Trouble with remote rsyslog

[vr <debian-user@iotk.net>]

I'm having trouble getting remote rsyslog to work.
Can anyone look over my config and offer clues what I've done wrong 
please?


SENDING SERVER (99.30.25.3, Squeeze, up to date)

/etc/rsyslog.conf
$ModLoad imudp
$UDPServerRun 514
main.info             @99.30.25.3
mail.warn             @99.30.25.3
mail.err              @99.30.25.3

/etc/default/rsyslog
RSYSLOGD_OPTIONS="-c4"




RECEIVING SERVER (99.30.25.2, Squeeze, up to date)

/etc/rsyslog.conf
$ModLoad imudp
$UDPServerRun 514


/etc/default/rsyslog
RSYSLOGD_OPTIONS="-r"