The 'cps' commands sets a limit on the number of connections per second the chat server will allow on each port. If connections exceed this rate, new connections on that port will not be allowed. This is used to protect the server from connection floods.
/as security cps 10
An extra security feature that limits the ability of massive amounts of clones gaining entry to your server. It is possible that by setting this number to low an attack could prevent regular users from gaining access to the server.