On Wed, Sep 05, 2007 at 09:45:04AM +0200, Renaud Allard wrote:
quoted text > Hello,
>
> I just have two Dell servers having broadcom netXtreme NICs with tcp offload
> engine activated (and locked on on) in the bios.
> I tried to use these servers to do an smtp gateway with spamd. When I activated
> spamd, connecting to port 25 worked but nothing more. After scanning with
> tcpdump, I saw that all packets passing through pf going to spamd and exiting
> had bad tcp checksum. The machine at the other end receiving these bad tcp
> checksum of course dropped them. For the moment, I solved the issue by using
> Intel em NICs.
> Packets passing not passing through pf had also about 50% packets with bad
> checksum too.
>
> Is there a software way to force the bnx driver to _not_ use the TCP offload
> engine without recompiling the driver?
>
OpenBSD does not support the TOE. TCP/IP checksum offload on the other
hand had a problem on bnx and this was disabled in -current.
So please try a snapshot.
--
:wq Claudio
