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SIP INVITE Ghost/Bogus Calls - and Allow Direct IP Call settings
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James_Yealink Offline
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Post: #4
RE: SIP INVITE Ghost/Bogus Calls - and Allow Direct IP Call settings
Hi,

Please follow these steps:
1. Upgrade phone to V73 firmware.
2. Enable "Accept SIP trust server only" under Account-> Advanced.
3. Disable "Allow IP call" under Feature-> General Information.

How to upgrade phone:
http://forum.yealink.com/forum/showthread.php?tid=1420

Regards,
James
04-16-2015 09:16 AM
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RE: SIP INVITE Ghost/Bogus Calls - and Allow Direct IP Call settings - James_Yealink - 04-16-2015 09:16 AM

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