Oracle Acme Packet 4500, Hardware Installation And Maintenance Manual

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GLOSSARY
Acme Packet 4500 Hardware Installation and Maintenance Guide 103
network connection to provide this remote login, control, and communication
functionality.
TCP — transmission control protocol provides a reliable stream delivery and virtual
connection service to applications through the use of sequenced acknowledgment
with the retransmission of packets when necessary.
UPS — an uninterruptible power supply is a power supply that can run off of a
backup battery when primary power is lost.
UDP — a user datagram protocol provides a simple, but unreliable message service
for transaction-oriented services. Each UDP header carries both a source port
identifier and a destination port identifier, allowing high-level protocols to target
specific applications and services among hosts.
VFD — a vacuum fluorescent display is used on the graphic display window of the
Acme Packet 3820 chassis front control panel.
VLAN — a virtual local area network refers to a network of computers are connected
to a single physical segment of a wire but behave as if they are connected to the
physically diverse LANs.
VAC — volts alternating current
VDC — volts direct current
VCCI — Voluntary Control Council for Information Technology Equipment (Japan)
WAN — wide area network is a computer network that spans a relatively large
geographical area. Typically, a WAN consists of two or more LANs.