Very High Speed Backbone Network Service (vBNS)
Definition - What does Very High Speed Backbone Network Service (vBNS) mean?
Although scientific research is a broad term, it is used for functions such as applications, data routing and data switching. Its development history is also tied to the founding of the Internet.
Techopedia explains Very High Speed Backbone Network Service (vBNS)
The vBNS network was the result of a five-year collaboration between the National Science Foundation (NSF) and MCI Communications (now a Verizon subsidiary). The network service is a successor to NSFNet, which was a successor to DARPANET, the original Internet network maintained by the Department of Defense.
MCI currently provides the backbone ifnrastructure for vBNS. It is said to operate at a speed of 622 Mbps.