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VPN One-Way Audio | 3CX Forums
https://www.3cx.com/community/threads/vpn-one-way-audio.73363/
When at home, they experience one-way audio while connected to the VPN and cannot hear the caller. Their audio is transmitted just fine, and the On-Premise 3CX receives external caller audio. However, the RTP stream is addressed to the user's Home LAN IP, not the VPN IP. Since it's not a Site2Site VPN, there is no direct route to the Home LAN IP...
Solved: One-Way voice in a call over VPN - Cisco Community
https://community.cisco.com/t5/ip-telephony-and-phones/one-way-voice-in-a-call-over-vpn/td-p/2232262
Most likely the network that the phone inside the office is on. These won't show up as blocked packets, but you will just get one way audio. If you are running NAT on the ASA this is most likely your issue. So check your NAT exclusion rules and ensure that traffic from inside the office to the VPN IP range is not being NATTED.
One-way Audio over Site-to-Site VPN at Remote Sites ...
https://community.freepbx.org/t/one-way-audio-over-site-to-site-vpn-at-remote-sites/51675
One way audio is usually NAT config. If your PBX has a Private LAN IP, then you want to set Settings, Asterisk SIP settings with NAT=yes, the external IP specified correctly, and then enter ALL the local subnets that are not natted.
One way audio through VPN | 3CX Forums
https://www.3cx.com/community/threads/one-way-audio-through-vpn.42026/
This is more a heads up than a question. Using 3CX PBX v14 with 3CX Phone for Android v14. The phone must connect through VPN to be able to register. Problem. Using 3CX Phone for Android results in one way audio. Internal extension can hear, the phone (external through VPN) cannot. The phone registers with the correct VPN IP and both parties ring and …
One way audio via VPN - ShoreTel Forums
https://www.shoretelforums.com/forum/shoretel-tech/administrators/1465-one-way-audio-via-vpn
The network engineer has created a VPN using Snapgear Firewalls over a 6M wireless. HQ site has SG-T1 for a PRI and SG90 for phones. VPN site has SG50 for phones and analog backcup. calls that come in on the PRI work fine routed to the VPN site with 2 way audio. However, internal calls between the 2 sites are one way only.
Sangoma VPN One Way Audio - FreePBX Community Forums
https://community.freepbx.org/t/sangoma-vpn-one-way-audio/63968
They’re configured with the VPN via the wiki -> https://wiki.freepbx.org/display/PHON/VPN+Setup. The phones connect and register just fine, however there is one way audio. extension > external = External hears them, they can’t hear external. extension > extension = they can’t hear each other.
How to solve VoIP one way audio- step by step.
https://www.voipmechanic.com/voip-one-way-audio.htm
GS Wave over VPN - One-Way Audio - Wave Lite Softphone app
http://forums5.grandstream.com/t/gs-wave-over-vpn-one-way-audio/32662
Set the Outbound Proxy in GS Wave to the external ip address and the port the PBX is located on. Looks like XXX.XXX.XXX.XXX:XXXX On the PBX, go to PBX > SIP Settings > NAT and create a local network address. Enter the ip address of the PBX. Save then reboot. Open ports for Signaling on your external router and forward to PBX.
One Way Audio Help - IP PBXs - Grandstream Networks
http://forums5.grandstream.com/t/one-way-audio-help/41448
One Way Audio Help. IP PBXs. SipnEat 2020-04-08 20:25:12 UTC #1. Hi Experts! ... If I VPN into the network and connect the softphone direct then audio works both ways. I feel like its the firewall but I have the ports open and the phone does register across the internet.
One way audio with VOIP - Spiceworks
https://community.spiceworks.com/topic/1836961-one-way-audio-with-voip
One way audio is usually a firewall issue and a separate pipe wouldn't help if that's the case. If it's all users, is sip transformations enabled or disabled on the sonicwall? 1 · · · Jalapeno OP claudeklod Sep 20, 2016 at 22:27 UTC All ports between 8000 and 64000 need to be open. Those are rough numbers but VIP runs in those high ports.
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