LBI-39224
G-8
NIM
N
etwork
I
nterface
M
odule – Two or more IMC networks can be
linked together for distributed multisite communications using a NIM
at each IMC Digital Audio Switch. NIMs can also link a remote
CEC to an IMC for remote console applications.
NOVRAM
NO
n
V
olatile
R
andom
A
ccess
M
emory – NOVRAM is specialized
RAM used on the certain CEC/IMC boards/cards for storage of data
which must be maintained through a power on-off-on cycle such as
LID and GID databases, and configurations specific to the particular
CEC/IMC interface module.
NOVRAM clear
A
NOVRAM
clear
occurs when interface module specific data
within a Controller Board's NOVRAM is deleted. NOVRAM must
be cleared prior to certain configuration and diagnostic procedures.
NOVRAM reset
(See
NOVRAM
clear
.)
patch
The term "
patch
" refers to the operation performed when two or
more entities are connected together for common communication as
one entity.
patch ("soft"/console)
A
patch
("soft" or console) is when two or more talk groups are
connected together by a dispatcher at a console, this allows the
patched groups to communicate as a single group. "Soft" or console
patches utilize a special group ID number referred to as a SAID.
(Also see
Causeway patch
and
Call Director patch
.)
PCM
P
ulse
C
ode
M
odulation – An audio processing technique used to
encode and decode analog signals so they can be transferred digitally.
PIM
P
rivate Branch eXchange (PBX)
I
nterface
M
odule – This CEC/IMC
interface module supports Jessica PBX Gateway equipment. It
provides the audio and control data links into and out of the
CEC/IMC to and from Jessica. (Also see
Jessica PBX Gateway
.)
