How is a preshared key "Test" for all the remote VPN routers configured in a DMVPN using GRE over IPsec set up? A. authentication pre-share Test address 0.0.0.0 0.0.0.0 B. set pre-share Test address 0.0.0.0 0.0.0.0 C. crypto ipsec key Test address 0.0.0.0 0.0.0.0 D. crypto isakmp key Test address 0.0.0.0 0.0.0.0 Correct Answer: D This question is in 300-410 exam For getting CCNP Enterprise Certificate
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Refer to the exhibit. Troubleshoot and ensure that branch ‘ only ever uses the MPLS ‘ network to reach HQ.
Which action achieves this requirement?
An engineer must establish multipoint GRE tunnels between hub router R6 and branch routers R1, R2, and R3.
Which configuration accomplishes this task on R1?