vi /tmp/myfax.txt\\

''Channel: SIP/anveo_out/+19734620990\\
Callerid: +19738889223\\
WaitTime: 30\\
Maxretries:3\\
RetryTime: 300\\
Extension: 1\\
Application: SendFax\\
Context: from-internal\\
Data: /tmp/fax.tif''\\

chown asterisk.asterisk /tmp/myfax.txt\\

mv /tmp/myfax.txt /var/spool/asterisk/outgoing/\\


test:\\
[[https://www.faxtoy.net]]\\

/usr/local/bin/convert -define quantum:polarity=min-is-white -rotate '90>' -density 204x196 -resize 1728x -compress Group4 -type bilevel -monochrome ${input_file} ${output_file}\\

gs -q -dNOPAUSE -dBATCH -sDEVICE=tiffg4 -sPAPERSIZE=letter -sOutputFile=<dest> <src>\\

root@mc:~# which convert\\
/usr/bin/convert\\
root@mc:~# \\