LG VX5400 User Manual page 97

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 Number Assignment Module
is how the phone stores the
phone number and its
electronic serial number.
SSL Secure Sockets Layer
Protocol used to encrypt data
sent over the air.
TTY Teletypewriter. 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.
95
VX5400