ircu/UPING
Pings the host of the server with UDP packets, size 1024 bytes.
/UPING <server> [<port>] [<from server>] [<packets>]
By default port 7007. Parameter <packets> is the number of packets to send (default 5, max 20), to specify another value, either <port> or <from server> must be specified. Parameter <from server> can be used to ping from a remote server. The server to ping from must have a Connect block for the destination server, the connection does not have to exist.