[Asterisk-Users] Software FAX Modem--One Last Request For Help
Christian Lademann
lademann at zls.de
Tue Oct 28 13:28:13 MST 2003
I would like to try out RxFax as well. Where can I find it?
Thank you,
Christian Lademann.
On Tue, 28 Oct 2003 09:50:50 -0500
"Johnson, Randy" <rjohnson at Spang.com> wrote:
> Here's one last plea for help from the list before I give up on the totally
> cool software FAX modem concept in complete despair (for now, at least,
> until I have more time to dig into it)....
>
> I am simply not able to successfully receive a FAX no matter what device I
> transmit from or how I bring the call into Asterisk. My lastest effort was
> a call from a Pitney-Bowes FAX machine into an X100P on an analog extension
> off our Nortel Option 11C PBX. It's not the Nortel PBX--we have analog
> modems and faxmodems all over the place here, and even a Lucent Portmaster
> on a CT1, hanging off that PBX and all work fine. Besides, I've already
> tried several different faxmodems plugged directly into an S100U on the *
> box running RxFax, I've tried sending calls across my T100P, I've tried
> TDMoE on a lightly-loaded Ethernet segment, I even tried an IAX trunk just
> for kicks. None of these configurations gave substantially different
> results. The only thing I haven't tried is a TDM400P, because I don't own
> one.
>
> Anyway, here is my configuration. Does anyone see ANYTHING that looks
> amiss? Do I need SCSI drives? A P4 CPU? Patched kernel? Disabled sound?
> Enabled sound? Windows Server 2003? (just checking...) Does anything jump
> out? What's going wrong for me?
>
> Sorry for the long message, and thanks for any pointers anyone can provide,
> Randy Johnson
>
> Linux: Linux ucrpsmb01.spang.com 2.4.20-8 #1 Thu Mar 13 17:54:28 EST 2003
> i686 i686 i386 GNU/Linux (stock RH 9 kernel)
> Asterisk: Asterisk CVS-10/22/03-14:42:42 built by root at ucrpsmb01.spang.com
> on a i686 running Linux
> Spandsp: built from spandsp-20031021.tgz
> Hardware: Dell Dimension 4100, IDE HD, PIII-933Mhz, 512MB RAM, 3Com
> 3C905B-TX NIC
>
> /etc/asterisk/zapata.conf (for X100P):
> echocancel=no
> echocancelwhenbridged=no
> context=demo
> callerid=asreceived
> signalling=fxs_ls
> channel => 1
>
> Cat /proc/interrupts:
> CPU0
> 0: 319219 XT-PIC timer
> 1: 106 XT-PIC keyboard
> 2: 0 XT-PIC cascade
> 3: 26070 XT-PIC eth0
> 8: 1 XT-PIC rtc
> 9: 565549 XT-PIC es1371
> 10: 0 XT-PIC usb-uhci
> 11: 2664131 XT-PIC wcfxo
> 12: 399 XT-PIC PS/2 Mouse
> 14: 9956 XT-PIC ide0
> 15: 86218 XT-PIC ide1
> NMI: 0
> ERR: 0
>
> Output on * console when receiving FAX:
>
> -- Executing Answer("Zap/1-1", "") in new stack
> -- Executing RxFAX("Zap/1-1", "/tmp/testfax.tiff") in new stack
> Changed from phase 0 to 1
> Start receiving document
> Changed from phase 1 to 4
> Sending ident
> >>> CSI: 40 38 37 36 35 34 33 32 31 20 20 20 20 20 20 20 20 20 20 20 20
> DIS:
> Store and forward Internet fax: no
> Real-time Internet fax: no
> Preferred octets: 256
> Can receive fax
> Data signalling rate: V.29
> R8x7.7lines/mm and/or 200x200pels/25.4mm OK
> 2D coding OK
> Scan line length: 215mm
> Recording length: A4 (297mm)
> Receiver's minimum scan line time: 0ms at 3.85 l/mm: T7.7 = T3.85
> R8x15.4lines/mm OK
> Inch-based resolution preferred: no
> Metric-based resolution preferred: no
> Minimum scan line time for higher resolutions: T15.4 = T7.7
> >>> DIS: 80 00 c6 f0 80 80 01
> HDLC underflow in state 9
> Changed from phase 4 to 3
> <<< TSI: 43 20 20 20 20 20 20 20 20 33 33 33 30 20 36 39 36 20 32 31 34
> TSI without final frame tag
> Remote fax gave TSI as: "412 696 0333 "
> <<< DCS: 83 00 46 78 00
> DCS with final frame tag
> In state 9
> DCS:
> Store and forward Internet fax: no
> Real-time Internet fax: no
> Can receive fax
> Data signalling rate: V.29, 9600bps
> R8x7.7lines/mm and/or 200x200pels/25.4mm OK
> Scan line length: 215mm
> Recording length: B4 (364mm)
> Minimum scan line time: 0ms
> Get at V.29
> Changed from phase 3 to 5
> Fast carrier up
> Fast carrier down
> Changed from phase 5 to 4
> 0 bad bits in trainability test
> Start rx document - compression 1
> Start rx page
> >>> CFR: 84
> HDLC underflow in state 5
> Post trainability
> Changed from phase 4 to 5
> Fast carrier up
> Fast carrier down
> Fast carrier up
> Fast carrier down
> Fast carrier up
> Equalizer state:
> -7 ( 0.00000, 0.00000) -> 0.00000
> -6 ( 0.00000, 0.00000) -> 0.00000
> -5 ( 0.00000, 0.00000) -> 0.00000
> -4 ( 0.00000, 0.00000) -> 0.00000
> -3 ( -0.61756, -0.03965) -> 0.38295
> -2 ( 0.23038, 0.68354) -> 0.52031
> -1 ( -0.30216, -0.17821) -> 0.12306
> 0 ( -2.34509, -1.86243) -> 8.96806
> 1 ( -0.30216, -0.17821) -> 0.12306
> 2 ( 0.23038, 0.68354) -> 0.52031
> 3 ( -0.61756, -0.03965) -> 0.38295
> 4 ( 0.00000, 0.00000) -> 0.00000
> 5 ( 0.00000, 0.00000) -> 0.00000
> 6 ( 0.00000, 0.00000) -> 0.00000
> 7 ( 0.00000, 0.00000) -> 0.00000
> Equalizer state:
> -7 ( -0.26413, 0.01494) -> 0.06999
> -6 ( 0.21546, 0.63969) -> 0.45563
> -5 ( 0.18946, 0.39304) -> 0.19038
> -4 ( -0.30719, -0.28631) -> 0.17634
> -3 ( -1.06797, -0.37488) -> 1.28108
> -2 ( 0.33797, 1.14351) -> 1.42183
> -1 ( 0.20738, 0.77454) -> 0.64292
> 0 ( -1.96690, -1.42811) -> 5.90821
> 1 ( -0.33907, -0.76008) -> 0.69269
> 2 ( 0.20528, -0.06647) -> 0.04656
> 3 ( -0.45137, -0.01184) -> 0.20388
> 4 ( 0.24556, 0.41087) -> 0.22911
> 5 ( 0.00681, -0.19050) -> 0.03634
> 6 ( -0.07823, -0.72290) -> 0.52871
> 7 ( 0.05250, -0.20101) -> 0.04316
> <...more of this...>
> Fast carrier training failed
> Equalizer state:
> -7 ( -0.04391, -0.15671) -> 0.02649
> -6 ( 0.02656, 0.18895) -> 0.03641
> -5 ( -0.04580, 0.17080) -> 0.03127
> -4 ( -0.02037, -0.30735) -> 0.09488
> -3 ( 0.05777, -0.24864) -> 0.06516
> -2 ( 0.09588, 0.97571) -> 0.96119
> -1 ( -0.65363, -0.09264) -> 0.43581
> 0 ( -1.12343, -2.36205) -> 6.84135
> 1 ( -0.94664, -0.85239) -> 1.62270
> 2 ( -0.01332, 0.46148) -> 0.21314
> 3 ( 0.04255, -0.31674) -> 0.10214
> 4 ( -0.04883, -0.07892) -> 0.00861
> 5 ( -0.12097, 0.02353) -> 0.01519
> 6 ( 0.07535, 0.07333) -> 0.01106
> 7 ( 0.05340, -0.04189) -> 0.00461
> Fast carrier down
> Fast carrier up
> Fast carrier down
> Fast carrier up
> Fast carrier down
> Fast carrier up
> Fast carrier down
>
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