How do I admin my server its a multiplay server thanks

I cant figure out how to be the admin on my server and do air drops etc if anyone could point me in the right direction id be grateful thanks

http://playrustwiki.com/wiki/Server_Commands

Nothing happens when I try these commands surely i need to login as an admin first but there is no option at all!

when you got your server you should have a rcon password,
logon to your server press f1 then type rcon.login password then you can toy with the other stuff