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300-730 · Question #105

A DMVPN spoke is configured with IKEv1 to secure the tunnel. Despite having a configuration similar to other working spokes, the tunnel is not coming up. Packet captures on the spoke show packets leav

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Troubleshooting VPNs

Question

A DMVPN spoke is configured with IKEv1 to secure the tunnel. Despite having a configuration similar to other working spokes, the tunnel is not coming up. Packet captures on the spoke show packets leaving the spoke router, but not making it to the hub router. Which solution resolves this issue?

Options

  • AConfigure the spoke and hub to use the same IKE version.
  • BEnsure that devices between the hub and spoke are not blocking ESP traffic.
  • CEnsure that devices between the hub and spoke are not blocking GRE traffic.
  • DEnable the tunnel interface with the no shutdown command.

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Topics

#DMVPN#IKEv1#ESP traffic#spoke connectivity
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