No Audio Remote Extension 3cx

No Audio Between Remote Extensions | 3CX Forums

https://www.3cx.com/community/threads/no-audio-between-remote-extensions.40955/

No Audio on remote extension | 3CX Forums

https://www.3cx.com/community/threads/no-audio-on-remote-extension.18351/

3CX Knowledge Base - Calls have one-way audio issues or no ...

https://help.3cx.com/kb/en-us/50-calling/135-calls-have-one-way-audio-issues-or-no-audio-what-can-i-do

Each extension with a remote STUN phone has the option “PBX Delivers Audio” ticked, On the remote site, each phone should have a static local IP address. Then in the remote site router, each extension port defined above should be mapped to the hardphone IP address associated. Phones should be rebooted/reprovisioned to take new settings account.

No audio on external extension | 3CX Forums

https://www.3cx.com/community/threads/no-audio-on-external-extension.19203/

SOLVED: No audio on remote extension - General Help ...

https://community.freepbx.org/t/solved-no-audio-on-remote-extension/38501

SOLVED: No audio on remote extension. after replacing (an old) Freebpx installation with 13, the remote extensions are able to register, intitiate calls, but there is no audio. During the call setup I can see a 401 error, and after a few seconds the line is dropped because no response from the external extension.

Solved: One Way Audio Remote Extension | The VoIP-info Forum

https://www.voip-info.org/forum/threads/solved-one-way-audio-remote-extension.1058/

under the extension I have nat=yes and qualify=yes I have tried quailfy=no but that did not help. Router Ports 5004-5082 utp >piaf server 10000-20000 utp >piaf server Wire Shark show during a test call shows: source port: 54321 destination port:6061 (not sure why its using these ports) Asterisk Info show this remote phone registered on port: 49072

3CX external incoming calls no sound - VoIP Forum - Spiceworks

https://community.spiceworks.com/topic/2175148-3cx-external-incoming-calls-no-sound

After upgrading to 3CX version 15.5 SP6, I am now facing an intermittent issue with 3CX external incoming calls. The problem is there are no sounds when we pick up the phone. If we restart all 3CX services it will work again for a week or so. It only happens with external incoming calls, outgoing and internal calls are working fine.

3CX SIP client with IP office registered but no audio ...

https://www.tek-tips.com/viewthread.cfm?qid=1651508

RE: 3CX SIP client with IP office registered but no audio. mayubi (TechnicalUser) (OP) 13 Jun 11 16:17. Was observing the monitor for some time after the call established and then put one of the SIP client on Hold and saw these lines in RED. 192.168.0.14 : SIP client in the private LAN. 192.168.0.133 : DSL Router IP.

3CX Guide - Remote Working Troubleshooting Guid - The ...

https://www.technology-group.com/3cx-remote-working-troubleshooting-guide.html

POTENTIAL FIXES: If system is on-premise enable the correct ports through the firewall to the 3CX system - chances are this is being blocked by it. https://www.3cx.com/docs/ports/ - check with your 3rd party IT. If the system is hosted, check with The Technology group and confirm if firstly the correct ports have been opened and secondly whether your public IP address (from …

One way audio on remote location. Any advice? : 3CX

https://www.reddit.com/r/3CX/comments/8jy6zg/one_way_audio_on_remote_location_any_advice/

Turned off SIP ALG. Enabled "PBX Delivers Audio" on all extensions. Set up QOS rules. Set up the 3CX SBC on a machine at our remote site. Ran the firewall checker and made sure all the right ports are visible at the PBX location. I'm now trying to set up port forwarding rules for each respective machine.