NETGEAR ProSafe Quad WAN FR538G, Справочное руководство

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ProSafe Quad WAN Gigabit Firewall FR538G Reference Manual
Firewall Protection and Content Filtering 4-21
v1.0, November 2007
etc., from using up all the sessions. The various options for session limit configuration are listed
below:
• Disable
– No session limit is imposed on any network client. Any client can use as many sessions as
allowed by the router.
• Single IP Cannot Exceed Preset Session Limit
– When this limit is reached, no new session is allowed from this particular client. New
sessions are allowed only when existing sessions are terminated or timed out.
• When Single IP Exceeds Preset Session Limit
– When this limit is reached, the router either restricts the particular client from adding any
new session or terminates all sessions from this particular client for a preset period of
time.
To configure session limit for your environment:
1. Select Security > Firewall Rules from the main menu, and then the Session Limit tab. The
Session Limit screen will display.
2. Select one of the session limit options by clicking the corresponding radio button.
a. If no session limit is desired for any client, click the Disable radio button
b. If no new session is allowed when the session limit is reached for a particular client, click
Single IP cannot exceed ... Session radio button and enter the value for the desired
session limit.
c. If no new session is allowed for a preset period of time when the session limit is reached
for a particular client, click both the
When single IP exceed ... session and block this IP
to add new session for ... minutes radio buttons. Please make sure the desired value for
the time period is entered.
d. If all sessions are terminated for a preset period of time when the session limit is reached
for a particular client, click both the
When single IP exceed ... session and Block all
connections from this IP for ... minutes radio buttons. Please make sure the desired
value for the time period is entered.
3. Click Apply to save your settings; otherwise, click Reset to return to the previous settings.