e/IBM VNET

Information
has gloss	eng: VNET is an international computer networking system deployed in the mid 1970s and still in current, but highly diminished use. It was developed inside IBM, and provided the main email and file-transfer backbone for the company throughout the 1980s and 1990s. Through it, a number of protocols were developed to deliver e-mail amongst time sharing computers over alternate transmission systems.
lexicalization	eng: IBM VNET
instance of	(noun) a computer network that spans a wider area than does a local area network WAN, wide area network