ICMP Redirect on Resolvers

Sun Apr 7 01:43:34 UTC 2013

On 4/6/13, Valdis.Kletnieks at vt.edu <Valdis.Kletnieks at vt.edu> wrote:
> On Sat, 06 Apr 2013 10:38:06 -0400, shawn wilson said:

 case, you shouldn't see any valid ICMP redirects.  They're there mostly so
> things kind-of-sort-of work even if you botch it (so for instance, even if
> you whiff your default route accidentally, you can still ssh in from Tokyo and
> fix  > it).

For ICMP redirects to do anything useful,  a valid route has to
actually be there already, on the default gateway....

Perhaps you are thinking of proxy arp? :)

-- 
-JH