DHCP Relay agent not forwarding messages to the client

[Simon Hobson]

Gero Palacio <gero.palacio at gmail.com> wrote:

> CLIENT <---> [eth0] (relay agent) ROUTER-1  [eth1] <---> ROUTER-2 <---> DHCP Server
> 
> The relay agent runs ONLY on the interface that faces the client, which is eth0: "dhcrelay -4 -i eth0 10.0.1.10"
...
> Can anybody tell me if I'm doing something wrong? Is this a known bug?

It's a known feature. You must also listen on eth1 in order to get the replies from the server - it's just the way the relay agent works.