Configuring inline mode using the Web UI

Use the Settings page to configure inline mode.

In inline mode, you can configure the appliance with one or two network port pairs. The following example shows one network port pair.

The following example shows two network port pairs.

Operational modes for inline deployment are described in the following table.

Mode	Description
Block	Blocks malicious traffic (recommended). FS Open—In case of failure, all traffic passes through (recommended). FS Close—In case of failure, all traffic is blocked. (Use this setting only if the device is actively monitored).
Monitor	Monitors the traffic and generates alerts on malicious events.
Bypass	Forced bypass wherein the Network Security appliance neither blocks nor analyzes traffic. Note Starting with version 7.1.0, Network Security appliances bypass packets larger than 1650 bytes rather than dropping them.

Mode

Description

Block

Blocks malicious traffic (recommended).

FS Open—In case of failure, all traffic passes through (recommended).
FS Close—In case of failure, all traffic is blocked. (Use this setting only if the device is actively monitored).

Monitor

Monitors the traffic and generates alerts on malicious events.

Bypass

Forced bypass wherein the Network Security appliance neither blocks nor analyzes traffic.

Note
Starting with version 7.1.0, Network Security appliances bypass packets larger than 1650 bytes rather than dropping them.

For details about inline deployment, refer to the Hardware Administration Guide for your appliance model.

Prerequisites

To configure inline mode:

Click the Settings tab.
Click Inline Operational Modes on the sidebar.
Select a blocking option for each available port pair. (Inline Block FS Open is recommended).
Click Update: Operational Modes.