3.51.21. VLANSettings
TCPRF
TCPNULL
TCPSequenceNumbers
TCPAllowReopen
3.51.21. VLANSettings
Description
Settings for IEEE 802.1Q based Virtual LAN interfaces.
Properties
UnknownVLANTags
The TCP Reserved field: should be zero. Used in OS fingerprinting.
Also part of ECN extension. (Default: StripLog)
TCP "NULL" packets without SYN, ACK, FIN or RST; normally in-
valid, used by scanners. (Default: DropLog)
Validation of TCP sequence numbers. (Default: ValidateLogBad)
Allow clients to re-open TCP connections that are in the closed state.
(Default: No)
Note
This object type does not have an identifier and is identified by the name of the type
only. There can only be one instance of this type.
VLAN packets tagged with an unknown ID. (Default: DropLog)
Note
This object type does not have an identifier and is identified by the name of the type
only. There can only be one instance of this type.
Chapter 3. Configuration Reference
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