Perhaps. I've never been one to trust that firewalls operate as they should - I've been bitten far too many times by a firewall that doesn't quite behave as you expect. Also, when diagnosing network connectivity problems, I find that it helps to have the rules in place rather than having to infer the rule.
Tim Panton wrote: > If you are careful, you only need to setup a port forward at one end > of the IAX trunk. > > Have one Asterisk register (regularly) with the other. > The second asterisk (server) will need to have port 4569 forwarded > through it's router. > The first asterisk (client) wont need any port forwarding. > > Tim. > On 2 Jan 2008, at 10:18, Rob Hillis wrote: > > >> The reason that IAX2 is considered good for NAT issues is that it >> uses only one port for both control messages and voice traffic as >> opposed to SIP that uses a predictable port for control messages and >> an unpredictable one for voice/video traffic. >> >> If both servers are behind NAT servers, you will need to ensure that >> the appropriate UDP port (by default 4569) are forwarded to your >> Asterisk servers. Only this port is required - RTP isn't used by >> IAX2. >> >> bilal ghayyad wrote: >> >>> Hi List; >>> >>> I heared that IAX is good for NATing issues, but I do >>> not know if it can help me in that senario: >>> >>> I have two Asterisks machines in different sites and >>> both are behind NAT (both have private IP address), I >>> need to link these two asterisks with IAX trunk (if it >>> help really in such senario), but I do not know if it >>> will work without doing special routing settings on >>> the router (like TCP/UDP port mapping or IP >>> forwarding)? How that will be it if possible? Or I >>> have to do a kind of port mapping? >>> >>> If I will need to use port mapping, then I have to map >>> the TCP and UDP ports that are determined in iax.conf >>> and rtp.conf files at site A for asterisk ip address >>> at site A? Or I have to map the TCP and UDP ports that >>> are in iax.conf and rtp.conf at site B for asterisk ip >>> address at site A? In other words, if I am at site B >>> then I have to go for router B and do mapping for >>> TCP/UDP ports of the asterisk at site B or the >>> asterisk at site A? >>> >>> Any help. >>> Regards >>> Bilal >>> >>> >>> >>> ____________________________________________________________________________________ >>> Looking for last minute shopping deals? >>> Find them fast with Yahoo! Search. >>> http://tools.search.yahoo.com/newsearch/category.php?category=shopping >>> >>> _______________________________________________ >>> --Bandwidth and Colocation Provided by http://www.api-digital.com-- >>> >>> asterisk-users mailing list >>> To UNSUBSCRIBE or update options visit: >>> http://lists.digium.com/mailman/listinfo/asterisk-users >>> >>> >> _______________________________________________ >> --Bandwidth and Colocation Provided by http://www.api-digital.com-- >> >> asterisk-users mailing list >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users >> > > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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