[asterisk-users] Asterisk Dropping Calls (Richard Young)

Sun Sep 30 09:15:56 CDT 2007

>
> Hi,

Remove

usecallingpres=yes
busydetect=yes

from your zapata.conf file. and the restart asterisk. Hopefully you will not
faced drop call issues.

Regards,
Vidura Senadeera.

Message: 3
> Date: Mon, 24 Sep 2007 12:29:40 +0100
> From: "Richard Young" <Richard.Young at intrintech.com>
> Subject: [asterisk-users] Asterisk Dropping Calls
> To: <asterisk-users at lists.digium.com>
> Message-ID:
>        <2EA3B7946768DE4CB0F7F81404A472BF14FA1B at intsbs01.Intrintech.local>
> Content-Type: text/plain; charset="us-ascii"
>
> Hello,
>
> I am having an issue whereby calls are being dropped randomly. I have an
> ISDN 30 E1 line going into a Wildcard TE220 (4th Gen). My Asterisk
> install is based on Trixbox 2.0. However, I have updated the source code
> to the following. The Asterisk release is asterisk-1.2.20. Zaptel
> release is zaptel-1.2.18. And libpri release is libpri-1.2.4.
>
> I have include an extract from the Asterisk log file below that shows
> SIP/781 dropping a call when bridged to Zap/3-1. I have also included my
> zaptel and zapata conf files.
>
> I have researched the various messages displayed in the log file but
> couldn't see anything that would point definitively to why calls are
> being dropped.
>
> Has anyone experienced anything similar or can anyone give me a few
> ideas on where to start looking for the cause of the drop-outs?
>
> Many thanks.
>
>
>
> /var/log/asterisk/full:
>
>
>
> Channel 0/3, span 1 got hangup request, cause 16
> Sep 18 16:01:03 DEBUG[32377] channel.c: Didn't get a frame from channel:
> Zap/3-1
> Sep 18 16:01:03 DEBUG[32377] channel.c: Bridge stops bridging channels
> SIP/781-b6e1b590 and Zap/3-1
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Set option AUDIO MODE, value:
> ON(1) on Zap/3-1
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Hangup: channel: 3 index = 0,
> normal = 15, callwait = -1, thirdcall = -1
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Not yet hungup...  Calling
> hangup once with icause, and clearing call
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: disabled echo cancellation on
> channel 3
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Set option TDD MODE, value:
> OFF(0) on Zap/3-1
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Updated conferencing on 3, with
> 0 conference users
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: Set option AUDIO MODE, value:
> OFF(0) on Zap/3-1
> Sep 18 16:01:03 DEBUG[32377] chan_zap.c: disabled echo cancellation on
> channel 3
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Hungup 'Zap/3-1'
> Sep 18 16:01:03 DEBUG[32377] app_dial.c: Exiting with DIALSTATUS=ANSWER.
>
> Sep 18 16:01:03 VERBOSE[32377] logger.c:   == Spawn extension
> (macro-dialout-trunk, s, 20) exited non-zero on 'SIP/781-b6e1b590' in
> macro 'dialout-trunk'
> Sep 18 16:01:03 VERBOSE[32377] logger.c:   == Spawn extension
> (macro-dialout-trunk, s, 20) exited non-zero on 'SIP/781-b6e1b590'
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> Macro("SIP/781-b6e1b590", "hangupcall") in new stack
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> ResetCDR("SIP/781-b6e1b590", "w") in new stack
> Sep 18 16:01:03 DEBUG[32377] cdr_addon_mysql.c: cdr_mysql: inserting a
> CDR record.
> Sep 18 16:01:03 DEBUG[32377] cdr_addon_mysql.c: cdr_mysql: SQL command
> as follows: INSERT INTO cdr
> (calldate,clid,src,dst,dcontext,channel,dstchannel,lastapp,lastdata,dura
> tion,billsec,disposition,amaflags,accountcode) VALUES ('2007-09-18
> 15:58:30','02072900400','02072900400','08704440730','from-internal',
> 'SIP/781-b6e1b590','Zap/3-1','ResetCDR','w',153,150,'ANSWERED',3,'')
> Sep 18 16:01:03 DEBUG[32377] app_macro.c: Executed application: ResetCDR
>
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> NoCDR("SIP/781-b6e1b590", "") in new stack
> Sep 18 16:01:03 NOTICE[32377] cdr.c: CDR on channel 'SIP/781-b6e1b590'
> not posted
> Sep 18 16:01:03 NOTICE[32377] cdr.c: CDR on channel 'SIP/781-b6e1b590'
> lacks end
> Sep 18 16:01:03 DEBUG[32377] app_macro.c: Executed application: NoCDR
> Sep 18 16:01:03 DEBUG[32377] pbx.c: Expression result is '1'
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> GotoIf("SIP/781-b6e1b590", "1?skiprg") in new stack
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Goto
> (macro-hangupcall,s,6)
> Sep 18 16:01:03 DEBUG[32377] app_macro.c: Executed application: GotoIf
> Sep 18 16:01:03 DEBUG[32377] pbx.c: Expression result is '1'
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> GotoIf("SIP/781-b6e1b590", "1?theend") in new stack
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Goto
> (macro-hangupcall,s,9)
> Sep 18 16:01:03 DEBUG[32377] app_macro.c: Executed application: GotoIf
> Sep 18 16:01:03 VERBOSE[32377] logger.c:     -- Executing
> Wait("SIP/781-b6e1b590", "5") in new stack
> Sep 18 16:01:03 DEBUG[13856] chan_sip.c: Setting NAT on RTP to 524288
> Sep 18 16:01:03 DEBUG[13856] chan_sip.c: Stopping retransmission on
> '3c27fa213827-z22macsy3qgz at snom360-0004132394E9' of Response 1: Match
> Found
> Sep 18 16:01:03 DEBUG[13856] chan_sip.c: Setting NAT on RTP to 524288
>
>
>
> My zaptel.conf is as follows:
>
>
>
> # Autogenerated by /usr/local/sbin/genzaptelconf -- do not hand edit
> # Zaptel Configuration File
> #
> # This file is parsed by the Zaptel Configurator, ztcfg
> #
>
> # It must be in the module loading order
>
>
> # Span 1: WCT1/0 "Wildcard TE22xP Card 0"
> # channel 1, WCT1, unhandled for now
> # channel 2, WCT1, unhandled for now
> # channel 3, WCT1, unhandled for now
> # channel 4, WCT1, unhandled for now
> # channel 5, WCT1, unhandled for now
> # channel 6, WCT1, unhandled for now
> # channel 7, WCT1, unhandled for now
> # channel 8, WCT1, unhandled for now
> # channel 9, WCT1, unhandled for now
> # channel 10, WCT1, unhandled for now
> # channel 11, WCT1, unhandled for now
> # channel 12, WCT1, unhandled for now
> # channel 13, WCT1, unhandled for now
> # channel 14, WCT1, unhandled for now
> # channel 15, WCT1, unhandled for now
> # channel 16, WCT1, unhandled for now
> # channel 17, WCT1, unhandled for now
> # channel 18, WCT1, unhandled for now
> # channel 19, WCT1, unhandled for now
> # channel 20, WCT1, unhandled for now
> # channel 21, WCT1, unhandled for now
> # channel 22, WCT1, unhandled for now
> # channel 23, WCT1, unhandled for now
> # channel 24, WCT1, unhandled for now
> # channel 25, WCT1, unhandled for now
> # channel 26, WCT1, unhandled for now
> # channel 27, WCT1, unhandled for now
> # channel 28, WCT1, unhandled for now
> # channel 29, WCT1, unhandled for now
> # channel 30, WCT1, unhandled for now
> # channel 31, WCT1, unhandled for now
>
> # Global data
>
> loadzone   = uk
> defaultzone     = uk
>
> span=1,1,0,ccs,hdb3,crc4
> bchan=1-15,17-31
> dchan=16
>
>
>
> My zapata.conf file looks like this:
>
>
>
> ;
> ; Zapata telephony interface
> ;
> ; Configuration file
>
> [trunkgroups]
>
> [channels]
> language=en
> usecallerid=yes
> hidecallerid=no
> callwaiting=no
> usecallingpres=yes
> callwaitingcallerid=yes
> threewaycalling=yes
> transfer=yes
> cancallforward=yes
> callreturn=yes
> echocancel=yes
> echocancelwhenbridged=yes
> echotraining=800
> musiconhold=default
> rxgain=0.0
> txgain=0.0
> immediate=no
> overlapdial=yes
> callgroup=1
> pickupgroup=1
> pridialplan=unknown
> faxdetect=incoming
> prilocaldialplan=unknown
>
> group=0
> context=from-zaptel
> callerid=asreceived
> switchtype = euroisdn
> signalling = pri_cpe
> channel => 1-15,17-31
>
> ;Include genzaptelconf configs
> ;#include zapata-auto.conf
>
> ;Include AMP configs
> ;#include zapata_additional.conf
>
>
> Kind Regards,
>
> Richard Young
> Intrintech Limited
> Richard.Young at intrintech.com
> 111 Cannon Street
> London
> EC4N 5AR
> Phone: 0845 644 2918
>
>
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