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3CX Phone can't call to Yealink SIP-T21P phone
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James_Yealink Offline
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Post: #2
RE: 3CX Phone can't call to Yealink SIP-T21P phone
Hello,

So you don't see an invite message going to phone?
If yes, it seems more like something in server side needed to be configured. Have you contacted 3CX for this issue?

Regards,
James
08-06-2015 08:23 PM
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RE: 3CX Phone can't call to Yealink SIP-T21P phone - James_Yealink - 08-06-2015 08:23 PM

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