On Fri, 2012-03-02 at 15:32 +0000, Ishfaq Malik wrote:
> I'm trying to get an inbound fax written to a tiff file but I'm having
> major problems. Using asterisk 1.8.7.0 on CentOS 5.6
>
> Here's the CLI output when I try
>
> CLI>
> == Using UDPTL CoS mark 5
> == Using SIP RTP CoS mark 5
> -- Executing [200@local:1] Goto("SIP/588-00000007", "fax-in,s,1")
> -- Goto (fax-in,s,1)
> -- Executing [s@fax-in:1] Answer("SIP/588-00000007", "")
> -- Executing [s@fax-in:2] Wait("SIP/588-00000007", "3")
> [2012-03-02 15:11:27] NOTICE[4628]: chan_sip.c:7280 sip_read: FAX CNG
> detected but no fax extension
> -- Executing [s@fax-in:3] Set("SIP/588-00000007",
> "FAXFILE=/tmp/fax-588-20120302-151130.tiff")
> -- Executing [s@fax-in:4] ReceiveFAX("SIP/588-00000007",
> "/tmp/fax-588-20120302-151130.tiff")
> -- Channel 'SIP/588-00000007' receiving FAX
> '/tmp/fax-588-20120302-151130.tiff'
> [2012-03-02 15:11:33] WARNING[4628]: res_fax.c:1508 receivefax_t38_init:
> channel 'SIP/588-00000007' refused to negotiate T.38
> [2012-03-02 15:11:33] WARNING[4628]: res_fax.c:1529 receivefax_t38_init:
> Audio FAX not allowed on channel 'SIP/588-00000007' and T.38 negotiation
> failed; aborting.
> [2012-03-02 15:11:33] ERROR[4628]: res_fax.c:1734 receivefax_exec: error
> initializing channel 'SIP/588-00000007' in T.38 mode
> == Spawn extension (fax-in, s, 4) exited non-zero on 'SIP/588-00000007'
> -- Executing [h@fax-in:1] NoOP("SIP/588-00000007", "### FAXSTATUS:
> FAILED")
> -- Executing [h@fax-in:2] NoOP("SIP/588-00000007", "### FAXERROR:
> T38_NEG_ERROR")
> -- Executing [h@fax-in:3] NoOP("SIP/588-00000007", "### FAXMODE:
> ")
> -- Executing [h@fax-in:4] NoOP("SIP/588-00000007", "### FAXPAGES:
> 0")
> -- Executing [h@fax-in:5] NoOP("SIP/588-00000007", "### FAXBITRATE:
> ")
> -- Executing [h@fax-in:6] NoOP("SIP/588-00000007", "### FAXRESOLUTION:
> ")
> -- Executing [h@fax-in:7] NoOP("SIP/588-00000007", "### REMOTESTATIONID:
> ")
> -- Executing [h@fax-in:8] System("SIP/588-00000007", "mail -s FaxToEmail
> [email protected] < /tmp/fax-588-20120302-151130.tiff")
> [2012-03-02 15:11:33] WARNING[3685]: chan_sip.c:8740 process_sdp: Unsupported
> SDP media type in offer: audio 0 RTP/AVP 8
> [2012-03-02 15:11:33] WARNING[3685]: chan_sip.c:8827 process_sdp: Failing due
> to no acceptable offer found
>
>
> Any insight in to what is going wrong would be really helpful.
>
> I'm using Fax for Asterisk and have attained a license and installed it.
>
> The fax machine is connection to a Draytek VoIP enabled router and then to
> our test server
>
> Here's the settings for the peer
>
> carthage*CLI> sip show peer 588
>
>
> * Name : 588
> Realtime peer: Yes, cached
> Secret : <Set>
> MD5Secret : <Not set>
> Remote Secret: <Not set>
> Context : local
> Subscr.Cont. : <Not set>
> Language :
> AMA flags : Unknown
> Transfer mode: open
> CallingPres : Presentation Allowed, Not Screened
> Callgroup :
> Pickupgroup :
> MOH Suggest :
> Mailbox :
> VM Extension : asterisk
> LastMsgsSent : 32767/65535
> Call limit : 5
> Max forwards : 0
> Dynamic : Yes
> Callerid : "" <>
> MaxCallBR : 384 kbps
> Expire : 2598
> Insecure : no
> Force rport : Yes
> ACL : No
> DirectMedACL : No
> T.38 support : Yes
> T.38 EC mode : FEC
> T.38 MaxDtgrm: -1
> DirectMedia : No
> PromiscRedir : No
> User=Phone : No
> Video Support: No
> Text Support : No
> Ign SDP ver : No
> Trust RPID : No
> Send RPID : Yes
> Subscriptions: Yes
> Overlap dial : Yes
> DTMFmode : rfc2833
> Timer T1 : 500
> Timer B : 32000
> ToHost :
> Addr->IP : 82.68.49.35:5060
> Defaddr->IP : (null)
> Prim.Transp. : UDP
> Allowed.Trsp : UDP
> Def. Username: 588
> SIP Options : replaces replace
> Codecs : 0x10c (ulaw|alaw|g729)
> Codec Order : (alaw:20,ulaw:20,g729:20)
> Auto-Framing : No
> 100 on REG : Yes
> Status : OK (36 ms)
> Useragent : DrayTek UA-1.2.3 Vigor2710 3.3.6.1_232201
> Reg. Contact : sip:[email protected]
> Qualify Freq : 120000 ms
> Sess-Timers : Accept
> Sess-Refresh : uas
> Sess-Expires : 1800 secs
> Min-Sess : 90 secs
> RTP Engine : asterisk
> Parkinglot :
> Use Reason : No
> Encryption : No
>
>
> Here's the relevant sip settings
>
> T.38 support: Yes
> T.38 EC mode: FEC
> T.38 MaxDtgrm: -1
>
>
> here's the fax settings
>
> fax show settings
> FAX For Asterisk Settings:
> ECM: Enabled
> Status Events: On
> Minimum Bit Rate: 2400
> Maximum Bit Rate: 14400
> Modem Modulations Allowed: V17,V27,V29
>
>
> FAX Technology Modules:
>
> DIGIUM (Digium FAX Driver) Settings:
> Maximum T.38 Packet Delay: 800
> T.38 Session Packet Capture: Off
> G.711 Session Audio Capture: Off
>
> fax show stats
>
> FAX Statistics:
> ---------------
>
> Current Sessions : 0
> Reserved Sessions : 0
> Transmit Attempts : 0
> Receive Attempts : 9
> Completed FAXes : 0
> Failed FAXes : 9
>
> Digium G.711
> Licensed Channels : 1
> Max Concurrent : 0
> Success : 0
> Switched to T.38 : 0
> Canceled : 0
> No FAX : 0
> Partial : 0
> Negotiation Failed : 0
> Train Failure : 0
> Protocol Error : 0
> IO Partial : 0
> IO Fail : 0
>
> Digium T.38
> Licensed Channels : 1
> Max Concurrent : 0
> Success : 0
> Canceled : 0
> No FAX : 0
> Partial : 0
> Negotiation Failed : 0
> Train Failure : 0
> Protocol Error : 0
> IO Partial : 0
> IO Fail : 0
>
I've tried this with the f option on receiveFax but it still isn't
working. Any insight would be helpful as this is driving me a bit potty
== Using UDPTL CoS mark 5
== Using SIP RTP CoS mark 5
-- Executing [200@local:1] Goto("SIP/588-00000000", "fax-in,s,1")
-- Goto (fax-in,s,1)
-- Executing [s@fax-in:1] Answer("SIP/588-00000000", "")
-- Executing [s@fax-in:2] Wait("SIP/588-00000000", "3")
-- Executing [s@fax-in:3] Set("SIP/588-00000000",
"FAXFILE=/tmp/fax-588-20120312-092231.tiff")
-- Executing [s@fax-in:4] ReceiveFAX("SIP/588-00000000",
"/tmp/fax-588-20120312-092231.tiff,f")
-- Channel 'SIP/588-00000000' receiving FAX
'/tmp/fax-588-20120312-092231.tiff'
[2012-03-12 09:22:34] WARNING[4529]: res_fax.c:1508 receivefax_t38_init:
channel 'SIP/588-00000000' refused to negotiate T.38
-- Channel 'SIP/588-00000000' FAX session '0' started
[2012-03-12 09:22:34] WARNING[3763]: chan_sip.c:8740 process_sdp: Unsupported
SDP media type in offer: audio 0 RTP/AVP 8
[2012-03-12 09:22:34] WARNING[3763]: chan_sip.c:8827 process_sdp: Failing due
to no acceptable offer found
[2012-03-12 09:22:44] ERROR[4529]: res_fax.c:1344 generic_fax_exec: channel
'SIP/588-00000000' FAX session '0' failure, reason: 'fax session timed-out'
(TIMEOUT)
-- Executing [s@fax-in:5] Hangup("SIP/588-00000000", "")
== Spawn extension (fax-in, s, 5) exited non-zero on 'SIP/588-00000000'
-- Executing [h@fax-in:1] NoOP("SIP/588-00000000", "### FAXSTATUS:
FAILED")
-- Executing [h@fax-in:2] NoOP("SIP/588-00000000", "### FAXERROR:
TIMEOUT")
-- Executing [h@fax-in:3] NoOP("SIP/588-00000000", "### FAXMODE: ")
-- Executing [h@fax-in:4] NoOP("SIP/588-00000000", "### FAXPAGES: 0")
-- Executing [h@fax-in:5] NoOP("SIP/588-00000000", "### FAXBITRATE: ")
-- Executing [h@fax-in:6] NoOP("SIP/588-00000000", "### FAXRESOLUTION: ")
-- Executing [h@fax-in:7] NoOP("SIP/588-00000000", "### REMOTESTATIONID: ")
-- Executing [h@fax-in:8] System("SIP/588-00000000", "mail -s FaxToEmail
[email protected] < /tmp/fax-588-20120312-092231.tiff")
-- FAX handle 0: [ 040.001588 ], entering CLOSING state
-- Channel 'SIP/588-00000000' FAX session '0' is complete, result: 'FAILED'
(FAX_NO_FAX), error: 'T1_TIMEOUT', pages: 0, resolution: 'unknown', transfer
rate: '2400', remoteSID: ''
Thanks in Advance
--
Ishfaq Malik
Software Developer
PackNet Ltd
Office: 0161 660 3062
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