What security mechanism is used to provide origin authentication for data transported through a secure DMVPN tunnel?
- preshared keys
- encryption algorithms
- hashing algorithms
- security associations
Explanation: Integrating IPsec with DMVPN tunnels provides data confidentiality, authentication, and protection. Authentication of origin is accomplished through preshared keys or certificate-based authentication.
Exam with this question: Chapter 20: Quiz - Securing DMVPN Tunnels CCNPv8 ENARSI
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