UDP checksum broken, -head and releng_8

Bjoern A. Zeeb bzeeb-lists at lists.zabbadoz.net
Fri Jan 7 10:45:08 UTC 2011

On Fri, 7 Jan 2011, Daniel Eischen wrote:

> When sending multicast packets to a socket that is _not_
> bound to the multicast address, this generates bad UDP
> checksums.  This use to work and was broke sometime between
> the middle of October and late December as far as I can
> tell.

My very best guess would be: r215110

Otherwise the usual questions apply though I am almost certain you got
that right:

- dumps taken on the receiver side not the sender as
- NIC offload capabilities might confuse tcpdump and you might
   want to turn them off and test as well w/o them


Bjoern A. Zeeb                                 You have to have visions!
         <ks> Going to jail sucks -- <bz> All my daemons like it!

More information about the freebsd-current mailing list