nanog mailing list archives
Re: Best practices IPv4/IPv6 BGP (dual stack)
From: "Paul S." <contact () winterei se>
Date: Sat, 03 May 2014 15:24:58 +0900
As precaution, you should always deny ipv6 unicast on v4 sessions, and vice versa.
On 5/3/2014 午後 03:01, Eugeniu Patrascu wrote:
On Fri, May 2, 2014 at 10:44 PM, Deepak Jain <deepak () ai net> wrote:Between peering routers on a dual-stacked network, is it considered best practices to have two BGP sessions (one for v4 and one for v6) between them? Or is it better to put v4 in the v6 session or v6 in the v4 session? According to docs, obviously all of these are supported and if both sides are dual stacked, even the next-hops don't need to be overwritten.I've done it separately. IPv4 with IPv4, IPv6 with IPv6. From my point of view it's a cleaner configuration to have things decoupled completely: management, debugging.Is there any community-approach to best practices here? Any FIB weirdness (e.g. IPv4 routes suddenly start sucking up IPv6 TCAM space, etc) that results with one solution over the other?None that I've noticed.
Current thread:
- Best practices IPv4/IPv6 BGP (dual stack) Deepak Jain (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Jared Mauch (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Chris Grundemann (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Laszlo Hanyecz (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Ryan Wilkins (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Måns Nilsson (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Owen DeLong (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Eugeniu Patrascu (May 02)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Paul S. (May 02)
- RE: Best practices IPv4/IPv6 BGP (dual stack) Vitkovský Adam (May 03)
- RE: Best practices IPv4/IPv6 BGP (dual stack) Mikael Abrahamsson (May 03)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Michael Hallgren (May 03)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Mark Tinka (May 04)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Mark Tinka (May 04)
- RE: Best practices IPv4/IPv6 BGP (dual stack) Mikael Abrahamsson (May 03)
- Re: Best practices IPv4/IPv6 BGP (dual stack) Jared Mauch (May 02)