Example: VRRP/VRRP+ configuration

This example configuration creates a VRRP pool containing two EX15 devices:

Configure device one (master device)

Task 1: Configure VRRP on device one

  1. Log into Digi Remote Manager, or log into the local Web UI as a user with full Admin access rights.
  2. Access the device configuration:

    1. Locate your device as described in Use Digi Remote Manager to view and manage your device.
    2. Click the Device ID.
    3. Click Settings.
    4. Click to expand Config.

    1. On the menu, click System. Under Configuration, click Device Configuration.

      The Configuration window is displayed.

  3. Click Network > VRRP.
  4. For Add VRRP instance, type a name for the VRRP instance and click .

    The new VRRP instance configuration is displayed.

  5. Click Enable.
  6. For Interface, select Interface: LAN.
  7. For Router ID, leave at the default setting of 50.
  8. For Priority, leave at the default setting of 100.
  9. Click to expand Virtual IP addresses.
  10. Click to add a virtual IP address.

  11. For Virtual IP, type 192.168.3.3.

Task 2: Configure VRRP+ on device one

  1. Click to expand VRRP+.
  2. Click Enable.
  3. Click to expand Monitor interfaces.
  4. Click to add an interface for monitoring.

  5. Select Interface: Modem.
  6. For Priority modifier, type 30.

Task 3: Configure the IP address for the VRRP interface, LAN, on device one

  1. Click Network > Interfaces > LAN > IPv4
  2. For Address, type 192.168.3.1/24.

Task 4: Configure the DHCP server for LAN on device one

  1. Click to expand Network > Interfaces > LAN > IPv4 > DHCP Server
  2. For Lease range start, leave at the default of 100.
  3. For Lease range end, type 199.
  4. Click to expand Advanced settings.
  5. For Gateway, select Custom.
  6. For Custom gateway, enter 192.168.3.3.

  7. Click Apply to save the configuration and apply the change.

Task 1: Configure VRRP on device one

  1. Select the device in Remote Manager and click Actions > Open Console, or log into the EX15 local command line as a user with full Admin access rights.

    Depending on your device configuration, you may be presented with an Access selection menu. Type admin to access the Admin CLI.

  2. At the command line, type config to enter configuration mode:

    > config
(config)>

  3. Create the VRRP instance:
    (config)> add network vrrp VRRP_test
(config network vrrp VRRP_test)>
  4. Enable the VRRP instance:
    (config network vrrp VRRP_test)> enable true
(config network vrrp VRRP_test)>
  5. Set the VRRP interface to LAN:
    (config network vrrp VRRP_test)> interface /network/interface/lan
(config network vrrp VRRP_test)>
  6. Add the virtual IP address associated with this VRRP instance.
    (config network vrrp VRRP_test)> add virtual_address end 192.168.3.3
(config network vrrp VRRP_test)>

Task 2: Configure VRRP+ on device one

  1. Enable VRRP+:
    (config network vrrp VRRP_test)> vrrp_plus enable true
(config network vrrp VRRP_test )>
  2. Add the interface to monitor:
    (config network vrrp VRRP_test)> add vrrp_plus monitor_interface end /network/interface/modem
(config network vrrp VRRP_test)>
  3. Set the amount that the device's priority should be decreased or increased due to SureLink connectivity failure or success to 30:
    (config network vrrp VRRP_test )> network vrrp VRRP_test vrrp_plus weight 30
(config network vrrp VRRP_test )>

Task 3: Configure the IP address for the VRRP interface, LAN, on device one

  1. Type ... to return to the root of the config prompt:
    (config network vrrp VRRP_test )> ...
(config)>
  2. Set the IP address for LAN:
    (config)> network interface lan ipv4 address 192.168.3.1/24
(config)>

Task 4: Configure the DHCP server for LAN on device one

  1. Set the start and end addresses of the DHCP pool to use to assign DHCP addresses to clients:
    1. Set the start address to 100:
      (config)> network interface lan ipv4 dhcp_server lease_start 100
(config)>
    2. Set the end address to 199:
      (config)> network interface lan ipv4 dhcp_server lease_end 199
(config)>
  2. Set the DHCP server gateway type to custom:
    (config)> network interface lan ipv4 dhcp_server advanced gateway custom
(config)>
  3. Set the custom gateway to 192.168.3.3:
    (config)> network interface lan ipv4 dhcp_server advanced gateway_custom 192.168.3.3
(config)>
  4. Save the configuration and apply the change.
    (config)> save
Configuration saved.
>
  5. Type exit to exit the Admin CLI.

    Depending on your device configuration, you may be presented with an Access selection menu. Type quit to disconnect from the device.

Configure device two (backup device)

Task 1: Configure VRRP on device two

  1. Log into Digi Remote Manager, or log into the local Web UI as a user with full Admin access rights.
  2. Access the device configuration:

    1. Locate your device as described in Use Digi Remote Manager to view and manage your device.
    2. Click the Device ID.
    3. Click Settings.
    4. Click to expand Config.

    1. On the menu, click System. Under Configuration, click Device Configuration.

      The Configuration window is displayed.

  3. Click Network > VRRP.
  4. For Add VRRP instance, type a name for the VRRP instance and click .

    The new VRRP instance configuration is displayed.

  5. Click Enable.
  6. For Interface, select Interface: LAN.
  7. For Router ID, leave at the default setting of 50.
  8. For Priority, type 80.
  9. Click to expand Virtual IP addresses.
  10. Click to add a virtual IP address.

  11. For Virtual IP, type 192.168.3.3.

Task 2: Configure VRRP+ on device two

  1. Click to expand VRRP+.
  2. Click Enable.
  3. Click to expand Monitor interfaces.
  4. Click to add an interface for monitoring.

  5. Select Interface: Modem.
  6. Click to enable Monitor VRRP+ master.
  7. For Priority modifier, type 30.

Task 3: Configure the IP address for the VRRP interface, LAN, on device two

  1. Click Network > Interfaces > LAN > IPv4
  2. For Address, type 192.168.3.2/24.

  3. For Default gateway, type the IP address of the VRRP interface on the master device, configured above in Task 3, step 2 (192.168.3.1).

Task 4: Configure SureLink for LAN on device two

  1. Click Network > Interfaces > LAN > IPv4 > SureLink.
  2. Click Enable.
  3. For Interval, type 15s.
  4. Click to expand Test targets > Test target.
  5. For Test Type, select Ping test.
  6. For Ping host, type https://remotemanager.digi.com.

Task 5: Configure the DHCP server for LAN on device two

  1. Click to expand Network > Interfaces > LAN > IPv4 > DHCP Server
  2. For Lease range start, type 200.
  3. For Lease range end, type 250.
  4. Click Advanced settings.
  5. For Gateway, select Custom.
  6. For Custom gateway, enter 192.168.3.3.

  7. Click Apply to save the configuration and apply the change.

Task 1: Configure VRRP on device two

  1. Select the device in Remote Manager and click Actions > Open Console, or log into the EX15 local command line as a user with full Admin access rights.

    Depending on your device configuration, you may be presented with an Access selection menu. Type admin to access the Admin CLI.

  2. At the command line, type config to enter configuration mode:

    > config
(config)>

  3. Create the VRRP instance:
    (config)> add network vrrp VRRP_test
(config network vrrp VRRP_test)>
  4. Enable the VRRP instance:
    (config network vrrp VRRP_test)> enable true
(config network vrrp VRRP_test)>
  5. Set the VRRP interface to LAN:
    (config network vrrp VRRP_test)> interface /network/interface/lan
(config network vrrp VRRP_test)>
  6. Add the virtual IP address associated with this VRRP instance.
    (config network vrrp VRRP_test)> add virtual_address end 192.168.3.3
(config network vrrp VRRP_test)>

Task 2: Configure VRRP+ on device two

  1. Enable VRRP+:
    (config network vrrp VRRP_test)> vrrp_plus enable true
(config network vrrp VRRP_test )>
  2. Add the interface to monitor:
    (config network vrrp VRRP_test)> add vrrp_plus monitor_interface end /network/interface/modem
(config network vrrp VRRP_test)>
  3. Enable the ability to monitor the master device: 
    (config network vrrp VRRP_test)> vrrp_plus monitor_master true
(config network vrrp VRRP_test)>
  4. Set the amount that the device's priority should be decreased or increased due to SureLink connectivity failure or success to 30:
    (config network vrrp VRRP_test )> network vrrp VRRP_test vrrp_plus weight 30
(config network vrrp VRRP_test )>

Task 3: Configure the IP address for the VRRP interface, LAN, on device two

  1. Type ... to return to the root of the config prompt:
    (config network vrrp VRRP_test )> ...
(config)>
  2. Set the IP address for LAN:
    (config)> network interface lan ipv4 address 192.168.3.2
(config)>
  3. Set the default gateway to the IP address of the VRRP interface on the master device, configured above in Task 3, step 2 (192.168.3.1).
    (config)> network interface lan ipv4 gateway 192.168.3.1
(config)>

Task 4: Configure SureLink for LAN on device two

  1. Enable SureLink on the LAN interface:
    (config)> network interface lan ipv4 surelink enable true
(config)>
  2. Create a SureLink test target:
    (config)> add network interface lan ipv4 surelink target end
(config network interface lan ipv4 surelink target 0)>
  3. Set the type of test to ping:
    (config network interface lan ipv4 surelink target 0)> test ping
(config network interface lan ipv4 surelink target 0)>
  4. Set https://remotemanager.digi.com as the hostname to ping:
    (config network interface lan ipv4 surelink target 0)> ping_host https://remotemanager.digi.com(config network interface lan ipv4 surelink target 0)>

Task 5: Configure the DHCP server for LAN on device two

  1. Type ... to return to the root of the configuration prompt:
    (config network interface lan ipv4 surelink target 0)> ...
(config)>
  2. Set the start and end addresses of the DHCP pool to use to assign DHCP addresses to clients:
    1. Set the start address to 200:
      (config)> network interface lan ipv4 dhcp_server lease_start 200
(config)>
    2. Set the end address to 250:
      (config)> network interface lan ipv4 dhcp_server lease_end 250
(config)>
  3. Set the DHCP server gateway type to custom:
    (config)> network interface lan ipv4 dhcp_server advanced gateway custom
(config)>
  4. Set the custom gateway to 192.168.3.3:
    (config)> network interface lan ipv4 dhcp_server advanced gateway_custom 192.168.3.3
(config)>
  5. Save the configuration and apply the change.
    (config)> save
Configuration saved.
>
  6. Type exit to exit the Admin CLI.

    Depending on your device configuration, you may be presented with an Access selection menu. Type quit to disconnect from the device.