P782M G.SHDSL Bridge

Select Yes to make

 

.This is the first byte of the data portion in

the rule active.

 

the packet that you want to compare.

 

 

 

This is the length (in bytes) of the data portion in the packet that you want to compare.

Menu 21.3.1 – Generic Filter Rule

Filter #: 3,1

Filter Type= Generic Filter Rule

Active= Yes

 

Offset= 9

 

Length= 4

 

Mask= 789abcde

 

Value= 789abcde

Log= None

More= No

Action Matched= Drop

Action Not Matched= Forward

Press ENTER to Confirm or ESC to Cancel:

There are no more rules to check in this filter set.

The Mask is applied to the data portion before comparing the result against the Value to determine a match. It is specified in hexadecimal, and it takes two hexadecimal digits to represent a byte i.e., Length is 4, therefore there are 8 hex numbers.

Enter the value (in hex) to compare with the data portion.

This setting logs all packets that match these rule parameters.

Select Drop here so that the packet will be dropped if the action is not matched.

Select Forward here so that the packet will be forwarded if the action is matched.

Figure 6-6 Sample Filter — Menu 21.3.1

When you press [ENTER] to confirm, you will see the next screen. Note that there is only one filter rule in this set.

Filter Set Configuration

6-9