Can anyone clarify if I should be looking to disable TSO or TXCSUM, or both, or does disabling either one somehow work around the problem? Thanks a lot.
On Mon, Jan 25, 2010 at 8:31 PM, Joshua Boyd <boy...@jbip.net> wrote: > I've been having a similar problem with my network dropping completely on > my > 8-STABLE gateway/firewall/fileserver. My setup is a little different, as I > have re0 and ral0 bridged for LAN, and em0 for WAN. I've just turned off TX > checksum offloading to see if that makes any difference. > > On Mon, Jan 25, 2010 at 1:49 PM, Lars Eggert <lars.egg...@nokia.com> > wrote: > > > Hi, > > > > On 2010-1-25, at 19:38, Nick Rogers wrote: > > >> On Mon, Jan 25, 2010 at 10:22 AM, Pyun YongHyeon <pyu...@gmail.com> > > wrote: > > >> I'm not sure you're seeing a checksum offload bug of em(4) but the > > >> bug is easily reproducible in VLAN environments. If the issue is > > >> gone when you disable TX checksum offloading, see kern/141843 for > > >> for more detailed information as well as fix. > > >> > > > Good to know, but I am having a similar problem on another em(4) > > interface that has no VLAN interfaces. > > > > FYI, I also have these issues without using VLANs, and turning off TSO > > fixed them. > > > > Lars > _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"