http://sales.thesipschool.com/sip/rss http://sales.thesipschool.com/sip/show/4#post4 <p>Is 5060 always the default port for SIP on an IP PBX?</p><br><br>Posted to: Default port <a href="http://sales.thesipschool.com/sip/show/4#post4">Show Thread</a> | <a href="http://sales.thesipschool.com/sip/show/4#post4">Post Reply</a> Wed, 28 Oct 2009 06:47:06 +0000 http://sales.thesipschool.com/sip/show/4#post4