This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started), but it is best described by Ray who says this is Daddy's thoughts! Like the best music is from the Eighties and a wee dram helps in solving most inconveniences.
The thing about MPLS is that it’s a technique, not a service — so it
can deliver anything from IP VPNs to metro Ethernet. It's expensive, so
with the advent of SD-WAN enterprises are trying to figure how to
optimize its use vs. less expensive connections like the internet.