hi all, I want know more about the open ports and closed ports .What is the difference between these and how can i close an open port and open an closed port.
Also how to know the IP address of the machine where a particaular mail has been sent to me . plz clarify Regards Anantha krishnan _______________________________________________ Firewalls mailing list [EMAIL PROTECTED] http://lists.gnac.net/mailman/listinfo/firewalls
