multicast broadcast out of Ubuntu 8.04?

[Tom H]

On Sun, Oct 11, 2009 at 10:49 AM, John Conover <conover at rahul.net> wrote:
>
> My network monitors are picking up:
>
> 01:34:12.685869 IP mymachine.mydomain.com.5353 > 224.0.0.251.5353:  0 PTR? _pgpkey-hkp._tcp.local. (40)
>
> from a new Ubuntu 8.04 machine.
>
> What is it?

5353, 224..., and _xxx._... point to avahi looking for or publishing a
seahorse or a gnome-keyring service (not sure which, sorry).

You can run
avahi-browse -avt | grep -i mymachine
to confirm.

I do not have an 8.04 box to confirm, but 9.04 does not publish that
service by default.