What is the use case of MPLS over DMVPN with Internet as the transport underlay?

[Meddane]

What is the use case of running MPLS over DMVPN with Internet as the transport underlay?

[balaji.bandi]

DMVPN can work both MPLS and Internet,  MPLS is quite expensive and Private compare to the Internet.

People do use a Combination of both MPLS and the Internet where required redundancy.

You can look compare DMVPN and MPLS :

https://www.ipspace.net/Integrating_Internet_VPN_with_MPLS_VPN_WAN

https://ipwithease.com/dmvpn-vs-mpls/