[quagga-users 12522] Re: IPV4 and IPV6 configuration in BGP

Daniil M. Baturin daniil at baturin.org
Wed Oct 19 08:12:12 IST 2011


Hi Chaitanya,
They indeed may co-exist and it's a common practice. You may want to add
"no bgp default ipv4-unicast" to prevent your IPv6 neighbors from
advertising IPv4 unicast capability if you know or suppose your
IPv6-only peers may not like it.

 

On 10/19/2011 02:03 PM, vinnakota chaitanya wrote:
> Hi Friends,
>
> Can you clarify my doubt related to the BGP router configuration. 
>  
> My doubt is can both IPv4 and IPv6  configuration co-exist in a BGP
> router ?
>
> For example:-
>
> router bgp 7675
>  bgp router-id 1.1.1.10
>  neighbor 1.1.1.1.20 remote-as 7675
>  neighbor 2001:468:555:200::6 remote-as 7675
>  network 5.0.0.0/8
>
> address-family ipv6 unicast
>  neighbor 2001:468:555:200::6 activate
>  network 2001:468:4ff::/48
> exit-address-family
>
> Is the above configuration valid  ?
> OR
>  Do we need to have to run two BGP instances, one each for IPv4 and
> IPv6 configuration ?
>
> Thanks
> Chaitanya.
>
>
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> Quagga-users at lists.quagga.net
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