ZyXEL Communications P-334 User Manual

Prestige 334 User’s Guide

Chapter 27 Filter Configuration

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Figure 140   Menu 21.1.4.1 Generic Filter Rule

The following table describes the fields in the Generic Filter Rule menu.

   Menu 21.1.4.1 - Generic Filter Rule

         Filter #: 4,1
         Filter Type= Generic Filter Rule
         Active= No
         Offset= 0
         Length= 0
         Mask= N/A
         Value= N/A
         More= No           Log= None
         Action Matched= Check Next Rule
         Action Not Matched= Check Next Rule

   Press ENTER to Confirm or ESC to Cancel:

Table 88   Generic Filter Rule Menu Fields

Filter #

This is the filter set, filter rule co-ordinates, i.e., 2,3 refers to the 

second filter set and the third rule of that set.

Filter Type

Use [SPACE BAR] and then [ENTER] to select a rule type. 

Parameters displayed below each type will be different. TCP/IP filter 

rules are used to filter IP packets while generic filter rules allow 

filtering of non-IP packets.

Active

Select Yes to turn on the filter rule or No to turn it off.

Yes / No

Offset

Enter the starting byte of the data portion in the packet that you wish 

to compare. The range for this field is from 0 to 255.

0-255

Length

Enter the byte count of the data portion in the packet that you wish 

to compare. The range for this field is 0 to 8. 

0-8

Mask

Enter the mask (in Hexadecimal notation) to apply to the data 

portion before comparison.

Value

Enter the value (in Hexadecimal notation) to compare with the data 

portion.

More

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

No.

Yes
No

Log

Select the logging option from the following:
None - No packets will be logged.
Action Matched - Only packets that match the rule parameters will 

be logged.
Action Not Matched - Only packets that do not match the rule 

parameters will be logged.
Both – All packets will be logged.

None
Action Matched
Action Not 

Matched
Both