Check out what IPs are offered in the SDPs in asterisk. Make sure they’re both public IPs. If you only have 1 asterisk, forwarding the rtp port range configured in asterisk from the firewall to asterisk should do it.
On Thu, 14 Jan 2021 at 08:23, Mark Allen <[email protected]> wrote: > Thanks Adrian > > The firewall has SIP-ALG disabled and just forwards ports from externally > to where they need to be internally - so ports 5060 and 10000 - 65535 of > 46.x.x.x are mapped to 192.168.x.x (the OpenSIPS box) > > On Wed, 13 Jan 2021 at 17:32, Adrian Georgescu <[email protected]> wrote: > >> Google search for SIP ALG problem to see if this is relevant for your >> case. >> >> Regards, >> Adrian >> >> >> On 13 Jan 2021, at 13:08, Mark Allen <[email protected]> wrote: >> >> Hi all - I've been banging my head against this but not succeeding. >> >> Our setup... >> >> UAC 192.168.x.x >> | >> Router 5.x.x.x >> | >> (internet) >> | >> Firewall 46.x.x.x maps >> | directly to >> OpenSIPS 192.168.x.x Mid-registrar >> | >> Asterisk 192.168.x.x >> >> >> Current situation: >> - UAC can register on Asterisk via OpenSIPS >> - UAC can call destination registered on Asterisk on local n/w to >> Asterisk box >> - Destination extension rings and can pick up call >> - There is no audio either way & call drops after about 30 secs (Asterisk >> kills call with "Requested channel not available" because not RTP >> traffic is reaching destination) >> >> I have tried passing audio through Mediaproxy on OpenSIPS box but with no >> success. Using Wireshark I can see RTP traffic initiated at both ends, but >> it doesn't reach the other end either way. >> >> Is there some definitive guide to setting this up correctly or are there >> specific steps that I need to follow? >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opensips.org/cgi-bin/mailman/listinfo/users >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opensips.org/cgi-bin/mailman/listinfo/users >> > _______________________________________________ > Users mailing list > [email protected] > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > -- Regards, David Villasmil email: [email protected] phone: +34669448337
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