[SR-Users] BYE dispatcher

Daniel-Constantin Mierla miconda at gmail.com
Thu Nov 10 09:56:53 CET 2016


Hello,

as I said before, the registrations have little to do with calls in sip,
unless there is gruu in use.

Cheers,
Daniel


On 09/11/16 18:07, Slava Bendersky wrote:
> Hello Everyone,
> I cleared registrations and tried again and issue still present.
> Client reply with 481.
>
> IP (tos 0x0, ttl 52, id 7731, offset 0, flags [none], proto UDP (17),
> length 638)
> client_pub_ip.49383 > proxy_pub_ip.llrp: [udp sum ok] UDP, length 610
> E..~.3..4...c....E.\.....j..SIP/2.0 481 Call Leg/Transaction Does Not
> Exist
> Via:
> SIP/2.0/UDP proxy_pub_ip:5084;branch=z9hG4bK3ea6.0c594485bff5b216f30af0f6172cb2b9.0
> Via: SIP/2.0/UDP
> 10.18.130.24:5160;received=10.18.130.24;rport=5160;branch=z9hG4bKm80c0USSKv5Bp
> From: "Test Extension" <sip:4300 at sip.company.tld>;tag=SXt3DQQ90a0Dj
> To: <sip:4300 at client_pub_ip:49383>;tag=719973534
> Call-ID: 1abc150b-2141-1235-b5ad-5254003e39bb
> CSeq: 99019404 BYE
> Supported: replaces, path, eventlist
> User-Agent: Grandstream Wave 1.2.2
> Allow: INVITE, ACK, OPTIONS, CANCEL, BYE, SUBSCRIBE, NOTIFY, INFO,
> REFER, UPDATE, MESSAGE
> Content-Length: 0
>
> Slava.
>
> ------------------------------------------------------------------------
> *From: *"volga629" <volga629 at skillsearch.ca>
> *To: *miconda at gmail.com, "sr-users" <sr-users at lists.sip-router.org>
> *Sent: *Wednesday, 9 November, 2016 12:28:32
> *Subject: *Re: [SR-Users] BYE dispatcher
>
> Hello Everyone,
> I changed dispatcher algorithm  from 0 to 1 and start working as
> expected. Yes group 0 is accepted.
>
> route[DISPATCHER] {
> if(!ds_select_dst("0", "1")) {
> xlog("L_ERROR","ERROR: Proxy Mapping - Desitnation for $fd not
> found...request dropped \n");
> sl_send_reply("404","Desitination Not Found \n");
> drop();
> } else {
> $var(did) = 1;
> }
> if($var(did)) {
> if (!t_relay()) {
> sl_reply_error();
> }
> #forward();
> }
>
> t_on_failure("DISPATCHER_FAIL_ROUTE");
> exit;
> }
>
> Slava.
>
> ------------------------------------------------------------------------
> *From: *"Daniel-Constantin Mierla" <miconda at gmail.com>
> *To: *"sr-users" <sr-users at lists.sip-router.org>
> *Sent: *Wednesday, 9 November, 2016 04:33:33
> *Subject: *Re: [SR-Users] BYE dispatcher
>
> Hello,
>
>
> On 08/11/16 20:42, Slava Bendersky wrote:
>
>     Hello Everyone,
>     My setup is kamailio as proxy  with few boxes of freeswitch in the
>     LAN. Having issue with BYE when extensions register on different
>     freeswitch boxes. Here are some trace of the call.
>     Not sure if this tag= miss match or routing.
>
>     Dispatcher use group 0 with option 4 (round robin).
>
> is group value 0 accepted? I think this may create problems if a
> function returns the group in the config as return code -- iirc, this
> was changed maybe for lcr or permissions.
>
> On the other hand, the registrations are quite independent in SIP in
> relation with calls. The BYE should be routed based on record-routing
> to the freeswitch that was involved in routing initial INVITE, with no
> relation to new registrations from end devices. Is the BYE sent to the
> freeswitch that got the initial BYE.
>
> Cheers,
> Daniel
> -- 
> Daniel-Constantin Mierla
> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
> Kamailio Advanced Training, Berlin, Nov 28-30, 2016 - http://www.asipto.com
>
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-- 
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, Berlin, Nov 28-30, 2016 - http://www.asipto.com

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