I am running FreeBSD 5.4 p8. I did a tcpdump -vv -i em0. The output
produced
a "bad udp cksum" with my DNS server. Does anyone know what it means? Or,
how I can
correct the problem?
Thanks
JP
_
FREE pop-up blocking with the n
On Nov 28, 2005, at 1:46 PM, John Palmer wrote:
I am running FreeBSD 5.4 p8. I did a tcpdump -vv -i em0. The
output produced
a "bad udp cksum" with my DNS server. Does anyone know what it
means? Or, how I can
correct the problem?
If you are sniffing traffic from the machine itself, tcp
On Mon, Nov 28, 2005 at 10:46:38AM -0800, John Palmer wrote:
> I am running FreeBSD 5.4 p8. I did a tcpdump -vv -i em0. The output
> produced
> a "bad udp cksum" with my DNS server. Does anyone know what it means? Or,
> how I can
> correct the problem?
>
Turn off hardware checksums on em0, t
On Mon, Nov 28, 2005 at 10:46:38AM -0800, John Palmer wrote:
> I am running FreeBSD 5.4 p8. I did a tcpdump -vv -i em0. The output
> produced
> a "bad udp cksum" with my DNS server. Does anyone know what it means? Or,
> how I can
> correct the problem?
If your NIC is doing checksum offload,