[Asterisk-Users] NvFaxDetect , rxfax, Quantumvoice SIP : Dropping incompatible voice frame

Dushyanth Harinath dushyanth.h at directi.com
Fri Nov 11 09:08:39 MST 2005


Hello,

I forgot to mention the version details..

Asterisk CVS-v1-0-11/08/05-01:22:43
spandsp-0.0.2pre21
libtiff-devel-3.6.1-8
libtiff-3.6.1-8

Could this be a problem with my provider cos they support only alaw and
ulaw ?

Regards
Dushyanth

> Hey all,
> 
> Iam trying to receive fax's over a Quantumvoice SIP account. Found some
>  posts about this same error on google, asterisk-users with little or no
> answers. Could this be a codec translation problem specific to my
> configuration ?. Iam able to send faxes very fine on this SIP link.
> 
> I get the below error when rxfax tries to receive the fax..
> 
> Nov 11 03:55:17 NOTICE[3633]: channel.c:1317 ast_read: Dropping
> incompatible voice frame on SIP/415xxxxxxx-8a80 of format slin since our
> native format has changed to ulaw
> 
> Regards
> Dushyanth
> 
> 
>>>sip.conf
> 
> [general]
> port=5060
> allowguest=yes
> bindaddr=192.168.1.235
> context=default
> disallow=all
> allow=ulaw
> ;allow=slin
> ;allow=alaw
> dtmfmode=rfc2833
> register => 415xxxxxxx:Secret at sipdr.quantumvoice-sip.com/415xxxxxxx
> 
> [quantumvoice]
> context=in-qvoice
> nat=yes
> disallow=all
> allow=ulaw
> allow=alaw
> allow=slin
> fromuser=415xxxxxxx
> insecure=very
> username=415xxxxxxx
> secret=Secret
> type=friend
> host=sipdr.quantumvoice-sip.com
> 
> 
>>>extensions.conf
> 
> 
> [in-qvoice]
> exten => 4152361970,1,wait(2)
> exten => 4152361970,2,NoOp(${EXTEN});
> exten => 4152361970,3,NoOp(${CALLERID});
> exten => 4152361970,4,NoOp(${CALLERIDNAME});
> exten => 4152361970,5,SetVar(CALLEDFAX=${EXTEN})
> ;exten => 4152361970,6,Macro(trfrpana,${PANA_IN_TRUNK});
> exten => 4152361970,6,Answer
> exten => 4152361970,7,Playtones(ring)
> exten => 4152361970,8,NVFaxDetect(6)
> exten => 4152361970,9,hangup
> exten => fax,1,Goto(sendfax,2201,1);
> exten => fax,2,hangup
> 
> 
>>>Logs
> 
> *CLI>
>     -- Executing Wait("SIP/415xxxxxxx-8a80", "2") in new stack
>     -- Executing NoOp("SIP/415xxxxxxx-8a80", "415xxxxxxx") in new stack
>     -- Executing NoOp("SIP/415xxxxxxx-8a80", "216.144.xxx.xxx") in new stack
>     -- Executing NoOp("SIP/415xxxxxxx-8a80", "216.144.xxx.xxx") in new stack
>     -- Executing SetVar("SIP/415xxxxxxx-8a80", "CALLEDFAX=415xxxxxxx")
> in new stack
>     -- Executing Answer("SIP/415xxxxxxx-8a80", "") in new stack
>     -- Executing PlayTones("SIP/415xxxxxxx-8a80", "ring") in new stack
>     -- Executing NVFaxDetect("SIP/415xxxxxxx-8a80", "6") in new stack
> 
> *CLI> Nov 11 03:55:17 NOTICE[3633]: app_nv_faxdetect.c:215
> nv_detectfax_exec: Redirecting SIP/415xxxxxxx-8a80 to fax extension
>     -- Executing Goto("SIP/415xxxxxxx-8a80", "sendfax|2201|1") in new stack
>     -- Goto (sendfax,2201,1)
>     -- Executing Macro("SIP/415xxxxxxx-8a80", "faxreceive") in new stack
>     -- Executing SetVar("SIP/415xxxxxxx-8a80",
> "FAXFILE=/var/spool/asterisk/fax/1131661512.2") in new stack
>     -- Executing DBget("SIP/415xxxxxxx-8a80", "EXTEMAIL=2201/xEmail") in
> new stack
>     -- DBget: varname=EXTEMAIL, family=2201, key=xEmail
>     -- DBget: set variable EXTEMAIL to xxx at xxxx.com
>     -- Executing NoOp("SIP/415xxxxxxx-8a80", "") in new stack
>     -- Executing DBget("SIP/415xxxxxxx-8a80", "EXTNAME=2201/xName") in
> new stack
>     -- DBget: varname=EXTNAME, family=2201, key=xName
>     -- DBget: set variable EXTNAME to firstname.lastname
>     -- Executing NoOp("SIP/415xxxxxxx-8a80", "") in new stack
>     -- Executing DBget("SIP/415xxxxxxx-8a80",
> "EXTCOMPANY=2201/xCompany") in new stack
>     -- DBget: varname=EXTCOMPANY, family=2201, key=xCompany
>     -- DBget: set variable EXTCOMPANY to Company
>     -- Executing RxFAX("SIP/415xxxxxxx-8a80",
> "/var/spool/asterisk/fax/1131661512.2.tif|debug") in new stack
> Nov 11 03:55:17 NOTICE[3633]: channel.c:1317 ast_read: Dropping
> incompatible voice frame on SIP/415xxxxxxx-8a80 of format slin since our
> native format has changed to ulaw
> FLOW Changed from phase 1 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW Slow carrier up
> FLOW Slow carrier down
> FLOW T4 timeout in state 9
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW T2 timeout
> FLOW Start receiving document
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW T4 timeout in state 9
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW T2 timeout
> FLOW Start receiving document
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW T4 timeout in state 9
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW T2 timeout
> FLOW Start receiving document
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW T4 timeout in state 9
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
> FLOW T2 timeout
> FLOW Start receiving document
> FLOW Changed from phase 3 to 4
> FLOW ???:
> FLOW   Real-time Internet fax (T.38)
> FLOW   V.8 capable
> FLOW   Prefer 64 octet blocks
> FLOW   Reserved: 0x90
> FLOW   Supported data signalling rates: V.27ter fallback mode
> FLOW   2D coding
> FLOW   Scan line length: 215mm
> FLOW   Recording length: A4 (297mm)
> FLOW   Receiver's minimum scan line time: 20ms at 3.85 l/mm: T7.7 = T3.85
> FLOW   Reserved: 0x1
> FLOW   Minimum scan line time for higher resolutions: T15.4 = T7.7
> FLOW   Character mode
> FLOW   Reserved: 0x10
> FLOW >>> DIS: 80 00 ce f4 80 80 81 80 80 80 18
> FLOW HDLC underflow in state 9
> FLOW Changed from phase 4 to 3
>     -- Executing System("SIP/415xxxxxxx-8a80",
> "/var/lib/asterisk/scripts/mailfax "216144214132" "415xxxxxxx"
> "firstname.lastname" "xxx at xxxx.com"
> "/var/spool/asterisk/fax/1131661512.2" "Company"") in new stack
> Destroying call '6FAAF518-F2CC11D6-877AAD28-FDB9648C at 216.144.xxx.xxx'
> 
> 
> 
> 
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Thanks & Regards
Dushyanth.H
Systems Architect (Level 7)
-- 
Direct Information Pvt. Ltd.
Direct Line : +91 22 5679 7639
Board Line India: +91 22 5679 7500
Board Line US: +1 (415) 240 4171/2
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