From: Scott Morris (smorris@ipexpert.com)
Date: Sun Sep 09 2007 - 18:13:21 ART
That is very true as well. I didn't know you had VRFs! Same logic
though.
Sent from my iPhone
On Sep 9, 2007, at 4:12 PM, "Hash Aminu" <hashng@gmail.com> wrote:
> Scott,
>
> Thank you for your response, I figured out the reason, I was running
> all the IPv4 enabled interfaces in different vrfs and none was on
> the global routing table. and the router-id in BGP thinks globally I
> believe.
>
> After hard coding the Router-id or creating a loopback interface in
> the global routing table everything works fine.
>
> Thanks alot
>
> Hash #16818
>
>
>
> R5#sh run | b router bgp
> router bgp 1
> no synchronization
> bgp router-id 150.1.26.5
> bgp log-neighbor-changes
> no auto-summary
> !
> address-family ipv4 vrf 42
> neighbor 150.1.142.1 remote-as 1
> neighbor 150.1.142.1 activate
> no auto-summary
> no synchronization
> network 150.1.26.5 mask 255.255.255.0
> exit-address-family
> !
> address-family ipv4 vrf 24
> neighbor 150.1.124.1 remote-as 1
> neighbor 150.1.124.1 activate
> no auto-summary
> no synchronization
> exit-address-family
> !
> ip http server
> ip classless
>
> R5#sh run int lo0
> Building configuration...
>
> Current configuration : 86 bytes
> !
> interface Loopback0
> ip vrf forwarding 24
> ip address 150.1.26.5 255.255.255.0
> end
>
> R5#sh run int e0/0.24
> Building configuration...
>
> Current configuration : 142 bytes
> !
> interface Ethernet0/0.24
> encapsulation dot1Q 24
> ip vrf forwarding 24
> ip address 150.1.124.5 255.255.255.0
> no snmp trap link-status
> end
>
> R5#sh run int e0/0.42
> Building configuration...
>
> Current configuration : 142 bytes
> !
> interface Ethernet0/0.42
> encapsulation dot1Q 42
> ip vrf forwarding 42
> ip address 150.1.142.5 255.255.255.0
> no snmp trap link-status
> end
>
>
>
> 5#sh ip bgp vpnv4 vrf 24 summary
> % BGP cannot run because the router-id is not configured
> BGP router identifier 0.0.0.0, local AS number 1
> BGP table version is 1, main routing table version 1
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 150.1.124.1 4 1 133 137 0 0 0 00:11:59
> Active
> R5#
> *Mar 1 03:57:23.671: %BGP-4-NORTRID: BGP could not pick a router-
> id. Please configure manually.
> R5#
> R5#
> R5#
> R5#sh run | beg router bgp 1
> router bgp 1
> no synchronization
> bgp log-neighbor-changes
> no auto-summary
>
>
> ------------------------------
> -----------------------------------------------
>
> R5(config)#int lo 1000
> R5(config-if)#ip add 1.1.1.11
> *Mar 1 03:59:37.855: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface Loopback1000, changed state to u
> R5(config-if)#ip add 1.1.1.1 255.255.255.255
> R5(config-if)#end
> R5#wr
> Building configuration...
>
> *Mar 1 03:59:50.987: %SYS-5-CONFIG_I: Configured from console by
> console[OK]
> R5#sh ip bgp vpnv4 vrf 24 summary
> BGP router identifier 1.1.1.1 , local AS number 1
> BGP table version is 1, main routing table version 1
>
> Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down
> State/PfxRcd
> 150.1.124.1 4 1 133 137 0 0 0 00:14:50
> Active
> R5#
This archive was generated by hypermail 2.1.4 : Sat Oct 06 2007 - 12:01:10 ART