Malformed Virtual Protocol - D-Link DFL-260E Reference Manual

Network security firewall application control signatures netdefendos

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29.3. Malformed virtual protocol

A packet belongs to the protocol 'malformed' if the protocol announced by the lower level

protocol does not correspond to the one determined by the system.

29.4. Unknown virtual protocol

Unknown is a virtual protocol created for DPI that represents flows that are not recognized by

the system. Most of the time, its presence is due to the existence of a business application whose

specifications are not made available to the public. Such flows can be defined in the system by

means of a User Defined Application.

Chapter 29: Unclassified

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