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Configure a Security Zone For the Device

Create a security zone for the device. A security zone is a collection of one or more network segments requiring the regulation of inbound and outbound traffic through policies. Security zones are logical entities to which one or more interfaces are bound. You can define multiple security zones, the exact number of which you can determine based on your network needs.

  1. Select SRX > Device Management > Devices.

    The Devices page opens.

  2. Select the device to a physical interface, and click More > View inventory.
    The device inventory details page opens.
  3. Click the CONFIGURATION tab, and click Zones.
  4. Click the + icon.
    The Add Zone page opens.
  5. Configure the fields as described in Table 1.
    Table 1: Fields on the Add Zone Page
    Field Description


    Enter a name containing up to 63 characters without spaces.

    The name must begin with an alphanumeric character and can include colons, periods, dashes, and underscores.


    Enter a description of the zone containing up to 900 characters.

    Ensure that the description contains useful information that is helpful to administrators.

    Application Tracking

    Enable this option to maintain the application usage statistics on the device.


    Select the interfaces to include in the zone from the left column and add the interfaces to the right column.

    System Services

    Select the system services to include in the zone from the left column and add the services to the right column.


    Select the protocols to include in the zone from the left column and add the protocols to the right column.

    TCP Reset

    Enable this option to activate sending TCP packets with the RST (reset) flag set to 1 in response to TCP packets that have a flag set to any flag other than SYN and that do not belong to an existing session.

    Interface Services and Protocols

    View the summary of interface, services and protocols for your device.

  6. Click OK.