Date: Fri, 15 Apr 2005 23:57:30 +0200 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-isdn@freebsd.org Subject: Re: unable to trace B channel Message-ID: <200504152357.31866.hselasky@c2i.net> In-Reply-To: <425FEFD7.7080305@lebawuaschtbrezn.net> References: <425FEFD7.7080305@lebawuaschtbrezn.net>
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On Friday 15 April 2005 18:46, Christoph Hoenig wrote: > Hi, > > I installed 5.3-release in order to trace the b channel with isdntrace > in analyze mode. Unfortunately I was only able to trace the incoming and > outgoing D channel data. > > # isdntrace -a -b -d -B > > Althoug I supplied the necessary -b switch no B Channel data is > recorded. When turning off the D channel trace like in the command above > (-d), the size of the binary dump is always 0Kb. With the documentation > in mind I thought something was wrong about the i4brbch device. But at > boot time everything seems to work quite well: > > kernel: isic0: [GIANT-LOCKED] > kernel: isic0 at port > 0xb00-0xb1f,0x300-0x31f,0x1300-0x131f,0xee0-0xeff,0x6e0-0x6ff,0x16e0-0x16ff >,0x1b00-0x1b1f irq 10 flags 0x4 on isa0 > kernel: isic0: passive stack unit 0 > kernel: isic0: AVM A1 or Fritz!Card Classic > kernel: isic1: [GIANT-LOCKED] > kernel: isic1 at port > 0xa40-0xa5f,0x240-0x25f,0x1240-0x125f,0xe20-0xe3f,0x620-0x63f,0x1620-0x163f >,0x1a40-0x1a5f irq 11 flags 0x4 on isa0 > kernel: isic1: passive stack unit 1 > kernel: isic1: AVM A1 or Fritz!Card Classic > kernel: i4bipr: 4 IP over raw HDLC ISDN device(s) attached (VJ header > compression) > kernel: i4bctl: ISDN system control port attached > kernel: i4brbch: 4 raw B channel access device(s) attached > kernel: i4bisppp: 4 ISDN SyncPPP device(s) attached > kernel: i4b: ISDN call control device attached > kernel: i4btel: 4 ISDN telephony interface device(s) attached > kernel: i4btrc: 4 ISDN trace device(s) attached > > The irqs used by my 2 non-PnP ISA Cards (AVM Fritz!) are reserved for > isa slot use in the bios. I also tried to take a look at the debug ouput > printed to the screen after a `isdndebug -m`. I don't really understand > the ouput but at least I didn't found anything that looked like an error. > Would be grateful to hear about things I can try, as the i4b doc, FAQ, > Google and mailinglist archive didn't help on solving my problem. > > Christoph > Which of the two ISDN cards are you using? You might have to add "-u 1" to the options line. isdntrace does only trace for one unit at a time and it doesn't trace the B-channel unless isdnd and a connection is active on your ISDN card. --HPS
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