P314 Broadband Sharing Gateway with 4-Port Switch

Field

Description

Option

 

 

 

Source: IP Address

Enter the source IP Address of the packet you wish to

IP Address

 

filter. This field is disregarded if it is 0.0.0.0.

 

 

 

 

Source: IP Mask

Enter the IP mask to apply to the Source: IP Addr.

IP Mask

 

 

 

Source: Port #

Enter the source port of the packets that you wish to filter.

0-65535

 

The range of this field is 0 to 65535. This field is

 

 

disregarded if it is 0.

 

 

 

 

Source: Port #

Select the comparison to apply to the source port in the

None/Less/Greater/

Comp

packet against the value given in Source: Port #.

Equal/Not Equal

 

 

 

TCP Estab

This field is applicable only when IP Protocol field is 6,

Yes/No

 

TCP. If yes, the rule matches only established TCP

 

 

connections; else the rule matches all TCP packets.

 

 

 

 

More

If yes, a matching packet is passed to the next filter rule

Yes/No

 

before an action is taken; else the packet is disposed of

 

 

according to the action fields.

 

 

If More is Yes, then Action Matched and Action Not

 

 

Matched will be N/A.

 

 

 

 

Log

Select the logging option from the following:

None

 

z None – No packets will be logged.

Action Matched

 

z Action Matched – Only packets that match the rule

Action Not Matched

 

parameters will be logged.

Both

 

z Action Not Matched – Only packets that do not

 

 

 

match the rule parameters will be logged.

 

 

z Both – All packets will be logged.

 

 

 

 

Action Matched

Select the action for a matching packet.

Check Next Rule

 

 

Forward

 

 

Drop

 

 

 

Action Not Matched

Select the action for a packet not matching the rule.

Check Next Rule

 

 

Forward

 

 

Drop

 

 

 

Once you have completed filling in Menu 21.1.1.1 – TCP/IP Filter Rule, press [ENTER] at the message [Press ENTER to Confirm] to save your configuration, or press [ESC] to cancel. This data will now be displayed on Menu 21.1.1 – Filter Rules Summary.

The following diagram illustrates the logic flow of an IP filter.

Filter Configuration

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