[c-nsp] 6500 12.2(33)SXI vrf dhcp-relay

Tim Durack tdurack at gmail.com
Mon May 11 14:23:00 EDT 2009

Sigh. dhcp-relay requires control-plane involvement. If you're using copp,
make sure the acls permit dhcp... I knew it was something stupid.


On Mon, May 11, 2009 at 1:28 PM, Tim Durack <tdurack at gmail.com> wrote:

> Anyone run into issues with ipv4 dhcp relay between vrfs on 6500s running
> 12.2(33)SXI?
> The vrfs are configured for route-leaking, so there is routing between
> them. Client in one vrf, dhcp server in another. Appropriate "ip
> helper-address" configured. Initial client dhcp discover is relayed to the
> dhcp server, server responds with an offer, but client doesn't receive it.
> At present the vrfs are on the same PE. Not sure if that is significant.
> I can't believe dhcp relay doesn't work in this scenario, so I must be
> doing something stupid...
> Tim:>

More information about the cisco-nsp mailing list