cvs commit: src/sys/dev/netif/nfe if_nfe.c if_nfereg.h
sepherosa at gmail.com
Thu Aug 9 01:08:36 PDT 2007
On 8/9/07, Matthew Dillon <dillon at apollo.backplane.com> wrote:
> :I assume TCP works fine.
> :Does it work on unfragmented UDP datagram?
> :Best Regards,
> TCP seems to work, but it does MTU detection so it won't use
> fragmented packets by default. ssh and TCP nfs mounts work.
> UDP doesn't seem to work. I tried doing a 'ls -lda /usr/src' (my NFS
> mount), using a UDP NFS mount, which should be a fairly small RPC,
The nfs client is on nfe(4)? Can you obtain tcpdump on the other side?
May be RXCSUM error. Can you try nuking following lines in nfe_init():
1255: if (ifp->if_capenable & IFCAP_HWCSUM)
1256: sc->rxtxctl |= NFE_RXTX_RXCSUM;
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