viii Brocade ICX 6650 Layer 3 Routing Configuration Guide
53-1002603-01
Configuring the OSPF V3 LSA pacing interval . . . . . . . . . . . . .245
Modifying exit overflow interval. . . . . . . . . . . . . . . . . . . . . . . . .245
Modifying external link state database limit . . . . . . . . . . . . . .245
Modifying OSPF V3 interface defaults . . . . . . . . . . . . . . . . . . .246
Disabling or re-enabling event logging. . . . . . . . . . . . . . . . . . .247
IPsec for OSPF V3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .247
IPsec for OSPF V3 configuration. . . . . . . . . . . . . . . . . . . . . . . .248
Displaying OSPF V3 Information . . . . . . . . . . . . . . . . . . . . . . . . . . .254
Displaying OSPF V3 area information. . . . . . . . . . . . . . . . . . . .255
Displaying OSPF V3 database information. . . . . . . . . . . . . . . .256
Displaying OSPF V3 interface information. . . . . . . . . . . . . . . .261
Displaying OSPF V3 memory usage . . . . . . . . . . . . . . . . . . . . .264
Displaying OSPF V3 neighbor information . . . . . . . . . . . . . . . .265
Displaying routes redistributed into OSPF V3 . . . . . . . . . . . . .267
Displaying OSPF V3 route information . . . . . . . . . . . . . . . . . . .268
Displaying OSPF V3 SPF information . . . . . . . . . . . . . . . . . . . .270
Displaying IPv6 OSPF virtual link information . . . . . . . . . . . . .273
Displaying OSPF V3 virtual neighbor information . . . . . . . . . .273
IPsec examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .274
Chapter 7 BGP (IPv4)
BGP4 overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .282
Relationship between the BGP4 route table and
the IP route table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .282
How BGP4 selects a path for a route . . . . . . . . . . . . . . . . . . . .283
BGP4 message types. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .285
BGP4 graceful restart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .287
Basic configuration and activation for BGP4 . . . . . . . . . . . . . . . . .287
Note regarding disabling BGP4. . . . . . . . . . . . . . . . . . . . . . . . .288
BGP4 parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .288
BGP4 parameter changes. . . . . . . . . . . . . . . . . . . . . . . . . . . . .289
Basic configuration tasks required for BGP4 . . . . . . . . . . . . . . . . .291
Enabling BGP4 on the router . . . . . . . . . . . . . . . . . . . . . . . . . .291
Changing the router ID. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .291
Setting the local AS number . . . . . . . . . . . . . . . . . . . . . . . . . . .292
Adding a loopback interface . . . . . . . . . . . . . . . . . . . . . . . . . . .292
Adding BGP4 neighbors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .292
Adding a BGP4 peer group . . . . . . . . . . . . . . . . . . . . . . . . . . . .299
Optional BGP4 configuration tasks . . . . . . . . . . . . . . . . . . . . . . . . .304
Changing the Keep Alive Time and Hold Time. . . . . . . . . . . . .304
Changing the BGP4 next-hop update timer. . . . . . . . . . . . . . .304
Enabling fast external fallover. . . . . . . . . . . . . . . . . . . . . . . . . .305
Changing the maximum number of paths for
BGP4 load sharing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .305
Customizing BGP4 load sharing . . . . . . . . . . . . . . . . . . . . . . . .307
Specifying a list of networks to advertise. . . . . . . . . . . . . . . . .307
Changing the default local preference. . . . . . . . . . . . . . . . . . .309
Using the IP default route as a valid next hop for
a BGP4 route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .309