We are running a version of code on our 7204VXR's which allows us to do
just that. ICMP redirect from one HSRP IP address to another HSPR IP
address (.1 and .2 on both routers, each primary for one IP).
We are running 12.1(3a)T2.
Kent Yu wrote:
> According to RFC 2281:"
> While running HSRP, it is important to prevent the host from
> discovering the primary MAC addresses of the routers in its standby
> group. Thus, any protocol that informs a host of a router's primary
> address should be disabled. Thus, routers participating in HSRP on
> an interface MUST NOT send ICMP redirects on that interface."
>
>
> If I simply do a ping from the host to the ip address on the interface(not
> the HSRP address), the the host will learn the primary MAC address of the
> interface anyway, right?
> I am trying to figure out what is going to happen if I enable icmp redirect
> on the interface running HSRP?
>
> Kent
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