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No Audio PJSIP - Endpoints - FreePBX Community Forums

    https://community.freepbx.org/t/no-audio-pjsip/65068#:~:text=If%20you%20still%20don%E2%80%99t%20get%20audio%2C%20report%20whether,give%20you%20audio%2C%20add%20this%20to%20%2Fetc%2Fasterisk%2Fpjsip_custom_post.conf%20disable_direct_media_on_nat%3Dyes
    none

SIP with NAT or Firewalls - Asterisk Guru

    http://asteriskguru.com/tutorials/sip_nat_oneway_or_no_audio_asterisk.html
    Without STUN support, you will also need NAT=yes or NAT=route, and you will have no incoming audio on the natted phone until the asterisk server received audio from that natted phone. 1.4.2 Asterisk as a SIP server outside nat, clients / proxies on the outside connecting to Asterisk

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

Possible newbie issue - No audio on extensions behind NAT ...

    https://community.freepbx.org/t/possible-newbie-issue-no-audio-on-extensions-behind-nat-server-tries-to-contact-private-ip/69403
    Hello, I’m quite new to FreePBX and Asterisk so this could possible be a newbie issue solved easily, but I have searched the forums and manuals and not been able to find a solution to the issue. I’m running the FreePBX on a public IP (behind external firewall) and a few local networks including remotely VPN-connected local networks to the same firewall. All …

No audio for sip calls - Asterisk SIP - Asterisk Community

    https://community.asterisk.org/t/no-audio-for-sip-calls/71048
    So our asterisk is on an Azure server and we can register the sip phone, but don’t hear audio when making calls. We opened ports 15000-19000 on the firewall and changed rtp.conf to start at 15000 and end at 19000. Here is the output I get when calling an extension that is supposed to just hangup immediately. I changed the IP of the computer with the soft phone …

Asterisk 11 for NAT. No Sound One Side, No Sound \ Voice ...

    https://voipwifiphones.com/asterisk-11-for-nat-no-sound-one-side-no-sound-voice-how-to-solve/
    Overcoming NAT for Asterisk can be very difficult (there is no sound) because RTP traffic and SIP signaling go separately. On the Internet, almost all descriptions of the NAT option settings are reduced to the older version of Asterisk 1.8. Let's try to consider the settings options for the current Asterisk 11 -

No audio - Fresh install - Asterisk SIP - Asterisk Community

    https://community.asterisk.org/t/no-audio-fresh-install/83257
    There’s two places where NAT can take place. The server where Asterisk runs, and the location where the endpoints are. Each of these situations require their own specific configuration. If the endpoint is behind NAT and Asterisk is not configured to know the endpoint is behind NAT, then you will see no audio and can have other places.

Solution to the Asterisk problem – no sound when calling ...

    https://ixnfo.com/en/solution-to-the-asterisk-problem-no-sound-when-calling-via-nat.html
    Solution to the Asterisk problem – no sound when calling via NAT Posted by Vyacheslav 16.10.2017 06.04.2020 Leave a comment on Solution to the Asterisk problem – no sound when calling via NAT I noticed recently that there is no sound when calling from IP-phone to another IP-phone which were both behind the same NAT (router).

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