Network Security > DPI > Modbus Enforcer
Network Security
RM GUI HiSecOS EAGLE20/30
Release
3.0
09/2015
163
Unit Identifier Specifies the Modbus identification unit for the DPI Modbus Enforcer rule.
Possible values:
none
(default setting)
The device permits data packets without an identification unit.
0..255
The device permits data packets with the specified identification unit.
The device allows you to specify multiple values separated by
commas.
Sanity Check Activates/deactivates the plausibility check for data packets.
Possible values:
marked
(default setting)
The plausibility check is activated.
The device checks the plausibility of data packets in regards to format
and specification.
unmarked
The plausibility verification is deactivated.
Exception Enables/disables the sending of an Exception response in case of a
protocol violation or if the plausibility check leads to errors.
Possible values:
marked
The sending of an Exception response is active.
When the device detects a protocol violation or a plausibility check
error, the device sends an Exception response to the end points and
terminates the Modbus connection.
unmarked
(default setting)
The sending of an Exception response is inactive. The Modbus
connection remains established.
Reset Enables/disables the resetting of the TCP connection in case of a protocol
violation or if the plausibility check leads to errors.
Possible values:
marked
(default setting)
The resetting of the TCP connection is active.
When the device detects a protocol violation or a plausibility check
error, the device terminates the TCP connection.
unmarked
The resetting of the TCP connection is inactive. The TCP connection
remains established.
Profile Active Activates/deactivates the rules.
Possible values:
marked
(default setting)
The rule is active.
The device applies the DPI Modbus Enforcer rules specified in this
table entry to the data packets.
unmarked
The rule is inactive.
Parameters Meaning
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