Re: [Serusers] SER does not forward ACK

> Hi! > > Make sure the ACK hits a t_relay. > > regards, > klaus > > jero wrote: > > I've a problem with SER forwarding ACK's when a call has stablished. > > I only need to make outbound call from sip-phone, every call has to be > > redirected to AS5300. These are the packets sended: > > > > SIP-PHONE -----------> SER -------------> AS5300 ------>PSTN > > _________________________________________________ > > > > |-----invite------->| | > > |<----trying--------| | > > | |-----invite------->| > > | |<----trying--------| > > | |<----ringing-------| > > |<----ringing-------| | > > | |<------ok----------| > > |<------ok----------| | > > |-------*ack*------>| | <--here is the problem > > | | | > > | |<------ok----------| > > |<------ok----------| | > > | |<------ok----------| > > |<------ok----------| | > > | | timeout > > > > As seen, the ack looses in SER and is not sended to AS5300, the call is > > stablished, but after 20 seconds is dropped by as5300 because of the > > timeout. > > I've read the messages on this forum about this, and it seems to be a > > misconfiguration problem, but i didn't find the solution. > > > > Here is mi ser.cfg and a more detailed trace of the packets. > > > > SIP-PHONE - 81.37.111.201 > > SER - 196.220.57.58 > > AS5300 - 196.220.57.51 > > > > # > > # $Id: ser.cfg,v 1.21.4.1 2003/11/10 15:35:15 andrei Exp $ > > # > > # simple quick-start config script > > # > > > > # ----------- global configuration parameters ------------------------ > > > > #debug=3 # debug level (cmd line: -dddddddddd) > > #fork=yes > > #log_stderror=no # (cmd line: -E) > > > > /* > > Uncomment these lines to enter debugging mode > > debug=7 > > fork=no > > log_stderror=yes > > */ > > > > check_via=no # (cmd. line: -v) > > dns=no # (cmd. line: -r) > > rev_dns=no # (cmd. line: -R) > > #port=5060 > > #children=4 > > fifo="/tmp/ser_fifo" > > > > # ------------------ module loading > ---------------------------------- > > > > # Uncomment this if you want to use SQL database > > #loadmodule "/usr/lib/ser/modules/mysql.so" > > > > loadmodule "/usr/local/lib/ser/modules/sl.so" > > loadmodule "/usr/local/lib/ser/modules/tm.so" > > loadmodule "/usr/local/lib/ser/modules/rr.so" > > loadmodule "/usr/local/lib/ser/modules/maxfwd.so" > > loadmodule "/usr/local/lib/ser/modules/usrloc.so" > > loadmodule "/usr/local/lib/ser/modules/registrar.so" > > loadmodule "/usr/local/lib/ser/modules/acc.so" > > > > # Uncomment this if you want digest authentication > > # mysql.so must be loaded ! > > #loadmodule "/usr/lib/ser/modules/auth.so" > > #loadmodule "/usr/lib/ser/modules/auth_db.so" > > > > # ----------------- setting module-specific parameters --------------- > > > > # -- usrloc params -- > > > > modparam("usrloc", "db_mode", 0) > > > > # Uncomment this if you want to use SQL database > > # for persistent storage and comment the previous line > > #modparam("usrloc", "db_mode", 2) > > > > # -- rr params -- > > # add value to ;lr param to make some broken UAs happy > > modparam("rr", "enable_full_lr", 1) > > > > > > > > # -- acc params -- > > # set the reporting log level > > modparam("acc", "log_level", 1) > > # number of flag, which will be used for accounting; if a message is > > # labeled with this flag, its completion status will be reported > > modparam("acc", "log_flag", 1 ) > > modparam("acc", "radius_config", > > "/usr/local/etc/radiusclient/radiusclient.conf") > > modparam("acc", "radius_flag", 1) > > modparam("acc", "radius_missed_flag", 2) > > # ------------------------- request routing logic ------------------- > > > > # main routing logic > > alias="196.220.57.58" > > > > > > route{ > > > > # initial sanity checks -- messages with > > # max_forwards==0, or excessively long requests > > if (!mf_process_maxfwd_header("10")) { > > sl_send_reply("483","Too Many Hops"); > > break; > > }; > > if ( msg:len > max_len ) { > > sl_send_reply("513", "Message too big"); > > break; > > }; > > > > # Lots deleted, such as processing registrations > > # we record-route all messages -- to make sure that > > # subsequent messages will go through our proxy. > > if(method=="INVITE"){ record_route(); } > > # loose-route processing > > if (loose_route()) { > > t_relay(); > > break; > > }; > > > > if(uri==myself){ > > if(method=="REGISTER"){ > > save("location"); > > break; > > } > > } > > > > # IF HOST IS JUST NUMBERS SEND TO route(1) > > if (uri =~ "^sip:[0-9]*@"){ > > log(1, "SER: matched ^sip:[0-9]*@ - just numbers - process in > > route(3)\n"); > > route(1); > > break; > > }; > > > > } > > > > > > > > route[1] { > > > > rewritehostport("196.220.57.51:5060"); > > setflag(1); > > t_relay(); > > break; > > } > > > > > > > > > > >