V
value

A configuration setting that corresponds to a key used in an answer file.

virtual DOS machine (NTVDM)

A special application environment that a newer operating system creates to simulate the environment that a DOS application expects.

virtual local area networks (VLANs)

Logical subnets that are formed using switches and provide flexibility in network design and management.

virtual private network (VPN)

A connection to an existing network from a remote location through private or public IP networks using encapsulated packets that are encrypted and difficult to decrypt by unauthorized users. These are often used to improve security and avoid long-distance charges.

virus

A piece of self-replicating code attached to some other piece ...

Get Network+™ Fast Pass now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.