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Set up Q-in-Q

  1. Enable Q-in-Q on the switch port.
  2. Configure Q-in-Q on the Selectel firewall.

1. Enable Q-in-Q on a switch port

You can only enable Q-in-Q for a private network.

When enabling Q-in-Q, a short downtime of the private network for servers on the selected VLAN is possible.

  1. Create a ticket requesting to enable Q-in-Q. In the ticket, specify the VLAN IDs, which can be found in the Control panel: in the top menu, click Products → Dedicated Servers → Network → VLAN tab.
  2. In the created ticket, wait for a response from a Selectel employee confirming that Q-in-Q has been enabled.

2. Set up Q-in-Q on a Selectel firewall

  1. Connect to the Selectel firewall via the GUI.
  2. From the Interfaces menu, go to Assignments.
  3. Open the QinQs tab.
  4. Click + Add.
  5. In the Parent Interface field, select the interface on which Q-in-Q will be configured.
  6. In the First level tag field, enter the VLAN ID. You can find it in the Control panel: in the top menu, click Products → Dedicated Servers → Network → VLAN tab.
  7. In the Tag(s) field, enter the tag for the VLAN — a number from 1 to 4094.
  8. Click Save.
  9. Open the Interfaces Assignments tab.
  10. In the row of the desired Q-in-Q interface, click + Add.
  11. Click the name of the Q-in-Q interface you added.
  12. Change the interface parameters.
  13. Click Save.
  14. Create allow rules for the interface.