Cisco's IKEv2-based VPN framework. Articles tagged FlexVPN cover hub-and-spoke design, virtual tunnel interfaces, AAA-driven policy and how it differs from classic DMVPN.
Every Cisco engineer eventually inherits a router with four different VPN styles bolted onto it: a crypto map for the
The design, the config, and exactly how far we got on a real cat8000v. Hub-and-spoke worked. The NHRP shortcut never fired. Here is how you tell the difference.
FlexVPN is what happens when Cisco stops bolting features onto crypto maps and rebuilds the whole thing on top of