Banned.txt
Plain ASCII text-file, one entry on each line (Windows style). Wild characters are allowed in the IP field. To ban someone you can either enter the man manually, or use the /ban command. To unban, use /unban or /unbanlast.
Structure
xxx.xxx.xxx.xxx:ban_duration:ban_reason
xxx.xxx.xxx.xxx:ban_duration:ban_reason
xxx.xxx.xxx.xxx:ban_duration:ban_reason #IP, ban_duration is an int holding the ban time in ticks (negative means permanent), string ban_reason ("Banned by <admin>",Flood,etc)
Example banned.txt
196.207.192.245:132760800:Banned by {USA} ~ Retartron 82.51.146.35:-1000:Banned by an admin 71.137.111.222:-1000:Banned by an admin