[SR-Users] how i should process replies on nathelper pings?

Thu Nov 26 19:51:58 CET 2009

Ok, lets forward to developers?

Klaus Darilion wrote:
> Hi guys!
>
> I can reproduce the problem - I think there is a bug: nathelper's (k) 
> sipping_rpl_filter function - which should absorb the replies - is not 
> executed on received replies.
>
> Maybe there is problem in general with the reply callback or maybe 
> there is a bug from consolidating ser's and kamailio's module interface?
>
> regards
> klaus
>
>
>
>
> Andres Moya schrieb:
>> I am using git to pull 3.0
>>
>> [root at v kamailio]# cat .git/config
>> [core]
>>        repositoryformatversion = 0
>>        filemode = true
>>        bare = false
>>        logallrefupdates = true
>> [remote "origin"]
>>        url = git://git.sip-router.org/sip-router
>>        fetch = +refs/heads/*:refs/remotes/origin/*
>> [branch "master"]
>>        remote = origin
>>        merge = refs/heads/master
>> [branch "kamailio_3.0"]
>>        remote = origin
>>        merge = refs/heads/kamailio_3.0
>>
>>
>> I can't do anything in request route?
>> [root at v kamailio]# cat /usr/local/etc/kamailio/kamailio.cfg | grep 
>> nathelper
>> loadmodule "nathelper.so"
>> # ----- nathelper -----
>> #modparam("nathelper", "rtpproxy_sock", "udp:127.0.0.1:7722")
>> modparam("nathelper", "rtpproxy_sock", "/var/run/rtpproxy.sock")
>> modparam("nathelper", "natping_interval", 30)
>> modparam("nathelper", "ping_nated_only", 1)
>> modparam("nathelper", "sipping_bflag", 7)
>> modparam("nathelper", "sipping_from", "sip:pinger at riki.ru")
>> modparam("registrar|nathelper", "received_avp", "$avp(i:80)")
>>
>>
>> Maybe wrong with sipping_from address.
>>
>> [root at v kamailio]# cat /usr/local/etc/kamailio/kamailio.cfg | grep 
>> riki.ru
>> alias=sip.riki.ru:5060
>> alias=sip.riki.ru:5070
>> modparam("presence", "server_address", "sip:sip.riki.ru:5060")
>> modparam("nathelper", "sipping_from", "sip:pinger at riki.ru")
>>
>> well it is not a server name. but! it is local in database domains, 
>> and aliased. Changing to pinger at server IP...
>>
>> U 195.167.152.55:5060 -> 77.37.164.119:32788
>> OPTIONS sip:77.37.164.119:32788 SIP/2.0.
>> Via: SIP/2.0/UDP 195.167.152.55:5060;branch=0.
>> From: sip:pinger at 195.167.152.55;tag=7b7af265.
>> To: sip:77.37.164.119:32788.
>> Call-ID: f2e08d27-ed2df483-8210ae1 at 195.167.152.55.
>> CSeq: 1 OPTIONS.
>> Content-Length: 0.
>> .
>>
>> #
>> U 77.37.164.119:32788 -> 195.167.152.55:5060
>> SIP/2.0 200 OK.
>> Via: SIP/2.0/UDP 195.167.152.55:5060;branch=0.
>> Contact: <sip:192.168.0.102:32788>.
>> To: <sip:77.37.164.119:32788>;tag=864a9e4d.
>> From: <sip:pinger at 195.167.152.55>;tag=7b7af265.
>> Call-ID: f2e08d27-ed2df483-8210ae1 at 195.167.152.55.
>> CSeq: 1 OPTIONS.
>> Accept: application/sdp.
>> Accept-Language: en.
>> Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, 
>> SUBSCRIBE, INFO.
>> User-Agent: X-Lite release 1103k stamp 53621.
>> Content-Length: 0.
>> .
>>
>> Nov 26 15:42:19 v /usr/local/sbin/kamailio[29793]: ERROR: <core> 
>> [forward.c:695]: ERROR: forward_reply: no 2nd via found in reply
>>
>>
>>
>>
>> Klaus Darilion wrote:
>>> Never saw this yet. IIRC correctly, the responses should be consumed 
>>> by nathelper module before entering the script.
>>>
>>> which version are you using?
>>>
>>> klaus
>>>
>>> Andres Moya schrieb:
>>>> Hi.
>>>>
>>>> nathelper sending empty OPTIONS messages to clients. It have only 
>>>> one VIA, server's IP address(195.167.152.55). Then it got reply i 
>>>> have:
>>>> U 195.167.152.55:5060 -> 81.195.165.250:5060
>>>>  OPTIONS sip:81.195.165.250:5060 SIP/2.0..Via: SIP/2.0/UDP 
>>>> 195.167.152.55:5060;branch=0..From: 
>>>> sip:pinger at riki.ru;tag=e64c73d5..To: 
>>>> sip:81.195.165.250:5060..Call-ID: 
>>>> 680bed34-d2e5c741-0eff517 at 195.167.152
>>>>  .55..CSeq: 1 OPTIONS..Content-Length: 0....
>>>> #
>>>> U 81.195.165.250:5060 -> 195.167.152.55:5060
>>>>  SIP/2.0 200 OK..Via: SIP/2.0/UDP 
>>>> 195.167.152.55:5060;branch=0..Contact: <sip:10.0.52.103:5060>..To: 
>>>> <sip:81.195.165.250:5060>;tag=021c6509..From: 
>>>> <sip:pinger at riki.ru>;tag=e64c73d5..Call-ID: 680bed34-d2e
>>>>  5c741-0eff517 at 195.167.152.55..CSeq: 1 OPTIONS..Accept: 
>>>> application/sdp, application/sdp..Accept-Language: en..Allow: 
>>>> INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, 
>>>> SUBSCRIBE..User-Agen
>>>>  t: Zoiper rev.5324..Allow-Events: presence..Content-Length: 0....
>>>> Nov 25 23:59:26 v /usr/local/sbin/kamailio[9697]: ERROR: <core> 
>>>> [forward.c:695]: ERROR: forward_reply: no 2nd via found in reply
>>>> #
>>>> U 195.167.152.55:5070 -> 86.154.150.209:5060
>>>>  OPTIONS sip:86.154.150.209:5060 SIP/2.0..Via: SIP/2.0/UDP 
>>>> 195.167.152.55:5070;branch=0..From: 
>>>> sip:pinger at riki.ru;tag=f64c73d5..To: 
>>>> sip:86.154.150.209:5060..Call-ID: 
>>>> 680bed34-e2e5c741-7eff517 at 195.167.152
>>>>  .55..CSeq: 1 OPTIONS..Content-Length: 0....
>>>> #
>>>> U 86.154.150.209:5060 -> 195.167.152.55:5070
>>>>  SIP/2.0 404 Not Found..Via: SIP/2.0/UDP 
>>>> 195.167.152.55:5070;branch=0..To: 
>>>> <sip:86.154.150.209>;tag=931uruqh0thc6crbneub..From: 
>>>> <sip:pinger at riki.ru>;tag=f64c73d5..Call-ID: 
>>>> 680bed34-e2e5c741-7eff517 at 195.1
>>>>  67.152.55..CSeq: 1 OPTIONS..Content-Length: 0....
>>>> Nov 25 23:59:33 v /usr/local/sbin/kamailio[9698]: ERROR: <core> 
>>>> [forward.c:695]: ERROR: forward_reply: no 2nd via found in reply
>>>>
>>>> Reply should be consumed by nathelper? or i should eat it 
>>>> somewhere?  i can't do so in request route. and i can't use reply 
>>>> route because i can't set t_on_reply, it is not my request. There 
>>>> should be easy way... tired get ERROR: forward_reply: no 2nd via 
>>>> found in reply
>>>>
>>>> thanks
>>>>
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