Re: BGP for address-family ipv6 issue

From: Rich Collins <nilsi2002_at_gmail.com>
Date: Fri, 20 Jan 2012 15:28:51 -0600

Hi,

As Brian mentioned you will need to manually add the ipv6 next hop address.

If you now run this command now you should see the network but without
the ">" so it won't be in your ipv6 routing table.

R1#sh ip bgp vpnv6 unicast all
BGP table version is 1, local router ID is 1.1.1.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
              r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete

   Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 1:1 (default for vrf A)
* i2001:20::2/128 ::FFFF:9.9.12.2 0 100 0 i

-Rich

On Fri, Jan 20, 2012 at 11:22 AM, GAURAV MADAN
<gauravmadan1177_at_gmail.com> wrote:
> Hi Sakthivel
>
> Thanks for reply .. One problem gone .. One still pending ( "no bgp
> default ipv4-unicast " helped in bring session UP)
> I am once again posting my config ..... My session comes up ..
>
> But somehow IPV6 routes advertised by CE are not received on PE
>
>
> R1 (CE)
> ======
> R1(config)#do sh run | sec router bgp
> router bgp 100
> no bgp default ipv4-unicast
> bgp log-neighbor-changes
> neighbor 10.0.0.2 remote-as 200
> !
> address-family ipv4
> no synchronization
> no auto-summary
> exit-address-family
> !
> address-family ipv6
> no synchronization
> network 2001::1/128
> neighbor 10.0.0.2 activate
> exit-address-family
> R1(config)#
>
>
> R2 (PE)
> ======
> R2(config)#do sh run | sec router bgp
> router bgp 200
> no bgp default ipv4-unicast
> bgp log-neighbor-changes
> !
> address-family ipv4 vrf TEST
> no synchronization
> exit-address-family
> !
> address-family ipv6 vrf TEST
> no synchronization
> neighbor 10.0.0.1 remote-as 100
> neighbor 10.0.0.1 activate
> exit-address-family
> R2(config)#
>
> R2#sh bgp vpnv4 unicast vrf TEST summary
>
> R2#sh ipv6 route vr
> R2#sh ipv6 route vrf TEST
> IPv6 Routing Table - TEST - 3 entries
> Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
> B - BGP, R - RIP, I1 - ISIS L1, I2 - ISIS L2
> IA - ISIS interarea, IS - ISIS summary, D - EIGRP, EX - EIGRP
> external
> ND - Neighbor Discovery
> O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
> ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
> C 2001:12::/64 [0/0]
> via FastEthernet1/0, directly connected
> L 2001:12::2/128 [0/0]
> via FastEthernet1/0, receive
> L FF00::/8 [0/0]
> via Null0, receive
> R2#

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Received on Fri Jan 20 2012 - 15:28:51 ART

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