30.3.8 Checking BGP4 + advertised routes [SL-L3A]

To check which routes are advertised by BGP4+, execute the show ipv6 bgp operation command with the advertised-routes parameter specified.

Figure 30-18: BGP4 + advertised route display
> show ipv6 bgp advertised-routes Date 20XX/07/14 12:00:00 UTC BGP4+ Peer: 3ffe:192:158:1::145, Remote AS: 1000 Local AS: 200, Local Router ID: 200.201.202.203 Origin Codes: i - IGP, e - EGP, ? - incomplete Network Next Hop MED LocalPref Path 3ffe:3b11:6705:1::/64 fe80::200:87ff:fe28:90d7%VLAN0007 - - 200 1000 i 3ffe:8703:2005:1::/64 fe80::200:87ff:fe28:90d7%VLAN0007 - - 200 1000 i

Figure 30-18: BGP4 + advertised route display

> show ipv6 bgp advertised-routes
Date 20XX/07/14 12:00:00 UTC
BGP4+ Peer: 3ffe:192:158:1::145, Remote AS: 1000
Local AS: 200, Local Router ID: 200.201.202.203
Origin Codes: i - IGP, e - EGP, ? - incomplete
Network                                     Next Hop
      MED    LocalPref Path
3ffe:3b11:6705:1::/64                       fe80::200:87ff:fe28:90d7%VLAN0007
      -      -         200 1000 i
3ffe:8703:2005:1::/64                       fe80::200:87ff:fe28:90d7%VLAN0007
      -      -         200 1000 i

To include detailed information about route attributes in the command output, use the show ipv6 bgp operation command with the advertised-routes and -F parameters specified. Use this method to check the ORIGIN, AS_PATH, MED, LOCAL_PREF, and COMMUNITIES attributes of the routes.

Figure 30-19: BGP4 + advertised route display (detailed display)
> show ipv6 bgp advertised-routes -F Date 20XX/07/14 12:00:00 UTC BGP4+ Peer: 3ffe:192:158:1::145, Remote AS: 1000 Local AS: 200, Local Router ID: 200.201.202.203 Status Codes: d dampened, * valid, > active, S Stale, r RIB failure Route 3ffe:3b11:6705:1::/64 > Next Hop fe80::200:87ff:fe28:90d7%VLAN0007 MED: -, LocalPref: -, Type: External route Origin: IGP, IGP Metric: 0 Path: 200 1000 Next Hop Attribute: 3ffe:192:158:1::1 fe80::4048:47ff:fe10:4 Communities: 200:1200 Route 3ffe:8703:2005:1::/64 Next Hop fe80::200:87ff:fe28:90d7%VLAN0007 MED: -, LocalPref: -, Type: External route Origin: IGP, IGP Metric: 0 Path: 200 1000 Next Hop Attribute: 3ffe:192:158:1::1 fe80::4048:47ff:fe10:4 Communities: 200:1200

Figure 30-19: BGP4 + advertised route display (detailed display)

> show ipv6 bgp advertised-routes -F
Date 20XX/07/14 12:00:00 UTC
BGP4+ Peer: 3ffe:192:158:1::145, Remote AS: 1000
Local AS: 200, Local Router ID: 200.201.202.203
Status Codes: d dampened, * valid, > active, S Stale, r RIB failure
Route 3ffe:3b11:6705:1::/64
*> Next Hop fe80::200:87ff:fe28:90d7%VLAN0007
     MED: -, LocalPref: -, Type: External route
     Origin: IGP, IGP Metric: 0
     Path: 200 1000
     Next Hop Attribute: 3ffe:192:158:1::1
                         fe80::4048:47ff:fe10:4
     Communities: 200:1200
Route 3ffe:8703:2005:1::/64
*  Next Hop fe80::200:87ff:fe28:90d7%VLAN0007
     MED: -, LocalPref: -, Type: External route
     Origin: IGP, IGP Metric: 0
     Path: 200 1000
     Next Hop Attribute: 3ffe:192:158:1::1
                         fe80::4048:47ff:fe10:4
     Communities: 200:1200