I thing I haven't seen asked: is there a packet filter blocking local<->local UDP traffic by any chance?
Iptables is set to accept everything. If it would help I can give you all log in information to poke around yourselves. I appreciate your help.
--- Adam Kavan
--- [EMAIL PROTECTED]
---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives?
http://archives.postgresql.org