[OpenSIPS-Users] Passing Register requests with B2BUA Topology Hiding

[Duane Larson]

I don't see you doing any register functions in your script.

On Friday, January 11, 2013, Jeryes . wrote:

> Hi,
>
> I have a very simple b2bua server (running on opensips 1.7) that only uses
> topology hiding to make the communication between two sip server, and it's
> working fine to process calls, but I'm having problems with Register
> requests. When one of the sip servers sends the Register to b2bua, the
> Request is not being processed and opensips is logging the following
> errors:
>
> Error log:
>
> Jan 11 19:48:20 /usr/local/sbin/opensips[20559]: REGISTER (call id:
> 2ce8dced12ca6e7c0e9a68d6311c501b at 192.168.194.130 <javascript:_e({},
> 'cvml', '2ce8dced12ca6e7c0e9a68d6311c501b at 192.168.194.130');>)
> Jan 11 19:48:20 /usr/local/sbin/opensips[20559]:
> ERROR:b2b_entities:b2b_new_dlg: Called b2b_init on a Cancel message
> Jan 11 19:48:20 /usr/local/sbin/opensips[20559]:
> ERROR:b2b_entities:server_new: failed to create new dialog structure entry
> Jan 11 19:48:20 /usr/local/sbin/opensips[20559]:
> ERROR:b2b_logic:create_top_hiding_entities: failed to create new b2b server
> instance
>
>
> Is the top hiding script suposed to work with Register requests or I
> should process those requests by other way?
>
> SipServer (pbx, sip proxy) ---> B2BUA ---> SipServer(carrier, sip proxy)
> Register Request -----------------> stuck
>
>
> The opensips.cfg is the default, and I only changed the main route:
>
> loadmodule "b2b_entities.so"
> loadmodule "b2b_logic.so"
>
>
> route{
>
>         if (!mf_process_maxfwd_header("10"))
>         {
>                 sl_send_reply("483","Too Many Hops");
>                 exit;
>         }
>
>         if( is_method("INVITE") || is_method("REGISTER") )
>         {
>             # DO NOT call t_newtran() on this request -> it will result in the transaction never being deleted
>             xlog("REGISTER (call id: $ci)\n");
>
>             b2b_init_request("top hiding");
>             exit; # do not forward this request, another one will be generated
>         };
>
>         route(1);
> }
>
>
> route[1] {
>         # for INVITEs enable some additional helper routes
>         if (is_method("INVITE")) {
>                 t_on_branch("2");
>                 t_on_reply("2");
>                 t_on_failure("1");
>         }
>
>         if (!t_relay()) {
>                 sl_reply_error();
>         };
>         exit;
> }
>
>
>
>
> Thanks in advance!
>
>
> regards,
>
> jeryes
>
>

-- 
--
*--*--*--*--*--*
Duane
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