Re: RadAcct and Q.931 Disconnect Causes

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It will be really interesting to know who exactly initiated the break of connection.
If I  have correctly understood you.
Igor

On 14 Январь 2004 13:00, Nir Simionovich wrote:
> Well, anybody can comment on the below ?
>
> Nir S
>
> Nir Simionovich wrote:
> > Hi All,
> >
> >   Ok, I'm a little stompped here, but I guess one of the "older"
> > hackerz around can lend a hand. I've been going over the Radius
> > information returned from GnuGK to the Radius Server, and to be
> > honest, most of the information is in there. However, I've noticed
> > that one important field is missing, well, at least if you wanna
> > debug stuff via your radius server.
> >
> >   Lets examine how GnuGK logs disconnect causes into the log file:
> >
> > 2004/01/12 16:14:37.746 4       ProxyChannel.cxx(373)   Q931    Received:
> > { q931pdu = {
> >     protocolDiscriminator = 8
> >     callReference = 14794
> >     from = originator
> >     messageType = ReleaseComplete
> >     IE: Cause - No circuit/channel available = {
> >       80 a2                                              ..
> >     }
> >     IE: User-User = {
> >       25 80 06 00 08 91 4a 00  03 0b 18 11 00 34 30 30   %.....J......400
> >       32 63 63 66 30 66 66 66  66 65 38 36 33 01 00 01   2ccf0ffffe863...
> >       00 08 80 01 00                                     .....
> >     }
> >   }
> >   h225pdu = {
> >     h323_uu_pdu = {
> >       h323_message_body = releaseComplete {
> >         protocolIdentifier = 0.0.8.2250.0.3
> >         callIdentifier = {
> >           guid =  16 octets {
> >             34 30 30 32 63 63 66 30  66 66 66 66 65 38 36 33
> > 4002ccf0ffffe863
> >           }
> >         }
> >         presentationIndicator = presentationAllowed <<null>>
> >         screeningIndicator = userProvidedNotScreened
> >       }
> >       h245Tunneling = FALSE
> >     }
> >   }
> > }
> >
> >   Right after this DC messages, a CDR is created. Now, in Radius all
> > you get is:
> >
> >   h323-setup-time = "h323-setup-time=09:37:52.000 GMT Tue Jan 13 2004"
> >   h323-disconnect-time = "h323-disconnect-time=09:37:56.000 GMT Tue Jan
> > 13 2004"
> >   h323-disconnect-cause = "h323-disconnect-cause=22"
> >
> >   Now, I'm missing just a very small part of the information that is
> > provided above, which is the "from =" field. Now, I've managed to
> > dig around the source and understand that I would need to add a method
> > to the CallRec class, to get this field then change the following part
> > of GkAcctLogger::Status RadAcct::LogAcctEvent to look something like
> > this:
> >
> >
> > if( evt & AcctStop ) {
> >   tm = call->GetDisconnectTime();
> >
> >   // New information to be added to CallRec
> >   dcorigin = call->GetDisconnectOrigin();
> >
> >   if( tm != 0 ) *pdu += new RadiusAttr(PString("h323-disconnect-time=")+
> >               AsString(tm),CiscoVendorId, 29);
> >   *pdu += new RadiusAttr(PString("h323-disconnect-cause=")+
> >     PString(PString::Unsigned, (long)(call->GetDisconnectCause()), 16 ),
> >         CiscoVendorId, 30);
> >   // New field here
> >   *pdu += new RadiusAttr(PString("h323-disconnect-origin=")+
> >     AsString(dcorigin), [have no idea what to put here yet], [neither
> > here]);
> > }
> >
> >   Again, I may be barking up the wrong tree here, but I think that
> > many people would really like to have this information available
> > for Radius.

-- 
С уважением,
Прохоров Игорь


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