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

    https://community.freepbx.org/t/solved-no-audio-on-remote-extension/38501
    Hi, 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. We are running a NAT setup, no SIP ALG, same NAT setting as the old freepbx system. I’m sure it’s …

Remote Extension No audio/UNREACHABLE - Asterisk SIP ...

    https://community.asterisk.org/t/remote-extension-no-audio-unreachable/71984
    Hi Team, I have installed freePBX which comes in iso format within CentOS. I have static IP —> Firewall/Router—>PBX server architecture in my office. All sip extension are working fine with PSTN as well as extension to extension in local LAN.But when I am registering extension (remote extension) out of my network with static IP (Forwarded port UDP 5060, 10000-20000 …

No Sound on External SIP in Asterisk|FreePBX

    https://www.sysfix.co.uk/Blog/No-sound-on-external-sip-asterisk.html
    No sound with SIP | No Sound With Asterisk| No Sound With NAT. To correctly troubleshoot your issue, make sure that the following steps are taken. On your router, open up the following ports and forward them to your asterisk box. Your asterisk box may be in the form of (FreePBX, AsteriskNOW, or TrixBox)- They all use the same format.

[SOLVED] Remote extensions no audio - Asterisk PBX ...

    https://community.spiceworks.com/topic/1052123-remote-extensions-no-audio
    I am able get registration with my remote extensions, but no audio. I have tried many port forwarding options from Google, but still no audio. The extensions do produce a ring, but once answered no audio for the voice. I have tried every possible configuration not sure what else there is. Any ideas why there is registration and no audio?

Remote extension no audio using Cisco 7912g - Asterisk ...

    https://community.asterisk.org/t/remote-extension-no-audio-using-cisco-7912g/34566
    Asterisk PBX behind router with Tomato firmware with ports 5060 UDP and 10000-20000 UDP forwarded to Asterisk. IP 2xx.45.198.xx0 Remote extension Cisco 7912g SIP phone behind Ambit U10C022 (VoIP adapter, cable modem and router) with ports 5060 UDP forwarded to 5060 UDP on the phone and 10000-20000 UDP forwarded to 16384 UDP on the phone.

No audio on Asterisk SIP call - Stack Overflow

    https://stackoverflow.com/questions/5554837/no-audio-on-asterisk-sip-call
    Besides NAT problems I've also faced this issues on 3 cases: 1) Missconfigured parameter localnet: on /etc/asterisk/sip.conf make sure you set the network address for the phones. You can alos add multiple networks, for example: localnet=172.16.1.0/24 localnet=192.168.1.0/24

No audio on remote extension - Configuration - FreePBX ...

    https://community.freepbx.org/t/no-audio-on-remote-extension/71988
    Set up third KX-UT123 at remote site & it registers with FreePBX at office. Remote extension rings on incoming calls, successfully makes outgoing calls but no audio in or out in either case. Call setup/breakdown works on both extension-to-extension calls and calls to/from the PSTN. Both routers are set to ‘automatically open firewall and ...

Remote SIP, no audio when using asterisk - Asterisk

    https://forums.whirlpool.net.au/archive/925040
    posted 2008-Feb-26, 8:07 am AEST. The general problem with the no audio on remote extensions with asterisk is where you put the sip nat settings. Most people put it in the sip_nat.conf file but as these settings would be added at the very end of …

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

SIP with NAT or Firewalls - Asterisk Guru

    http://asteriskguru.com/tutorials/sip_nat_oneway_or_no_audio_asterisk.html
    I would like remote voip sip phones on a different lan who are also behind a nat router on another dsl line to be able to register with my asterisk box and make and receive calls through the asterisk box, without using vpn into the london office i.e if i dial an extension in my office in london to an extension provided it has registered should ...

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