Thanks "If what you are trying to do is a SIP --> NAT --> Internet --> Nat --> Asterisk call them I'm afraid you would need to use a SIP/RTP router" Want more clarification on your last line call them . pls explain what you meant by ?call them ? who or what should i call. Expecting your reply . --------------------------------- Yahoo! Photos Ring in the New Year with Photo Calendars. Add photos, events, holidays, whatever. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-users/attachments/20060114/a5af25a2/attachment.htm