firewall defend fraggle enable

Function

The firewall defend fraggle enable command enables the Fraggle attack defense.

The undo firewall defend fraggle enable command disables the Fraggle attack defense.

Format

firewall defend fraggle enable

undo firewall defend fraggle enable

Parameters

None

Views

System view

Default Level

2: Configuration level

Usage Guidelines

By default, the Fraggle attack defense is disabled.

After Fraggle attack defense is enabled, a FW checks incoming UDP packets. If the destination port is 7 or 19, the FW discards the packets and logs the attack.

Example

# Enable the Fraggle attack defense.

<sysname> system-view
[sysname] firewall defend fraggle enable