A complete guide to configuring DMVPN Phase 2 on Cisco IOS-XE, covering IKEv2 IPsec, multipoint GRE, NHRP, and the critical EIGRP commands that make spoke-to-spoke tunnels actually work.
A hands-on guide to DMVPN Phase 2 on Cisco IOS-XE — configure mGRE tunnels, NHRP, IPsec, and EIGRP for direct spoke-to-spoke VPN connectivity without static tunnel configuration between sites. Includes real CLI examples and troubleshooting guidance.
A complete guide to DMVPN Phase 2 on Cisco IOS-XE: configure mGRE tunnels, NHRP registration, EIGRP with split-horizon disabled, and IPsec encryption. Includes troubleshooting commands and a final verification checklist.
A complete guide to DMVPN Phase 2 on Cisco IOS-XE: configure mGRE tunnels, IKEv2 IPsec, NHRP registration, OSPF next-hop preservation, and troubleshoot the most common failure modes including NAT traversal and dual-hub redundancy.
DMVPN Phase 2 enables direct spoke-to-spoke tunnels on demand, bypassing the hub after the initial NHRP resolution. This complete IOS-XE guide covers mGRE tunnel setup, NHRP configuration, EIGRP next-hop-self pitfalls, IPsec with IKEv2, verification commands, and the most common deployment gotchas.
