[c-nsp] HSRP/VRRP/GLBP Dual Stack on Cat6500/Sup720 3BXL?

[Phil Mayers]

On 28/02/13 18:10, Vinny_Abello at Dell.com wrote:
> Hello,
>
> Is there dual stack support in any redundancy protocol
> (HSRP/VRRP/GLBP) on the Catalyst 6500 with a Sup720 3BXL? If so,
> which protocols are supported and beginning in what IOS releases?

Yes. HSRPv2 is supported in SXI releases (possibly earlier; read the 
release notes)

You need to toggle the standby version globally (which changes the HSRP 
vMAC).

int VlanX
   standby version 2
   standby 1 ip x.x.x.x
   standby 2 ipv6 autoconfig

Works fine.