2.1.5. Configure Proxy ARP

Configure Proxy ARP to a device.
Proxy ARP is configured at [Cluster Port Management] screen of [Network Management].

Configuration that is required Proxy ARP setting

Configuration that is not required Proxy ARP setting``

If NAT setting IP address is in the same as the network which interface connected to
in HA Configuration,
Proxy ARP setting is required.
.
If NAT setting IP address is not in the same as the network to which interface connected
even in HA Configuration,
Proxy ARP setting is NOT required.
.
Example:
Proxy ARP Setting

When using .100 as the IP address of NAT from the network 192.168.1.0/24 to which the interface is connected
Example:
Proxy ARP No Setting

When using an address different from the network 192.168.1.0/24 to which the interface is connected 192.168.2. × as the IP address of the NAT

2.1.5.1. Default value of Proxy ARP

By default, any interface has been set up.
Please configure according to customer's environment.

2.1.5.2. Configure items of Proxy ARP

Proxy ARP need to be configured per Interface(Port).
Following shows the list of setting items in Proxy ARP.

Items

Values

Descriptions

ID

(Auto-Assign)

This ID is automatically assigned.

IP Address xxx.xxx.xxx.xxx
It is the IP address to be checked against the virtual MAC (VMAC) by the proxy ARP function.
Specify with a single IP address or range. For a range, you can connect the start address and the end address with a hyphen.
  • Example of a single IP address) 192.168.2.100

  • Example of a range IP address) 192.168.2.101-192.168.2.130

Up to 100 ID can be created per one interface.
The maximum number of IP addresses is 256 per interface. Even when specifying by range, the number within that range is counted.
In following example, the ID is counted as 2 and the IP address is counted as 31.
Example:
ID1: 192.168.2.100
ID2: 192.168.2.101-192.168.2.130

2.1.5.3. Add Proxy ARP

  1. Click [ Manage Proxy ARP ] of [ Cluster Port Management ] shown in the [ Network Management ].
    Cluster Route Management

  1. Select configure target interface (Port), then click [Edit].
    Manage Proxy ARP

  1. Click [ Add ].
    Add Proxy ARP

  1. Enter the setting value, and click [ Save ].
    For the details of setting items, please refer to Configure items of Proxy ARP .

  1. When the setting is ready, click [ Run Now ] to start applying.
    For the details of applying methods, please refer to Applying the new Settings.

2.1.5.4. Change Proxy ARP

  1. Click [ Manage Proxy ARP ] of [ Cluster Port Management ] shown in the [ Network Management ].
    Cluster Route Management

  1. Select configure target interface (Port), then click [Edit].
    Manage Proxy ARP

  1. Click on the line you want to change and click on one of the change operation buttons.
    Change Proxy ARP

    Descriptions of each button's function at [ Manage Proxy ARP ].

    Buttons

    Descriptions

    Edit

    Update parameter of Proxy ARP already configured.

    Remove

    Delete configuration of selected Proxy ARP.


  1. Change or delete parameter, then click [Save].
    For the details of setting items, please refer to Configure items of Proxy ARP .

  1. When the setting is ready, click [ Run Now ] to start applying.
    For the details of applying methods, please refer to Applying the new Settings .

2.1.5.5. Task Status and Error Solution (Red)

Task status of Manage Proxy ARP
When a red status appears, check the task's name (status), details and necessary actions on incident occurrence in the table below. Then, make inquiries, correct values, and execute retry.

Task Name

Task Description

Necessary Action for Incident Occurrence (Red Status)

Verify Proxy ARP Address Inputs

The address of Proxy ARP to be set is verified.

When an error is detected through verification, the indicator turns red. Check the input value, make corrections, and retry.

Set Context for First UTM

The environment for the first unit for HA configuration is prepared.

When an error occurs during environment preparation, the indicator turns red. Please retry after 10 minutes or so. In case the error failed to be corrected, please inform us via the Enterprise Cloud 2.0 ticket system.

Update UTM Proxy ARP

The settings are updated on the first unit in the HA configuration of Managed Firewall / UTM of the user.

When an error occurs during update of settings, the indicator turns red. Please retry after 10 minutes or so. In case the error failed to be corrected, please inform us via the Enterprise Cloud 2.0 ticket system.

Device Backup

Save the changed settings to the system.

When an error occurs system, the indicator turns red. Please retry after 10 minutes or so. In case the error failed to be corrected, please inform us via the Enterprise Cloud 2.0 ticket system.

Set Context for Second UTM

Prepare the environment for the second HA configuration.

When an error occurs during environment preparation, the indicator turns red. Please retry after 10 minutes or so. In case the error failed to be corrected, please inform us via the Enterprise Cloud 2.0 ticket system.

Update UTM Proxy ARP

The settings are updated on the second unit in the HA configuration of Managed Firewall / UTM of the user.

When an error occurs during update of settings, the indicator turns red. Please retry after 10 minutes or so. In case the error failed to be corrected, please inform us via the Enterprise Cloud 2.0 ticket system.

Note

  • If the applying process is interrupted before the error is corrected, the user's Managed Firewall/UTM will keep its status being in shutdown, unconnected, no updated setting. If an error occurs, refer to the table above, make inquiries, correct values, and execute retry.