[160124] in North American Network Operators' Group
Re: HSRP vs VRRP for IPv6 on IOS-XE - rekindling an old flame
daemon@ATHENA.MIT.EDU (Nick Hilliard)
Thu Jan 31 14:09:28 2013
X-Envelope-To: nanog@nanog.org
Date: Thu, 31 Jan 2013 19:09:03 +0000
From: Nick Hilliard <nick@foobar.org>
To: -Hammer- <bhmccie@gmail.com>
In-Reply-To: <50324F08.1090907@foobar.org>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On 20/08/2012 15:51, Nick Hilliard wrote:
> Last time I looked, the support looked like this:
>
> XR: v4: HSRPv1, VRRP v6: VRRP
> IOS: v4: HSRPv1, HSRPv2, VRRP, GLBP v6: HSRPv2, GLBP
>
> You'll notice a certain lack of joined-up thinking here.
Looks like IOS 15.2(4)M finally supports VRRPv3, which supports ipv6.
> http://www.cisco.com/en/US/docs/ios/15_2m_and_t/release/notes/152-4MNEWF.html#wp63073
This is really useful - finally you can either or both of vanilla IOS or XR
to provide VRRP resilient first hop for ipv6.
Nick
