[SR-Users] Cannot run Kamailio on public IP

[federico cabiddu]

Hi,
try to sniff the traffic on your Kamailio server to see if SIP packets
are reaching the server or not and where, eventually, Kamailio is
sending the replies.

Regards,

Federico

2011/4/7 spamasbl at gmail.com <spamasbl at gmail.com>:
> Thank you, Klaus for your prompt reply.
>
> Now Kamailio listens on local IP (192.168.1.137)
> I've added advertised_address line into my conf (I've added here my public
> hostname)
> Also I have configured RTPProxy on port 22222, and now Kamailio starts
> without errors or
> warnings:
> Apr 7 04:58:37 sipbox kamailio[2465]: INFO: rtpproxy [rtpproxy.c:1403]: rtp
> proxy <udp:127.0.0.1:22222> found, support for it enabled
> But still the problem persists. I am not able to register with kamailio via
> public IP.
> DMZ is turned on, so I guess router should forward all ports to .137
> address.
> When trying to register, I am getting request timed out.
>
> Any ideas ?
> Thanks
> 2011/4/7 Klaus Darilion <klaus.mailinglists at pernau.at>
>>
>>
>> Am 07.04.2011 09:10, schrieb spamasbl at gmail.com:
>> > Hello all,
>> >
>> > I have installed latest Kamailio 3.1.3 on latest ubuntu server.
>> > Everything seems to be working well
>> > on my LAN. I can successfully register with local Kamailio IP address
>> > (192.168.1.137).
>> >
>> > The issue is that I can not run Kamailio on my public IP:
>> > listen=udp:77.XX.XX.XX:5060
>> > listen=udp:192.168.1.137:5060
>> > port=5060
>>
>> Kamailio can only listen to local IP addresses. The public IP address is
>> not on your server, but on the public interface of the NAT Router. I
>> guess the NAT router just does a forwarding to 192.168.1.137.
>>
>> Having a SIP proxy behind NAT will give you lot of headache. Anyway,
>> listen only to the local IP address (192.168.1.137) and try
>> advertised_address:
>>
>>
>> http://www.kamailio.org/dokuwiki/doku.php/core-cookbook:3.1.x#advertised_address
>>
>> klaus
>>
>>
>>
>> >
>> >
>> > Kamailio runs behind Linksys WRT54GL router with latest Linksys firmware
>> > and DMZ is turned on (192.168.1.137).
>> >
>> > Here is the error I am getting when trying to run kamailio with my
>> > public IP:
>> >
>> > Apr 7 02:57:40 sipbox kamailio[1050]: ERROR: <core> [udp_server.c:400]:
>> > ERROR: udp_init: bind(7, 0x82cc6e4, 16) on 77.XX.XX.XX: Cannot assign
>> > requested address
>> >
>> > Do you have any idea what I'm doing wrong ?
>> >
>> > Thanks !
>> >
>> >
>> >
>> >
>> > _______________________________________________
>> > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> > sr-users at lists.sip-router.org
>> > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
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>
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