[SR-Users] Removing transport=TLS from the contact header

Rizwan Khan rizkhan at gmail.com
Tue Nov 10 12:38:49 CET 2015


Doesn't work. Still give the bad config errors.

Rizwan Khan



On Tue, Nov 10, 2015 at 4:13 PM, Daniel-Constantin Mierla <miconda at gmail.com
> wrote:

> That is conflicting with other changes to the contact header.
>
> Try to use msg_apply_changes() before (and after) your subst operation for
> changing contact.
>
> Daniel
>
>
> On 10/11/15 12:00, Rizwan Khan wrote:
>
> I have fix_nated_contact() at multiple places :(
>
> Rizwan Khan
>
>
>
> On Tue, Nov 10, 2015 at 3:59 PM, Rizwan Khan <rizkhan at gmail.com> wrote:
>
>> Oh, Yes I do.
>>
>> Rizwan Khan
>>
>>
>>
>> On Tue, Nov 10, 2015 at 3:58 PM, Daniel-Constantin Mierla <
>> <miconda at gmail.com>miconda at gmail.com> wrote:
>>
>>> Do you have set_contact_alias() or fix_nated_contact() in your config
>>> file?
>>>
>>> Cheers,
>>> Daniel
>>>
>>>
>>> On 10/11/15 11:54, Rizwan Khan wrote:
>>>
>>> i am trying it but it doesn't change the string. Do I need to use
>>> msg_apply_changes() ??
>>>
>>> I am trying that but it gives syntax error in the file.
>>>
>>> log("L_INFO:", "INVITE::: [$ct]\n");
>>> subst("/^Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i");
>>> if(msg_apply_changes())
>>> {
>>>      xlog("L_INFO:", "INVITE::: [$ct]\n");
>>> }
>>>
>>>
>>> Rizwan Khan
>>>
>>>
>>>
>>> On Tue, Nov 10, 2015 at 11:45 AM, Koray Vatansever <
>>> <koray.vatansever at gmail.com>koray.vatansever at gmail.com> wrote:
>>>
>>>> Hi Rizwan,
>>>>
>>>> You can try the following:
>>>>
>>>> subst("/^Contact:(.*);transport=tls(.*)/Contact:\1;transport=udp\2/i");
>>>>
>>>> On the other hand, there should not be any other contact header
>>>> modification in your script; for example set_contact_alias().
>>>>
>>>>
>>>>
>>>>
>>>> On Tue, Nov 10, 2015 at 7:28 AM, Rizwan Khan < <rizkhan at gmail.com>
>>>> rizkhan at gmail.com> wrote:
>>>>
>>>>> Guys,
>>>>>
>>>>> Is this a stupid question or this just cannot be done?
>>>>>
>>>>> Any help will be highly appreciated.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Rizwan Khan
>>>>>
>>>>>
>>>>>
>>>>> On Mon, Nov 9, 2015 at 6:53 PM, Rizwan Khan < <rizkhan at gmail.com>
>>>>> rizkhan at gmail.com> wrote:
>>>>>
>>>>>> I want to remove the transport=TLS from the contact header.
>>>>>>
>>>>>> How can I do that inside Kamailio?  The flow is an under:
>>>>>>
>>>>>>
>>>>>> Client --------> Kamailio -------------> FS
>>>>>>            TLS                       UDP
>>>>>>
>>>>>>
>>>>>> Client <-------- Kamailio <------------- FS
>>>>>>            TLS                       UDP
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> FS gets a request on udp but it complains about TLS profile as the
>>>>>> contact header has the transport=TLS. Since its receing traffic on UDP, if
>>>>>> I only get rid of the value from the Contact Header, it would be great.
>>>>>>
>>>>>>
>>>>>> Thanks,
>>>>>>
>>>>>>
>>>>>> Rizwan Khan
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> 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
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> 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
>>>>
>>>>
>>>
>>>
>>> _______________________________________________
>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>
>>>
>>> --
>>> Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>>> Book: SIP Routing With Kamailio - http://www.asipto.com
>>> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>>>
>>>
>>> _______________________________________________
>>> 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 Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
> Book: SIP Routing With Kamailio - http://www.asipto.com
> Kamailio Advanced Training, Nov 30-Dec 2, Berlin - http://asipto.com/kat
>
>
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