Thanks Bogdan..but didn't work....I set the "alias"(alias=" vmw02-src.spo.voip.br <http://vmw02-src.spo.voip.br>" into "openser.cfg" and it`s ok...passed in "vmw02-srv~#openser -c" but with the parameter "listen" didn't accept....(listen=udp:192.168.0.10:5060 < http://192.168.0.10:5060>) and be receiving yet.....483:.... regards Marcio