KVH Industries TracPhone V3IP User Manual page 156

Packet
Part of a data message transmitted over a network. Also contains the
address of the destination for routing purposes. (Data messages are
divided into packets, sent over a network, then reassembled in the
correct order at the destination.)
PCI
Peripheral Component Interconnect. Bus standard that supports high-
speed connections between computers and peripheral devices.
PCMCIA
Personal Computer Memory Card International Association.
Organization that establishes standards for PC cards, credit card-sized
memory or input/output devices, primarily used in laptops.
Ping
Software utility used to check a network connection. Sends a test
packet to the designated address and reports how long it takes to
receive a response.
Polarization
Orientation of a satellite signal. Circular polarization, which has a
"corkscrew" propagation path, consists of left-hand (LHCP) and right-
hand (RHCP) signals. Linear polarization consists of vertical and
horizontal signals offset by 90 degrees.
POP3
Post Office Protocol. Email protocol by which a client retrieves all
available messages from a remote mail server and saves them locally.
Messages are normally deleted from the server upon download.
Protocol
Standard that establishes strict rules for how data is communicated
over a network.
Proxy
A server that controls client access to another server.
TracPhone V3-IP User's Guide
Glossary
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