Re: [SR-Users] Issue with Dispatcher Failover algorithm

That's great. Thanks a lot. Best regards, Cristian On 5/30/17, Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; wrote: > Hello, > > I was traveling during the past two weeks and didn't have the time to > look properly at it. Hopefully today or tomorrow I will get to it. > > Cheers, > Daniel > > > On 29.05.17 23:14, Cristi Constantin wrote: >> Hi Daniel, >> >> Did you got the chance to look at the trace attached? >> I still not managed to figure out why failover is not working in my >> Kamailio configuration.. >> >> Thank you, >> Cristian >> >> On Thu, May 25, 2017 at 5:17 PM, Cristi Constantin >> &lt;cristi.constantin(a)gmail.com <mailto:cristi.constantin@gmail.com>> wrote: >> >> Hi Daniel, >> >> I attached a pcap trace. It contains several SIP messages, but >> please check the INVITEs from 10.224.74.36 (Kamailio) to >> 10.126.54.51/10.126.55.51 <http://10.126.54.51/10.126.55.51>. >> >> Thanks for you support, >> Cristian >> >> On Thu, May 25, 2017 at 5:04 PM, Daniel-Constantin Mierla >> &lt;miconda(a)gmail.com <mailto:miconda@gmail.com>> wrote: >> >> Hello, >> >> can you sent pcap or ngrep output with all sip messages of >> such case exposing the issue you have? >> >> Cheers, >> Daniel >> >> On Thu, May 25, 2017 at 2:18 PM, Cristi Constantin >> &lt;cristi.constantin(a)gmail.com >> <mailto:cristi.constantin@gmail.com>> wrote: >> >> Hello, >> >> I have an issue with the behavior of ds_select_dst() >> method in case of using algorithm 8 (dispatch based on >> priority). In case both destinations are available, they >> are used alternatively, instead of always using the one >> with the highest priority. >> >> By searching through the mailing list I found that the >> lower the priority number, the higher the priority (1 is >> first, 2 is second, etc.). >> Based on this, I set the following in dispatcher.list: >> 7 sip:10.126.54.51:5060 >> <http://10.126.54.51:5060>;transport=sctp 9 1 >> 7 sip:10.126.55.51:5060 >> <http://10.126.55.51:5060>;transport=sctp 9 2 >> >> After running "kamcmd dispatcher.reload" and "kamcmd >> dispatcher.list", I have the confirmation that the >> priorities are correctly set: >> SET: { >> ID: 7 >> TARGETS: { >> DEST: { >> URI: >> sip:10.126.55.51:5060 >> <http://10.126.55.51:5060>;transport=sctp >> FLAGS: AP >> PRIORITY: 2 >> } >> DEST: { >> URI: >> sip:10.126.54.51:5060 >> <http://10.126.54.51:5060>;transport=sctp >> FLAGS: AP >> PRIORITY: 1 >> } >> } >> } >> >> The dispatcher settings from kamailio.cfg is the following: >> modparam("dispatcher", "list_file", >> "/etc/kamailio/dispatcher.list") >> modparam("dispatcher", "flags", 2) >> modparam("dispatcher", "ds_ping_interval", 10) >> modparam("dispatcher", "ds_ping_method", "OPTIONS") >> modparam("dispatcher", "ds_ping_from", >> "sip:kamailio@sdp-t-lb2") >> modparam("dispatcher", "ds_probing_mode", 3) >> modparam("dispatcher", "dst_avp", "$avp(AVP_DST)") >> modparam("dispatcher", "grp_avp", "$avp(AVP_GRP)") >> modparam("dispatcher", "cnt_avp", "$avp(AVP_CNT)") >> modparam("dispatcher", "sock_avp", "$avp(AVP_SOCK)") >> >> And the code which should do the displatch is the following: >> >> if (ds_is_from_list(7, 3, "$ru")) { >> remove_hf("Route"); >> if(!ds_select_dst("7", "8")) { >> send_reply("404", "No destination"); >> exit; >> } >> } >> >> With the settings above, I was expecting to always have >> the messages delivered to 10.126.54.51. Instead, they are >> dispathed to 10.126.54.51 and 10.126.55.51 alternatively. >> >> Thanks a lot, >> Cristian >> >> >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> sr-users(a)lists.kamailio.org >> <mailto:sr-users@lists.kamailio.org> >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> >> <https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users> >> >> >> >> >> -- >> Daniel-Constantin Mierla - http://www.asipto.com >> http://twitter.com/#!/miconda >> <http://twitter.com/#%21/miconda> - >> http://www.linkedin.com/in/miconda >> <http://www.linkedin.com/in/miconda> >> >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> sr-users(a)lists.kamailio.org <mailto:sr-users@lists.kamailio.org> >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> <https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users> >> >> >> >> >> >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> sr-users(a)lists.kamailio.org >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > -- > Daniel-Constantin Mierla > www.twitter.com/miconda -- www.linkedin.com/in/miconda > Kamailio Advanced Training - May 22-24 (USA) - www.asipto.com > Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com > >