| VoIP Nugget: How to setup external extensions using direct SIP |
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| Thursday, 18 December 2008 00:00 |
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This nugget shows how to setup an external extension using direct SIP.
Want to learn more?Download The 3CX BrochureDownload The 3CX Phone System v.7 ManualDownload The 3CX Extension ManualDownload The 3CX VoIP Client / Soft Phone Manual |