3Com NBX 100 Administrator's Manual page 465

G 465
LOSSARY
VPIM Voice Profile for Internet Mail. A set of Internet protocols that merges
voice messaging and e-mail. VPIM lets voice mail and e-mail servers
exchange messages across TCP/IP-based intranets and the Internet.
VTL Virtual Tie LIne. Allows several NBX domains to create tie lines on
demand and to place calls over a WAN. Uses peer-to-peer connections for
the audio.
W
WAN Wide Area Network. A network that covers a larger geographical area
than a LAN. In a WAN, telecommunications links are normally leased from
the appropriate Public Telephone Operator (PTO).
wiring closet The location, usually a physical box, in which the cabling on one floor of a
building is terminated.
workstation Another name for a computer, typically running UNIX or the Windows NT
operating system.