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Viewing GRE Tunnels

  1. Select Network > Elements > Tunnels... in View or Design mode.

  2. To filter for all GRE tunnels, click the Filter icon and type GRE in the Type field. (Alternatively, filter on “Type=GRE” in the Advanced Filter).

    Figure 1: Filtered GRE TunnelsScreenshot of a network management tool displaying tunnels between nodes, showing IDs, starting and destination nodes with IPs, bandwidth, tunnel type, priority, preemption, current route, and comments.

  3. Select the GRE tunnel to view and then click Show Path to view its path.

    Figure 2: GRE Tunnel routed over LSP TunnelNetwork topology map showing nodes labeled with city names like ATL, BOS, DEN, and color-coded links indicating utilization levels.

  4. Note that a tunnel itself can route over a tunnel (in this case, an LSP tunnel). The portion that travels over another tunnel is colored in purple.