/usr/lib/ax25/node/help/escape.hlp is in ax25-node 0.3.2-7.4.
This file is owned by root:root, with mode 0o644.
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 | USAGE
escape <escape char>
DESCRIPTION
Sets the character will be treated as the signal to close down any
open connection made from the node.
You can specify the escape character in a number of ways. They are:
<char> the actual binary character
^T to set it to Control-T (or any other control character)
0xNN to set it to hexadecimal value NN
0NNN to set it to Octal value NNN
NNN to set it to decimal value NNN (no leading zero!)
off to disable the escape character
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