-l

This will discover RouterOS or MAC-Telnetd enabled devices. It will list the MAC-address software version, and uptime of every device or machine it discovers. To exit the discovery, use Control + C

-n

Do not use broadcast packets. A tad less insecure but requires root privileges. This means that ethernet packets will have the specified mac-address as the packet destination, instead of using the ethernet broadcast address.

-t

Amount of seconds to wait for a response on each interface. If you have several network interfaces, this is the timeout value per interface.

-u

Specify username. Without this option, you will need to enter the username in a interactive prompt.

-p

Specify password. Without this option, you will need to enter the password in a interactive prompt.

-a

Specify the path of the autologin configuration file. The default path for this file is ˜/.mactelnet. The format for this file is standard INI file layout.

-A

Do not use the autologin configuration file. Interactively ask for username and password.

-q

Quiet mode.

-o

Do not send client public key during the authentication phase. It will force the old MD5 (pre 6.43) algorithm to be used.

-h

Show summary of options.

-v

Show version of program.