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Router

This document explains how to create and manage routers in OpenStack. A router is a core component that enables communication between different networks.

Creating a Router

This section provides a step-by-step guide on how to create a router in OpenStack.

라우터 게이트웨이
  • In the left-hand menu, go to Network → Routers, then click the Create Router button.
  • Name: Enter the name of the router (e.g., Router, External_Router1).
  • Description: Optionally provide a description of the router.
  • External Gateway
    • Enable the Set Gateway option.
    • Select the external network (e.g., External).
  • Click the Create button to complete the router setup. The created router will appear in the router list.

Connecting a Subnet

This section explains how to connect an internal network (subnet) to the created router.

서브넷 연결
  • In the router list, click the Add Interface button for the target router.
라우터 상태
  • Select the subnet from the internal network to connect.
  • Verify the CIDR range (e.g., 10.10.0.0/24).
  • Click Confirm to complete the connection.

Checking Router Status

This section explains how to verify that the router was created and connected properly.

  • In the router list, check that the status is marked as Active.
  • Confirm that the external network and internal subnet are both properly connected.