Here all the active TCP connections are listed by this fields:
Source IP
: Remote machine that has a connection to the server;
Source port
: Port used by the source machine;
Destination IP
: Server IP;
Destination port
: Port where the source machine is connected;
State
: The default is enabled.
In Action
, choose the option Block connection to finish a specific connection. After blocking one connection it's possible to unblock it hiting the option Unblock connection (Figure7.70).