[j-nsp] IPv6 VRRP on ACX

[Dan Peachey]

On 30 April 2018 at 11:23, Dan Peachey <dan at peachey.co> wrote:

> Hi,
>
> I'm trying to get IPv6 VRRP working between two ACX5048 running JunOS
> 15.1X54-D61.6 and so far failing.
>
> I have configured it as per the following example:
>
> https://www.juniper.net/documentation/en_US/junos/
> topics/example/vrrp-for-ipv6-configuring-example.html
>
> Although not mentioned in the above, I've also enabled VRRPv3.
>
> Problem I've got is that both sides are stuck in master state. I know that
> there are no L2 path issues as IPv4 VRRP is working fine on the same path.
>
> Anyone else had issues with IPv6 VRRP on this platform?
>
> Cheers,
>
> Dan
>

Hi,

This turned out to be lo0 filter. We'd allowed traffic to VRRP multicast
address but only from link-local source. Once we added relevant GUA source
to the filter it's started working fine.

Thanks to off-list posters for the pointers/help.

Cheers,

Dan