Glossary

IS 2000

Type of digital signaling. It's the
second generation of CDMA digital
cellular, an extension of IS-95.
Differences between signaling
types have to do with pilot signal
and links to provide more traffic
channels, and control protocols.

NAM

N
Number A
Assignment M
Module is
how the phone stores the phone
number and its electronic serial
number.

SSL

S
Secure S
Sockets L
Layer Protocol
used to encrypt data sent over the
air.

TTY

T
Telet
ty
ypewriter. An
electromechanical typewriter that
either transmits or receives
messages coded in electrical
signals. A phone with TTY support
is able to translate typed
characters to voice or translate
voice into characters to display on
the TTY.
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