i'm new here and from german. So my english is not the best but i hope i find help for me issue.
I have a enviroment with Asterisk 16.11.1 and 3 phones (Snom300, Snom370). All on Firmware 220.127.116.11.
All devices are in the same LAN. Also the devices connected per pjsip.
Now i switch a Snom370 to Snom821. But i have the issue that the caller can't hear me on Snom821. On the call i hear my one Voice on speak in Snom821 also i can hear the caller. But he don't hear me.
Is it a Hardware issue or a other different.
I have no ideas.
Can one help me...
Also here are the settings of Snom821 attached with placeholder for server etc.
Thanks for all ideas or solutions.
try to switch off the user_srtp setting.
This can be found under
Phone Webuseinterface/Idebtity/RTP/RTP Encryption