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Inline Fail Open - Passive option for GE ports

Published on Oct 5, 2026

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Gigabit Ethernet Sensor ports require the connection of a Passive Fail Open (PFO) kit if configured in Inline Fail Open - Passive operation mode. Passive Fail Open Kits are sold separately.

Note
This mode is only supported in NS5x00, NS7x00 and NS7x50

For more information on hardware connection, see Trellix Intrusion Prevention System Fail-Open Kit Product Guide. And, for more information on port configuration, seeConfiguring the monitoring and response ports of a Sensor.

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