Bukkit

For ban and mute it opens a new GUI containing 5 swords/spades for the amount of time the player will be banned/muted for.

These are the GUI's and messages:

Main GUI:

Ban/Mute GUI: (They're pretty much the same).

Ban/Kick Message:

Commands

• 
  
• /punish <player> <reason> - Opens the punish GUI, it is also the same command to un-punish, however you must still input a reason for un-punishing, the reason does not matter though.
  

Permissions

• 
  
• punish.* - Allows access to all punishments.

punish.open - Allows access to open the GUI.

punish.ban - Allows access to the ban GUI and punishment.

punish.mute - Allows access to the mute GUI and punishment.

punish.warn - Allows access to the warn punishment.

punish.kick - Allows access to the kick punishment.

punish.unpunish - Allows access to un-punish a player.

Banning A user does not work
Muting A User does not work