[OpenSIPS-Users] new install and INVITES not being forwarded

[Bogdan-Andrei Iancu]

Hi Gareth,

Gareth Blades wrote:
> I am having a problem with running opensips in debug level 6. When 
> opensips is set to this I am finding that it takes a long time to 
> respond to register requests (over 5 seconds compared to a fraction of 
> a second) which means that my phone times out when trying to register 
> so I cannot then debug trying to send calls through.
woow...that is really strange.....never encountered something like 
that....do you log to stderror(console) or to syslog ?
>
> Any ideas?
>
> DNS timeouts are a common cause for these sort of pauses. Are there 
> any specific DNS setup requirements that opensips has that I might 
> have missing?
see the DNS related params:
    http://www.opensips.org/Resources/DocsCoreFcn#toc41

Also, better use DNS cache app between your opensips and the outer world.


So, your missing INVITE (not being sent out) are because of opensips 
blocking in some DNS query ?

Regards,
Bogdan
>
> Thanks
> Gareth
>
> Bogdan-Andrei Iancu wrote:
>> Hi Gareth,
>>
>> On a first look, the script looks ok, but as a general way to 
>> debug/troubleshoot your script, place xlog()'s in your script, in 
>> different points, to see if the script execution gets to that point.
>>
>> Regarding the 408 - take care your script does not have NAT support, 
>> so it may not work if your client is behind a NAT.
>>
>> Regards,
>> Bogdan
>>
>> Gareth Blades wrote:
>>> Thanks I will need to get back to you on Monday.
>>>
>>> The phone on my desk has just started not being able to register. 
>>> Its showing registration status 408 which is no response.
>>> I can see the opensips server receiving the the registration and 
>>> issuing a 401 unauthorised but I dont think this is getting back 
>>> through the firewall.
>>> I will get some static forwarding added to the firewall to avoid 
>>> this sort of issue complicaing investigating the other problem.
>>>
>>> In the meantime I have attached my config file.
>>>
>>>
>>> Bogdan-Andrei Iancu wrote:
>>>> Hi Gareth,
>>>>
>>>> looking at the logs, it seams that your script processing (for the 
>>>> INVITE) never get to a t_relay() point - place some xlog() prints 
>>>> in your script to see where the INVITE processing is going through.
>>>>
>>>> Regards,
>>>> Bogdan
>>>>
>>>> Gareth Blades wrote:
>>>>> Thanks. I have attached a text file as its a bit long to paste in 
>>>>> a message and there are long lines.
>>>>>
>>>>> Looking through the log these couple of entries look significant.
>>>>>
>>>>> DBG:auth:build_auth_hf: 'Proxy-Authenticate: Digest 
>>>>> realm="vmopensips1.skycomuk.com", 
>>>>> nonce="4d26db6600000001d69ce33126031746bdf4735e3f0f922d"
>>>>> ...
>>>>> DBG:tm:matching_3261: RFC3261 transaction matching failed
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Bogdan-Andrei Iancu wrote:
>>>>>> Hi Gareth,
>>>>>>
>>>>>> hard to say without some logs - do you see errors in the opensips 
>>>>>> log ? if not, increase the debug level to 6 and post the logs 
>>>>>> corresponding the call.
>>>>>>
>>>>>> Regards,
>>>>>> Bogdan
>>>>>>
>>>>>> Gareth Blades wrote:
>>>>>>> Setup:-
>>>>>>> Server installed at a hosting facility with its owm public IP 
>>>>>>> address.
>>>>>>> A desk phone in the office with a couple of accounts configured 
>>>>>>> registered to opensips through a NAT firewall.
>>>>>>> The opensips server has been installed and configured using the 
>>>>>>> guide in the Opensips PACT book together with database support 
>>>>>>> (no multidomain).
>>>>>>>
>>>>>>> The two lines on the phone are able to register fine and I can 
>>>>>>> see them as being registered in the database and 'opensipsctrl 
>>>>>>> ul show' displays what I would expect.
>>>>>>>
>>>>>>> However when I call between the two lines and minitoring via 
>>>>>>> ngrep I see the initial INVITE go out and then a '407 proxy 
>>>>>>> authentication required' comes back and the phone sends the 
>>>>>>> invite again with the authentication but opensips doesnt send 
>>>>>>> any reply. The phone retransmits the packet a couple of times 
>>>>>>> and displays call failed.
>>>>>>>
>>>>>>> Any idea what may be wrong?
>>>>>>>
>>>>>>>
>>>>>>> I know the call audio is unlikely to work but that will be the 
>>>>>>> next step. I am just trying to get each step working as I go at 
>>>>>>> the moment.
>>>>>>>
>>>>>>>
>>>>>>> Thanks
>>>>>>> Gareth
>>>>>>>
>>>>>>> _______________________________________________
>>
>>
>
>
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-- 
Bogdan-Andrei Iancu
OpenSIPS Event - expo, conf, social, bootcamp
2 - 4 February 2011, ITExpo, Miami,  USA
www.voice-system.ro