In one of the previous tutorials , i had demostrated ‘Direct Mode’ approach for registering third party SIP phone to Cisco Unified Communication Manager Express (CUCME) . This tutorial will demonstrate ‘true SIP mode’ Or ‘Register Mode’ in which SIP device will actually register to VOIP router/SIP proxy server in order to make and receive calls.
Unlike ephone-dn/ephone which we use for Directory Number/SCCP phone configuration , we will use voice register dn/voice register pool to achieve same purpose for SIP telephony.
I have divided this tutorial into 5 easy steps to configure. I will demonstrate X-lite SIP phone as an example although this tutorial will work perfectly fine with any other standard based SIP device . I have personally tested it with other vendor SIP phones ( 3CX voip client, SJphone …just to name a few) and it works like a charm !
If you want to download supported SIP phones, here are the links:
- Download 3CX VOIP client
- Download SJphone
- Download X-lite Softphone
ENJOY !!!
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Tags: 3CX voip client, Call Manager Express, Cisco Unified Call Manager Express, Cisco Unified Communication Manager Express, CME, CUCME, GNS3, gns3 tutorials, GNS3 video tutorials, Session Initiation Protocol, SIP, SIP phone, SJphone, Softphone, X-lite, Xlite


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Thank you for this document, everything work well. Now I want to know if it’s possible to place a call from x-lite to a cisco sccp ip phone?