# Link aggregation

### 1. Summary

This page is for configuring the link aggregation settings.

### 2. Top page

This is the top page for link aggregation.

#### 2.1. System settings

- Shows the system settings related to link aggregation.

- The table items are explained below.

  - LACP system priority

    - Displays the LACP priority set in this system.

  - Mixed-speed mode

    - Displays whether the LACP mixed-speed mode is enabled or not.

  - Load balance rules

    - Displays the load balance settings.

- Press the "Settings" button to show the page for system settings related to link aggregation.

#### 2.2. Interface list

- The operating status and settings are shown for the logical interface and the physical interface.

- The table items are explained below.

  - Check box

    - Select the check box to delete the logical interface.

  - Port

    - Displays the interface name.

  - Link

    - Displays the link status for the interface.

  - LACP status

    - One of the following statuses are displayed for the LACP status of the interface.

      - Waiting

      - Negotiating

      - Communication OK

      - -

  - LACP priority

    - During actual operation, the priority will be displayed.

    - Displays a value from 1 to 12 for the priority, calculated based on the LACP priority setting.

  - Description

    - Displays the description text that is set for the interface.

- Press the "New" button to display a page where you can create new settings for a logical interface.

- Press the "Setting" button to display the page where you can change the settings of the selected logical interface.

- If you press the "Delete" button, all logical interfaces whose check boxes are selected will be deleted.

  - When deleting a logical interface, you can specify the physical interface operations after deletion as follows.

    - Enable

    - Disable

- Up to 127 logical interfaces can be configured.

- Up to 96 static logical interfaces can be configured.

### 3. System settings page

This page is for configuring link aggregation-related system settings.
Enter the settings, and then press the "Confirm" button.
If there are no mistakes in the input content of the confirmation screen, press the "OK" button.

#### 3.1. System settings

- LACP system priority

  - Specify the LACP system priority.

- LACP mixed-speed mode

  - Select whether to enable the LACP mixed-speed mode from the following.

    - Disable

      - When this function is disabled,physical interfaces with different communication speeds belonging to the LACP logical interface cannot communicate at the same time.

    - Enable

      - When this function is enabled,physical interfaces with different communication speeds belonging to the LACP logical interface can communicate at the same time.

      - Enable this function when you want to aggregate physical interfaces with different communication speedsinto an LACP logical interface.

- Load balance rules

  - The following load balance rules can be selected.

    - Destination MAC address

    - Source MAC address

    - Destination/source MAC address

    - Destination IP address

    - Source IP address

    - Destination/source IP address

    - Destination port number

    - Source port number

    - Destination/source port numbers

### 4. Logical interface settings page

This page is for changing the logical interface settings.
Enter the settings, and then press the "Confirm" button.
If there are no mistakes in the input content of the confirmation screen, press the "OK" button.

#### 4.1. Logical interface settings

- Logical interface

  - When configuring new settings

    - The logical interface type can be selected from the following types.

      - Static logical interface

      - LACP logical interface

  - When changing settings

    - Displays the selected logical interface name.

- Interface number

  - Specifies the interface number.

  - A value from 1 to 96 can be inputted for a static logical interface.

  - A value from 1 to 127 can be inputted for an LACP logical interface.

  - This item will be displayed only when configuring new settings.

- Associated port

  - Select the port that will be associated with the logical interface.

  - Press the "Select" button to display the "Physical interface list" dialog box.

  - Select the port check box in the "Physical interface list" dialog box and press the "OK" button to select the associated port.

  - Up to eight ports can be selected for astatic logical interface, and up to 12 ports can be selected for an LACP logical interface.

  - When displaying the dialog box for the"Logical interface" item with the LACP logical interface selected, thefollowing settings can be made for each associated port.

    - Operation mode

      - Active

      - Passive

    - LACP priority

      - 1 - 12

    - LACP timeout

      - 3 Seconds

      - 90 Seconds

- Operation

  - Select from the following logical interface operations.

    - Enable interface

    - Disable interface

- Description

  - Sets the interface description text.

  - Characters that can be inputted include single-byte alphanumeric characters and symbols, excluding ?.

  - Up to 80 characters can be inputted.

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