.Displaying route

22 Brocade Virtual ADX Switch and Router Guide53-1003246-01 Additional features2

346 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Syntax: show ipv6 bgp neighbor ipv6-address flap-statisticsTh

Brocade Virtual ADX Switch and Router Guide 34753-1003246-01Displaying BGP4+ information9Displaying routes received from a BGP4+ neighborYou can displ

348 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9For example, to display details about routes received from ne

Brocade Virtual ADX Switch and Router Guide 34953-1003246-01Displaying BGP4+ information9This display shows the following information.TABLE 16 Detaile

350 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Displaying the Adj-RIB-Out for a BGP4+ neighborYou can displa

Brocade Virtual ADX Switch and Router Guide 35153-1003246-01Displaying BGP4+ information9This display shows the following information.For example, to

352 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9This display shows the following information.Displaying the b

Brocade Virtual ADX Switch and Router Guide 35353-1003246-01Displaying BGP4+ information9Syntax: show ipv6 bgp neighbor ipv6-address routes best | det

354 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9For example, to display detailed information about the best r

Brocade Virtual ADX Switch and Router Guide 35553-1003246-01Displaying BGP4+ information9Displaying IPv6 neighbor route summary informationYou can dis

Brocade Virtual ADX Switch and Router Guide 2353-1003246-01Chapter3Configuring Virtual LANs (VLANs)This chapter describes how to configure Virtual LAN

356 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Syntax: show ipv6 bgp neighbor [ipv6-address] routes-summaryT

Brocade Virtual ADX Switch and Router Guide 35753-1003246-01Displaying BGP4+ information9Displaying BGP4+ summaryTo view summary BGP4+ information for

358 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9Number of Routes InstalledThe number of BGP4+ routes in the V

Brocade Virtual ADX Switch and Router Guide 35953-1003246-01Displaying BGP4+ information9Sent The number of BGP4+ routes that the Virtual ADX has sent

360 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying BGP4+ information9

24 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview3FIGURE 1 Brocade device containing user-defined Layer 2 port-based VLANA port can

Brocade Virtual ADX Switch and Router Guide 2553-1003246-01Overview3Integrated Switch Routing (ISR)The Integrated Switch Routing (ISR) feature enables

iv Brocade Virtual ADX Switch and Router Guide53-1003246-01Chapter 3 Configuring Virtual LANs (VLANs)Overview . . . . . . . . . . . . . . . . . . . .

26 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview3FIGURE 2 Default Layer 2 port-based VLANWhen you configure a port-based VLAN, one

Brocade Virtual ADX Switch and Router Guide 2753-1003246-01Overview3• The default tag value is 8100 (hexadecimal). This value comes from the 802.1q sp

28 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview3FIGURE 4 VLANs configured across multiple devicesVirtual routing interfacesA virtu

Brocade Virtual ADX Switch and Router Guide 2953-1003246-01Overview3FIGURE 5 Use virtual routing interfaces for routing between IP subnet VLANsVLAN an

30 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview3• Static portsYou also can explicitly exclude ports. Dynamic portsDynamic ports ar

Brocade Virtual ADX Switch and Router Guide 3153-1003246-01Overview3FIGURE 7 VLAN with dynamic ports—candidate ports become active again if they recei

32 Brocade Virtual ADX Switch and Router Guide53-1003246-01Routing between VLANs3To "leak" Layer 3 broadcast traffic, an active port sends 1

Brocade Virtual ADX Switch and Router Guide 3353-1003246-01Routing between VLANs3Bridging and routing the same protocol simultaneously on the same dev

34 Brocade Virtual ADX Switch and Router Guide53-1003246-01Routing between VLANs3If you do not want the ports to have dynamic membership, you can add

Brocade Virtual ADX Switch and Router Guide 3553-1003246-01Routing between VLANs3FIGURE 8 Port-based VLANs 222 and 333To create the two port-based VLA

Brocade Virtual ADX Switch and Router Guide v53-1003246-01Configuring IP parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

36 Brocade Virtual ADX Switch and Router Guide53-1003246-01Routing between VLANs3Syntax: vlan vlan-id by portSyntax: untagged ethernet portnum [to por

Brocade Virtual ADX Switch and Router Guide 3753-1003246-01Configuring IP subnet VLANs33. Enter the following commands.Virtual ADX-A(config-vlan-4)#Vi

38 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP subnet VLANs3FIGURE 9 Subnet based (Layer 3) VLANsTo configure the VLANs sho

Brocade Virtual ADX Switch and Router Guide 3953-1003246-01Configuring the same IP subnet address on multiple port-based VLANs3Virtual ADX(config-ip-s

40 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring the same IP subnet address on multiple port-based VLANs3FIGURE 10 Multiple port

Brocade Virtual ADX Switch and Router Guide 4153-1003246-01Configuring the same IP subnet address on multiple port-based VLANs3FIGURE 11 Multiple port

42 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring the same IP subnet address on multiple port-based VLANs3NOTEIf the Brocade devi

Brocade Virtual ADX Switch and Router Guide 4353-1003246-01Configuring a virtual routing interface and assigning an IP address on a port-based VLAN3Co

44 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying VLAN information3The num parameter indicates the maximum number of VLANs. Increa

Brocade Virtual ADX Switch and Router Guide 4553-1003246-01Displaying VLAN information3Syntax: show vlans [vlan-id | ethernet portnum]The vlan-id para

vi Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring OSPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

46 Brocade Virtual ADX Switch and Router Guide53-1003246-01Displaying VLAN information3Syntax: show vlans [vlan-id | ethernet portnum]The vlan-id para

Brocade Virtual ADX Switch and Router Guide 4753-1003246-01Chapter4Configuring IPThis chapter describes the Internet Protocol (IP) parameters on the V

48 Brocade Virtual ADX Switch and Router Guide53-1003246-01Overview4• IP route table• IP forwarding cacheThe software enables you to display these tab

Brocade Virtual ADX Switch and Router Guide 4953-1003246-01Overview4• A directly-connected destination, which means there are no router hops to the de

50 Brocade Virtual ADX Switch and Router Guide53-1003246-01Basic IP parameters and defaults4Each IP forwarding cache entry contains the IP address of

Brocade Virtual ADX Switch and Router Guide 5153-1003246-01Basic IP parameters and defaults4• To save the configuration changes using the Web manageme

52 Brocade Virtual ADX Switch and Router Guide53-1003246-01Basic IP parameters and defaults4Directed broadcast modeThe packet format the router treats

Brocade Virtual ADX Switch and Router Guide 5353-1003246-01Basic IP parameters and defaults4IP interface parametersTable 4 lists the interface-level I

54 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Configuring IP parametersThe following sections describe how to c

Brocade Virtual ADX Switch and Router Guide 5553-1003246-01Configuring IP parameters4• To enter a classical network mask, enter the mask in IP address

Brocade Virtual ADX Switch and Router Guide vii53-1003246-01Configuring OSPFv3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

56 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4NOTEThe Virtual ADX uses the lowest MAC address on the device (th

Brocade Virtual ADX Switch and Router Guide 5753-1003246-01Configuring IP parameters4The Brocade Layer 3 Switch qualifies the host name by appending a

58 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4FIGURE 13 DNS resolution with host name in DNS Cache TableHowever

Brocade Virtual ADX Switch and Router Guide 5953-1003246-01Configuring IP parameters4FIGURE 14 DNS resolution with host name not in DNS Cache TableOve

60 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Using a DNS name to initiate a trace routeSuppose you want to tra

Brocade Virtual ADX Switch and Router Guide 6153-1003246-01Configuring IP parameters4Virtual ADX(config)# ip dns server-address 10.157.22.199 10.96.7.

62 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Specifying a single source interface for Telnet, TACACS/TACACS+,

Brocade Virtual ADX Switch and Router Guide 6353-1003246-01Configuring IP parameters4Virtual ADX(config)# interface ethernet 1Virtual ADX(config-if-1)

64 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4The Virtual ADX encapsulates IP packets in Layer 2 packets regard

Brocade Virtual ADX Switch and Router Guide 6553-1003246-01Configuring IP parameters4• Forwarding of source-routed packets• Ones-based and zero-based

viii Brocade Virtual ADX Switch and Router Guide53-1003246-01Redistributing IBGP routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

66 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Disabling forwarding of IP source-routed packetsA source-routed p

Brocade Virtual ADX Switch and Router Guide 6753-1003246-01Configuring IP parameters4To enable the Layer 3 Switch for zero-based IP subnet broadcasts

68 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Virtual ADX(config)# int e 3Virtual ADX(config-if-e100-3)# no ip

Brocade Virtual ADX Switch and Router Guide 6953-1003246-01Configuring IP parameters4• The route’s administrative distance – The value that the Virtua

70 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4When you configure a static IP route, you specify the destination

Brocade Virtual ADX Switch and Router Guide 7153-1003246-01Configuring IP parameters4NOTEThe port or virtual interface you use for the static route’s

72 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4NOTEThe last two parameters are optional and do not affect the nu

Brocade Virtual ADX Switch and Router Guide 7353-1003246-01Configuring IP parameters4For complete syntax information, refer to “Configuring a static I

74 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4FIGURE 16 Standard and null static routes to the same destination

Brocade Virtual ADX Switch and Router Guide 7553-1003246-01Configuring IP parameters4FIGURE 17 Standard and interface routes to the same destination n

Brocade Virtual ADX Switch and Router Guide ix53-1003246-01Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

76 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4Configuring a default network routeThe Virtual ADX enables you to

Brocade Virtual ADX Switch and Router Guide 7753-1003246-01Configuring IP parameters4This example shows two routes. Both of the routes are directly at

78 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4When the software receives multiple paths to the same destination

Brocade Virtual ADX Switch and Router Guide 7953-1003246-01Configuring IP parameters4 How IP load sharing worksOn the Virtual ADX, if there is more th

80 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4FIGURE 18 Host-based IP load sharing – basic exampleAs shown in t

Brocade Virtual ADX Switch and Router Guide 8153-1003246-01Configuring IP parameters4Virtual ADX(config)# no ip load-sharingSyntax: [no] ip load-shari

82 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4NOTEThe application names are the names for these applications th

Brocade Virtual ADX Switch and Router Guide 8353-1003246-01Configuring IP parameters4• netbios-ns (port 137)• ntp (port 123)• tacacs (port 65)• talk (

84 Brocade Virtual ADX Switch and Router Guide53-1003246-01Configuring IP parameters4BootP/DHCP forwarding parametersThe following parameters control

Brocade Virtual ADX Switch and Router Guide 8553-1003246-01Displaying IP configuration information and statistics4Syntax: ip bootp-gateway ip-addrDisp