Having knowledge about NFV without understanding how Network Services/ VNF Forwarding Graphs are created, is like owning a car without knowing how to drive it.
“Network Service” (NS) holds importance in NFV as in the majority of cases, VNFs connect with one another to create services instead of working alone. Also, VNFs connect to create “VNF Forwarding Graphs”( VNF-FG).
So what is the difference between NS and VNF-FG? [Continue reading]