Not for larger enterprises - simply because this is how they ALREADY do things. You setup new thing on new place, and 5 years later hope you can turn off version 1.
You would be surprised at how LITTLE updating and reconfiguring of systems that are working big enterprises want to do. And this is doubly so in the VPN space which is a mindfield already of troubleshooting when users call and complain (98% user error, but the 2% config / ip exhaustion or whatever bites you and so once folks have a working setup they really don't want to mess with it).
You would be surprised at how LITTLE updating and reconfiguring of systems that are working big enterprises want to do. And this is doubly so in the VPN space which is a mindfield already of troubleshooting when users call and complain (98% user error, but the 2% config / ip exhaustion or whatever bites you and so once folks have a working setup they really don't want to mess with it).