ZyXEL Communications Prestige 128MH, PSTN Router/Hub, Filter Configuration, 9-11, Field

	Prestige 128MH	PSTN Router/Hub
Table 9-6.	Generic Filter Rule Menu Fields (continued)
Field	Description		Default
Mask	In this field, specify (in Hexadecimal) the value that your Prestige should
	logically qualify [and] the data in the packet. Since Length is given in bytes,
	you need to enter in twice the length hexadecimal numbers for this field. For
	example, if Length were 4, then a valid Mask must have 8 hexadecimal
	numbers, like 1155ABF8.
Value	In this field, specify (in Hexadecimal) the value that your Prestige should use
	to compare with the masked packet. The value should align with Offset.
	Since Length is given in bytes, you need to enter in twice the length
	hexadecimal numbers for this field. For example, if Length were 4, then a
	valid Value must have 8 hexadecimal numbers, like 1155ABF8. If the result
	from the masked packet matches Value, then the packet is considered
	matched.
Once you have completed filling in Menu 21.1.2 - generic Filter Rule, press [Enter] at the message [Press
Enter to Confirm] to save your selections, or press [Esc] to cancel. This data will now be displayed on Menu
21.1 - Filter Rules Summary.

Chapter 9 Filter Configuration 9-11