Enabling Dial On Demand For A Connection - McAfee SG310 Administration Manual

Network Setup menu options
Configuring a dialout connection on the COM port

Enabling dial on demand for a connection

You can choose to bring up a PPPoE/PPPoA DSL, dialout, or ISDN connection only when PCs on the LAN,
DMZ, or Guest network (via a VPN tunnel) are trying to reach the Internet and disconnect again when the
connection has been idle for a specified period. This is known as dial on demand, and is particularly useful
when your connection is metered by time.
Figure 52 Connection tab — Dialout Connection Settings Dial on demand
From the Network Setup menu, click Network Setup. On the Connections tab, click the Edit icon for the
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connection for which you want to enable dial on demand. A second layer of tabs appear with the Dialout
tab displayed.
Select the Connection tab from the second layer of tabs
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[Optional] To enable dial on demand, select the Dial on Demand checkbox.
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In the Idle Time field, enter the number of minutes the appliance waits after the connection becomes
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idle before disconnecting.
• Default: 15
• Can be a value of zero or greater
In the Max Connection Attempts field, specify the number of times the appliance should attempt to
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make the connection.
• Default: 4
• Can be a value of zero or greater
In the Time between redials (seconds) field, enter the time to wait between connection attempts.
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• Default: 60
• Can be a value of zero or greater
In the MTU field, enter the Maximum Transfer Unit for this connection. This setting should normally be
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left at the default value.
[Optional] To enable logging for debugging, select the Debug Logging checkbox.
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Click Update.
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If necessary, you can continue to configure additional settings by clicking the Static Addresses,
Aliases, and IPv6 tabs for the serial port connection. See
connection, Aliases tab, and
McAfee UTM Firewall 4.0.4 Administration Guide
Enabling IPv6 for a connection.
(Figure 52).
Configuring static IP addresses for a
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