ZyXEL Communications ZyWALL 300 manual 481

	Chapter 31 Content Filter Screens
Table 151 Anti-X > Content Filter > Cache (continued)
LABEL	DESCRIPTION
Refresh	Click this button to reload the list of content filter cache entries.
Total cache	This it the number of web site addresses in the content filter cache.
entries
entries per page	Select how many web site addresses to display per page in the screen.
Page x of x	This is the number of the page of entries currently displayed and the total number
	of pages of entries. Type a page number to go to or use the arrows to navigate the
	pages of entries.
#	This is the index number of a categorized web site address record.
Category	This field shows whether access to the web site’s URL was blocked or allowed.
	Click the column heading to sort the entries. Point the triangle up to display the
	blocked URLs before the URLs to which access was allowed. Point the triangle
	down to display the URLs to which access was allowed before the blocked URLs.
URL	This is a web site’s address that the ZyWALL previously checked with the external
	content filtering database.
Remaining Time	This is the number of minutes left before the URL entry is discarded from the
(minutes)	cache.
Remove	Click the delete icon to remove the URL entry from the cache.
URL Cache Setup
Maximum TTL	Type the maximum time to live (TTL) (1 to 720 hours). This sets how long the
	ZyWALL is to keep an entry in the URL cache before discarding it.
	The external content filtering database frequently adds previously uncategorized
	web sites and sometimes changes a web site’s category. Setting this limit higher
	will speed up the processing of web access requests but will also make it take
	longer for the ZyWALL to reflect changes in the external content filtering database.
Apply	Click Apply to save your changes back to the ZyWALL.
Reset	Click Reset to begin configuring this screen afresh.

	481
ZyWALL USG 300 User’s Guide