Remote Desktop

rDesktop

rdesktop <HOST> -u <USERNAME> -p - -d <DOMAIN> -g 1280x1024
rdesktop <HOST> -u <USERNAME> -p <PASSWORD> -d <DOMAIN> -g 1280x1024

Omit the username and password options to authenticate from within the RDP session (old way).

FreeRDP

xfreerdp /v:<HOST> /u:<USERNAME> /d:<DOMAIN> /dynamic-resolution
xfreerdp /v:<HOST> /u:<USERNAME> /p:<PASSWORD/HASH> /d:<DOMAIN> /dynamic-resolution

This tool can be use to authenticate via pass-the-hash. Simply use the full <LM>:<NT> format instead of the password