[SR-Users] 420 Bad Extension error

Daniel-Constantin Mierla miconda at gmail.com
Thu Oct 13 13:34:17 CEST 2016


Hello,


On 13/10/16 09:51, Infinicalls Infinicalls wrote:
> Hi Daniel,
>
> I find only this error message in syslog. Rest are normal.
>
> Oct 13 07:41:15 infinicalls /usr/local/sbin/kamailio[32948]: ERROR:
> <script>: t_(load|next)_contacts() failed
this is an error message printed from kamailio.cfg -- do you have such
xlog() there?

>
> Oct 13 07:41:15 infinicalls /usr/local/sbin/kamailio[32948]: ERROR: sl
> [sl_funcs.c:363]: sl_reply_error(): ERROR: sl_reply_error used: I'm
> terribly sorry, server error occurred (1/SL)

This is from c code and due to other operation that fails. Run with
debug=3 to see what is printed before and causes this.

>
> I am not sure, if this is the correct one. Kindly guide me.
>
> And is this related to this
> https://github.com/kamailio/kamailio/issues/497 ? If yes, I think I
> need to update to the latest version of Kamailio.
That issue doesn't seem to be related. It is better to run latest stable
version to be sure you don't hit a bug that was already fixed.

Cheers,
Daniel

>
> regards
> Ganesh Kumar
>
>
> On 10/13/16, Daniel-Constantin Mierla <miconda at gmail.com> wrote:
>> Hello,
>>
>> stun and outbound don't have anything to do with DNS resolving.
>>
>> Run with debug=3 in kamailio.cfg and see the logs for more details.
>>
>> Cheers,
>> Daniel
>>
>>
>> On 12/10/16 16:46, Infinicalls Infinicalls wrote:
>>> Hi,
>>>  From the log files, I can see ..
>>>
>>> Oct 12 14:43:06 infinicalls /usr/local/sbin/kamailio[13198]: INFO:
>>> stun [kam_stun.c:169]: stun_parse_header(): INFO: stun_parse_header:
>>> incomplete header of STUN message
>>>
>>> I have modified the $du field now. Instead of taking values from
>>> REGISTRARIP and REGISTRARPORT, it is now substituted with actual
>>> values. I have also added outbound.so and stun.so to the registrar
>>> config.
>>>
>>> But, still this error persists.
>>>
>>> Can you tell me how to solve this. Thanks.
>>>
>>> regards
>>> Ganesh Kumar
>>>
>>>
>>> On 10/11/16, Daniel-Constantin Mierla <miconda at gmail.com> wrote:
>>>> Hello,
>>>>
>>>> this is typically because the address in r-uri (or outbound proxy $du)
>>>> cannot be resolved with the DNS server. Try to run with debug=3 in
>>>> kamailio.cfg and look at the logs for hints about what happens.
>>>>
>>>> Cheers,
>>>> Daniel
>>>>
>>>>
>>>> On 07/10/16 10:48, Infinicalls Infinicalls wrote:
>>>>> Hi Daniel,
>>>>>  By pasting the following to the registrar config file, I stopped
>>>>> getting Bad Extension error. And I am able to stay online. But while
>>>>> dialing, it gives the "I am terribly sorry..." error.
>>>>>
>>>>> modparam("path", "use_received", 1)
>>>>> modparam("registrar", "use_path", 1)
>>>>> modparam("registrar", "path_mode", 1)
>>>>> modparam("registrar", "path_use_received", 1)
>>>>>
>>>>> regards
>>>>> Ganesh Kumar
>>>>>
>>>>>
>>>>> On 10/7/16, Infinicalls Infinicalls <infinicalls at gmail.com> wrote:
>>>>>> Hi Daniel,
>>>>>> I am pasting a fresh REGISTER request and the error message here. The
>>>>>> Proxy and Registrar config files are taken from
>>>>>> http://kamailio.org/docs/modules/4.2.x/modules/outbound.html
>>>>>>
>>>>>>
>>>>>> -------------
>>>>>> root at infinicalls:~# ngrep -d any -qt -W byline . port 5060
>>>>>> interface: any
>>>>>> filter: (ip or ip6) and ( port 5060 )
>>>>>> match: .
>>>>>>
>>>>>> U 2016/10/07 08:36:50.151818 52.233.25.164:5060 -> 10.0.0.4:5060
>>>>>> REGISTER sip:infinicalls-proxy1.canadacentral.cloudapp.azure.com
>>>>>> SIP/2.0.
>>>>>> Via: SIP/2.0/UDP
>>>>>> 10.1.0.4;branch=z9hG4bK8a33.416e8573670e015bec4d14051ceb68a8.0.
>>>>>> Via: SIP/2.0/UDP
>>>>>> 10.114.70.81:1330;received=113.193.151.1;rport=1330;branch=z9hG4bKPj832cd09f4be040e89dc5d9e8d17bc531.
>>>>>> Max-Forwards: 69.
>>>>>> From: "Balaji"
>>>>>> <sip:balaji at infinicalls-uk.uksouth.cloudapp.azure.com>;tag=eda6c2494a0742b08f8fbe6254bfa385.
>>>>>> To: "Balaji" <sip:balaji at infinicalls-uk.uksouth.cloudapp.azure.com>.
>>>>>> Call-ID: b2b13a3cfeab41228fd8127e18e5acef.
>>>>>> CSeq: 26376 REGISTER.
>>>>>> User-Agent: MicroSIP/3.12.3.
>>>>>> Contact: "Balaji" <sip:balaji at 10.114.70.81:1330;ob>.
>>>>>> Expires: 300.
>>>>>> Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE,
>>>>>> NOTIFY, REFER, MESSAGE, OPTIONS.
>>>>>> Content-Length:  0.
>>>>>> Path: <sip:10.1.0.4;lr>.
>>>>>> .
>>>>>>
>>>>>>
>>>>>> U 2016/10/07 08:36:50.154628 10.0.0.4:5060 -> 52.233.25.164:5060
>>>>>> SIP/2.0 420 Bad Extension.
>>>>>> Via: SIP/2.0/UDP
>>>>>> 10.1.0.4;branch=z9hG4bK8a33.416e8573670e015bec4d14051ceb68a8.0;received=52.233.25.164.
>>>>>> Via: SIP/2.0/UDP
>>>>>> 10.114.70.81:1330;received=113.193.151.1;rport=1330;branch=z9hG4bKPj832cd09f4be040e89dc5d9e8d17bc531.
>>>>>> From: "Balaji"
>>>>>> <sip:balaji at infinicalls-uk.uksouth.cloudapp.azure.com>;tag=eda6c2494a0742b08f8fbe6254bfa385.
>>>>>> To: "Balaji"
>>>>>> <sip:balaji at infinicalls-uk.uksouth.cloudapp.azure.com>;tag=b27e1a1d33761e85846fc98f5f3a7e58.0549.
>>>>>> Call-ID: b2b13a3cfeab41228fd8127e18e5acef.
>>>>>> CSeq: 26376 REGISTER.
>>>>>> Contact: <sip:balaji at 10.114.70.81:1330;ob>;expires=300.
>>>>>> Unsupported: path.
>>>>>> Path: <sip:10.1.0.4;lr>.
>>>>>> Supported: outbound.
>>>>>> P-Registrar-Error: No support for found Path indicated.
>>>>>> Server: kamailio (4.4.3 (x86_64/linux)).
>>>>>> Content-Length: 0.
>>>>>> .
>>>>>> ---------
>>>>>>
>>>>>> Kindly let me know what went wrong. Thanks.
>>>>>>
>>>>>> regards
>>>>>> Ganesh Kumar
>>>>>>
>>>> --
>>>> Daniel-Constantin Mierla
>>>> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>>> Kamailio Advanced Training, Berlin, Oct 24-26, 2016 -
>>>> http://www.asipto.com
>>>>
>>>>
>>>> _______________________________________________
>>>> 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
>>>>
>> --
>> Daniel-Constantin Mierla
>> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>> Kamailio Advanced Training, Berlin, Oct 24-26, 2016 - http://www.asipto.com
>>
>>

-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, Berlin, Oct 24-26, 2016 - http://www.asipto.com




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