All needed information about NetLimiter is located here.
Allows you to enable or disable core features of NetLimiter: Blocker,Limiter and Stats.
Settings for Remote connection tool.
Listen for remote connections must be checked in order control local machine remotely from other machine.
Listen for remote connections
Tcp Port allows you to select you own port if default port (4045) is in use by other program.
Yours Locktime Software.