Re: [c-nsp] IPv6 VPC Port channel Nexus -- 2951

it ended up being a Port channel issue. the router needed mode on rather than mode active. IPv4 was able to work without the port channel working where as IPv6 was seeing a loop. Fixed the port channel issue and everything worked. scott On Mon, Oct 31, 2016 at 8:51 AM, John Kougoulos

Re: [c-nsp] IPv6 VPC Port channel Nexus -- 2951

Hi, On Wed, Oct 26, 2016 at 9:06 PM, Scott Voll wrote: > So I have a 2951 setup with a Port-channel to a set of L3 Nexus 5548's on a > VPC. > > Well, I don't know specifically about IPv6, but in general, connectivity between a router and nexus using vPC is not recommended,

[c-nsp] IPv6 VPC Port channel Nexus -- 2951

So I have a 2951 setup with a Port-channel to a set of L3 Nexus 5548's on a VPC. IPv4 seems to work fine. IPv6 on the other hand I'm getting a loop detected. %IPV6_ND-4-LOOPBACK: Looped back NS(DAD) packet detected for on Port-channel XX.yy What am I missing so that IPv6 will work? Can