ZyXEL Communications 91-009-073003B manual 371

Chapter 22 Firewall

individual limits for specific users, addresses, or both. The individual limit takes priority if you apply both.

Figure 225 Configuration > Firewall > Session Limit

The following table describes the labels in this screen.

Table 109 Configuration > Firewall > Session Limit

LABEL	DESCRIPTION
General
Settings
Enable Session	Select this check box to control the number of concurrent sessions hosts
limit	can have.
Default Session	Use this field to set a common limit to the number of concurrent NAT/
per Host	firewall sessions each client computer can have.
	If only a few clients use peer to peer applications, you can raise this
	number to improve their performance. With heavy peer to peer
	application use, lower this number to ensure no single client uses too
	many of the available NAT sessions.
	Create rules below to apply other limits for specific users or addresses.
Rule Summary	This table lists the rules for limiting the number of concurrent sessions
	hosts can have.
Add	Click this to create a new entry. Select an entry and click Add to create
	a new entry after the selected entry.
Edit	Double-click an entry or select it and click Edit to open a screen where
	you can modify the entry’s settings.
Remove	To remove an entry, select it and click Remove. The ZyWALL confirms
	you want to remove it before doing so.
Activate	To turn on an entry, select it and click Activate.
Inactivate	To turn off an entry, select it and click Inactivate.
Move	To change a rule’s position in the numbered list, select the rule and click
	Move to display a field to type a number for where you want to put that
	rule and press [ENTER] to move the rule to the number that you typed.
	The ordering of your rules is important as they are applied in order of
	their numbering.
Status	This icon is lit when the entry is active and dimmed when the entry is
	inactive.

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ZyWALL USG 50 User’s Guide