[asterisk-users] Asterisk behind NAT Early Media Video

Joshua Colp jcolp at digium.com
Mon Apr 9 09:50:48 CDT 2018

On Mon, Apr 9, 2018, at 11:42 AM, Benjamin Marty wrote:
> Hello,
> I have an Asterisk 15 with PJSIP behind NAT (Amazon EC2).
> Now I would like to get Early Media Video working between clients in
> different NATed networks. The 183 signalling goes trough perfectly, but
> asterisk doesn't forward the Early Media RTP stream from the caller to the
> recipent.

You would need to examine things specifically and see where media is flowing. Is the recipient behind NAT? If so then until we receive media from them (wich may or may not occur with early media) we may not have the correct target of media.


Joshua Colp
Digium, Inc. | Senior Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - US
Check us out at: www.digium.com & www.asterisk.org

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