Glossary
124
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
N
umber A
A
ssignment M
M
odule is
how the phone stores the phone
number and its electronic serial
number.
SSL
S
S
ecure S
S
ockets L
L
ayer Protocol is
used to encrypt data sent over the
air.
TTY
T
T
elet
t
y
y
pewriter. 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.