Description: The source/destination IP address for matching the ECE. It depend on by the port address mode, when port address mode is set to 'Source' then the field is used for source address. Similarly when port address mode is set to 'Destination' then the field is used for destination address. The possible values are: Any: No SIP/DIP filter is specified. (SIP/DIP filter status is 'don't-care'.) Host: If you want to filter a specific host address with this ECE, choose this value. A field for entering a host address appears. Network: If you want to filter a specific network address with this ECE, choose this value. A Two fields for entering a specific network address and network mask appears.