If you want to do it via Alice you can use this plugin
But i think the best way is a script that does a telnet connection and sends a global message via serverquery or via webquery
check here for info about WebQuery:
If you want to do it via Alice you can use this plugin
But i think the best way is a script that does a telnet connection and sends a global message via serverquery or via webquery
check here for info about WebQuery: