/etc/asterisk/res_fax.conf is in asterisk-config 1:13.18.3~dfsg-1ubuntu4.
This file is owned by root:root, with mode 0o640.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | ; Generic Fax Application configuration
[general]
; Maximum Transmission Rate
; Possible values are { 2400 | 4800 | 7200 | 9600 | 12000 | 14400 }
; Set this value to the maximum desired transfer rate. Default: 14400
;maxrate=14400
; Minimum Transmission Rate
; Possible values are { 2400 | 4800 | 7200 | 9600 | 12000 | 14400 }
; Set this value to the minimum desired transfer rate. Default: 4800
;minrate=4800
; Send Progress/Status events to manager session
; Manager events with 'call' class permissions will receive events indicating the
; steps to initiate a fax session. Fax completion events are always sent to manager
; sessions with 'call' class permissions, regardless of the value of this option.
; Default: no
statusevents=yes
; modem capabilities
; Possible values are { v17 | v27 | v29 }
; Set this value to modify the default modem options. Default: v17,v27,v29
;modems=v17,v27,v29
; Enable/disable T.30 ECM (error correction mode) by default.
; Default: Enabled
;ecm=yes
; T.38 Negotiation Timeout in milliseconds
; Default: 5000
t38timeout=5000
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