[asterisk-users] Any Method for capturing ISUP packets in DAHDI/ASTERISK

[DHAVAL INDRODIYA]

/etc/dahdi/system.conf

span=1,1,0,ccs,hdb3,crc4
bchan=1-15
dchan=16
bchan=17-31
echocanceller=mg2,1-15,17-31





/etc/asterisk/chan_dahdi.conf
[trunkgroups]

[channels]
language=en
context=from-pstn
switchtype=euroisdn
pridialplan=local
prilocaldialplan=local
callerid=asreceived
signalling=pri_cpe
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
echotraining=80000000
resetinterval=never
rxgain=5.0
txgain=0.0
callgroup=1
pickupgroup=1
immediate=no
relaxdtmf=yes
faxdetect=both
cidstart=polarity_IN

group=0
channel => 1-15
channel => 17-31


2011/8/18 James zhu <zhulizhong at live.com>

>  hi:
> please show the config files.
>
> Best regards,
> James.zhu
> Doing asterisk/PRI/ss7/dahdi, linux, asterisk cards,
> gateway(fxs/fxo/pri<->SIP).
> website: www.voipviews.com
>
>
> ------------------------------
> Date: Wed, 17 Aug 2011 10:51:48 +0530
> From: dhaval.it01034 at gmail.com
> To: asterisk-users at lists.digium.com; rmeyerriecks at digium.com
> Subject: Re: [asterisk-users] Any Method for capturing ISUP packets in
> DAHDI/ASTERISK
>
>
> Hi Russ,
>
> I have tried given patch and successfully compiled dahdi_pcap but when i
> try to run below command it gives me error.
>
> *./dahdi_pcap lapd 16 test.pcap *
>
> error setting channel err=-1!
> error setting channel err=-1!
> error setting channel err=-1!
> error setting channel err=-1!
> Segmentation fault
>
> I have TE112 Card configured on my machine.
>
> Regards
> Dhaval
>
> On Thu, Aug 11, 2011 at 11:21 PM, Russ Meyerriecks <
> rmeyerriecks at digium.com> wrote:
>
> On Thu, Aug 11, 2011 at 12:43:43PM -0500, Russ Meyerriecks wrote:
> > On Thu, Aug 11, 2011 at 11:57:46AM +0530, DHAVAL INDRODIYA wrote:
> > > Hi All,
> > >
> > > I want packets [request/response] capture for ISUP packets , i have E1
> line
> > > terminated to my digium card
> > > i just want a packets flow between my machine and teleco side, is any
> tool
> > > or utility [command] availabele for
> > > observation this packets and data.
> >
> > This issue and patch added pcap support for a guy who wanted to monitor
> > ss7 traffic. You'll need to use dahdi 2.5. You'll also need to compile
> > the "dahdi_pcap" program on your own, or write a script to exercise the
> > DAHDI_RXMIRROR and DAHDI_TXMIRROR ioctl's. This is an unsupported
> > interface.
>
> Forgot to link to the feature request:
> https://issues.asterisk.org/view.php?id=16831
>
> --
> Russ Meyerriecks
> Digium, Inc. | Linux Kernel Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> direct: +1 256-428-6025
> Check us out at: www.digium.com & www.asterisk.org
>
> --
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