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

/bz

--
Bjoern A. Zeeb                                 You have to have visions!
        <ks> Going to jail sucks -- <bz> All my daemons like it!
  http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails.html
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