Re: ARP routing issue

From: Alan Cox
Date: Sat Jan 15 2005 - 18:58:41 EST


On Sad, 2005-01-15 at 12:31, Jan De Luyck wrote:
> On Friday 14 January 2005 23:47, James Courtier-Dutton wrote:
> > That arp is perfectly OK.
> > The routing table will cause the icmp echo packet to go from 10.216.0.xx
> > to 10.0.24.xx via the 10.0.24.x network.
> > The icmp echo response will return via the 10.0.22.x network back to the
> > 10.216.0.xx network.
> > So the paths in each direction are different.
>
> Yes, but unfortunately I never ever receive the icmp echo reply, and the arp
> table always lists the ip as "incomplete". Nothing I try to do to with that
> interface (ssh/...) ever works.

If the directions are different does your distro enable rp_filter by
default - that may cause such problems. You might also want to ask on
netdev@xxxxxxxxxxx - the network layer list

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