arpresolve: can't allocate llinfo

[Li, Qing]

This issue should have been fixed quite a while ago.

I need to go through my past commits and see if everything has been merged back 
into the 8.1 branch.

--Qing


> -----Original Message-----
> From: owner-freebsd-net at freebsd.org [mailto:owner-freebsd-
> net at freebsd.org] On Behalf Of Chris Miller
> Sent: Tuesday, August 16, 2011 3:05 PM
> To: freebsd-net at freebsd.org
> Subject: arpresolve: can't allocate llinfo
> 
> I'm using FreeBSD 8.1 and I'm seeing the following messages spit out
> frequently.
> 
> IPv4 address: "169.254.231.172" is not on the network
> arpresolve: can't allocate llinfo for 169.254.231.172
> 
> Background:
> I have two interfaces attached to the same LAN, both configured using
> 169.254/16 link local automatic addressing.
> ARP entries exist for each interface.
> There are two routing entries for 169.254.0.0/16, one going out each
> interface.
> 
> I've done some debugging and it appears that this happens when a packet
> is
> received on one of the interfaces and while sending the reply the
> routing
> lookup code says that we should send it out the other interface. This
> causes
> the "not on the network" message.
> 
> I'm looking for suggestions or patches to allow this configuration to
> work
> as I need to have both interfaces on this network for redundancy.
> 
> Thanks for any help.
> 
> -Chris Miller
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