CLI usage is documented using the following conventions:
- required parameters are indicated with angle brackets or all-caps:
ping <hostname>
ping HOSTNAME
- optional parameters are indicated with square brackets:
mkdir [-p] <dirname>
- repeated items are indicated with elipses:
cp <source1> [source2...] <dest>
- mutually exclusive options are indicated with a vertical bar:
netstat {-t|-u}
Inspiration: