[OpenSIPS-Users] Minimal example of NAT traversing. How could it be done? No need for MediaProxy at first glance.

Nabeel nabeelshikder at gmail.com
Wed Aug 5 13:33:14 CEST 2015


That is indeed correct, the script was pointing to the incorrect path with
'lib' instead of 'lib64'.

Fixing this removed the errors.   Thanks.
On 5 Aug 2015 08:59, "Bogdan-Andrei Iancu" <bogdan at opensips.org> wrote:

> Hi Nabeel,
>
> You mentioned getting some "failed to load module" errors - maybe your
> script id pointing to a different path rather than where your opensips is
> installed.
>
> The "unknown commnad" errors are side effects of modules not being loaded.
>
> Regards,
>
> Bogdan-Andrei Iancu
> OpenSIPS Founder and Developerhttp://www.opensips-solutions.com
>
> On 05.08.2015 07:25, Nabeel wrote:
>
> Hi,
>
> I used 'make menuconfig' to create a script with NAT support and a few of
> the other options like 'use_dbusrloc'.
>
> When I check with 'opensips -c' I get a bunch of errors saying 'failed to
> load module' (see examples below). I used the script as provided from the
> script generator, with only IP/db info changes.  Does the script generator
> work with version 1.11.5 of OpenSIPS?
>
> ERROR:core:yyparse: module 'signaling.so' not found in
> '/usr/local/lib/opensips/modules/'
>
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 382, column 21-22: unknown
> command <nat_uac_test>, missing loadmodule?
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 383, column 21-22: unknown
> command <fix_nated_contact>, missing loadmodule?
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 385, column 21-22: unknown
> command <rtpproxy_answer>, missing loadmodule?
>
> ERROR:core:set_mod_param_regex: no module matching tm found
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 66, column 19-20: Parameter
> <fr_timeout> not found in module <tm> - can't set
> ERROR:core:set_mod_param_regex: no module matching tm found
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 67, column 20-21: Parameter
> <fr_inv_timeout> not found in module <tm> - can't set
> ERROR:core:set_mod_param_regex: no module matching tm found
> CRITICAL:core:yyerror: parse error in config file
> /usr/local//etc/opensips/opensips.cfg, line 68, column 19-20: Parameter
> <restart_fr_on_each_reply> not found in module <tm> - can't set
>
>
>
>
>
> On 4 August 2015 at 17:39, Bogdan-Andrei Iancu <bogdan at opensips.org>
> wrote:
>
>> Rodrigo,
>>
>> In OpenSIPS you have 2 type of NAT modules:
>> - for NAT detection, mangling SIP signaling and for doing the NAT
>> keepalive: you have here the NAT_traversal and nathelper, 2 similar modules
>> as capabilities;
>> - for media relay - modules that interact with an external media relay
>> for RTP; and here you have again 2 modules, the mediaproxy and rtpproxy.
>>
>> Regards,
>>
>> Bogdan-Andrei Iancu
>> OpenSIPS Founder and Developerhttp://www.opensips-solutions.com
>>
>> On 04.08.2015 16:51, Rodrigo Pimenta Carvalho wrote:
>>
>> Hi Bogdan,
>>
>>
>> Thank you. Very well remembered!
>>
>>
>> Let me ask you conceptual question, please:
>>
>>
>> When should I use MediaProxy, not being necessary to use NAT_TRAVERSAL
>> and NATHELPER?
>>
>>
>> When should I use NAT_TRAVERSAL, no being necessary to use MediaProxy and
>> NATHELPER?
>>
>>
>> When should I use NATHELPER, not being necesary to use MediaProxy and
>> NAT_TRAVERSAL?
>>
>>
>> When should I use some kind of mix of these 3?
>>
>>
>> Best regards.
>>
>>
>>
>>
>>
>>
>> RODRIGO PIMENTA CARVALHO
>> Inatel Competence Center
>> Software
>> Ph: +55 35 3471 9200 <%2B55%2035%203471%209200> RAMAL 979
>> ------------------------------
>> *De:* Bogdan-Andrei Iancu <bogdan at opensips.org> <bogdan at opensips.org>
>> *Enviado:* terça-feira, 4 de agosto de 2015 09:21
>> *Para:* OpenSIPS users mailling list; Rodrigo Pimenta Carvalho
>> *Assunto:* Re: [OpenSIPS-Users] Minimal example of NAT traversing. How
>> could it be done? No need for MediaProxy at first glance.
>>
>> Hi Rodrigo,
>>
>> User "make menuconfig" in order to auto-generate scripts - the
>> residential script has an options for NAT support.
>>
>> Regards,
>>
>> Bogdan-Andrei Iancu
>> OpenSIPS Founder and Developerhttp://www.opensips-solutions.com
>>
>> On 04.08.2015 00:00, Rodrigo Pimenta Carvalho wrote:
>>
>> Dear OpenSIPS-users,
>>
>>
>> I'm studying about NAT traversal with OpenSIPS, since last week. I also
>> have found the documentation about the software MediaProxy (in
>> http://mediaproxy.ag-projects.com/).
>>
>>
>> As long as I'm still getting 'kind of first steps' knowledge base about
>> NAT traversal, I'm not interested, at least for a while,
>> in MediaProxy software functionalities.
>>
>> By the way, as a first contact with the NAT traversal mechanism, I just
>> would like to let the INVITE from a caller reaches the callee, with caller
>> behind a NAT. For this purpose I have 2 questions:
>>
>>
>> a) Am I free of using a kind of mediaproxy software, whether I want
>> to build a prototype schema that will just creates and sends an simple
>> INVITE, from caller behind a NAT, to a callee? That is, if I want just to
>> run a simple test of NAT traversal, I don't have to worry
>> about mediaproxies, have I?
>>
>>
>> b) How could be an example of a simplest script code for that,
>> considering that there is only one proxy for all peers and all of it is
>> registered in such proxy using the same domain?
>>
>>
>> Any hint will be very helpful!!
>>
>> Thanks a lot.
>>
>>
>> RODRIGO PIMENTA CARVALHO
>> Inatel Competence Center
>> Software
>> Ph: +55 35 3471 9200 RAMAL 979
>>
>>
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