# sacadm -a -p mbmon -t ttymon -c /usr/lib/saf/ttymon -v `ttyadm
-V` -y "TTY Ports a & b"

-a

The add port monitor flag

-p

Specifies the pmtag mbmon as the port monitor tag

-t

Specifies the port monitor type as ttymon

-c

Defines the command string used to start the port monitor

-v

Specifies the version number of the port monitor

-y

Defines a comment to describe this instance of the port monitor