D-Link NetDefend DFL-210 User Manual page 428

13.1. IP Level Settings
Chapter 13. Advanced Settings
Block 0.0.0.0 as source address.
Default: Drop
Block 0 Net
Block 0.* as source addresses.
Default: DropLog
Block 127 Net
Block 127.* as source addresses.
Default: DropLog
Block Multicast Src
Block multicast both source addresses (224.0.0.0 - 255.255.255.255).
Default: DropLog
TTL Min
The minimum TTL value accepted on receipt.
Default: 3
TTL on Low
Determines the action taken on packets whose TTL falls below the stipulated TTLMin value.
Default: DropLog
Multicast TTL on Low
What action to take on too low multicast TTL values.
Default: DropLog
Default TTL
Indicates which TTL NetDefendOS is to use when originating a packet. These values are usually
between 64 and 255.
Default: 255
Layer Size Consistency
Verifies that the size information contained in each "layer" (Ethernet, IP, TCP, UDP, ICMP) is
consistent with that of other layers.
Default: ValidateLogBad
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