DMVPN Phase 2 on Cisco IOS-XE: Hub-and-Spoke to Spoke-to-Spoke VPN Configuration
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.