FreedomIQ VoIP Blog » Public-Switched Telephone Network http://www.freedomiq.com/blog Read the latest hosted VoIP and business VoIP service news at the FreedomIQ VoIP Blog Wed, 11 Aug 2010 18:33:57 +0000 http://wordpress.org/?v=2.9.2 en hourly 1 How SIP Trunking Works: IP-PBX vs Hosted VoIP PBX http://www.freedomiq.com/blog/how-sip-trunking-works-pbx-vs-hosted-pbx/ http://www.freedomiq.com/blog/how-sip-trunking-works-pbx-vs-hosted-pbx/#comments Thu, 22 Oct 2009 21:15:34 +0000 John E Lincoln http://www.freedomiq.com/blog/?p=815 http://www.freedomiq.com/blog/how-sip-trunking-works-pbx-vs-hosted-pbx/feed/ 0