Nortel Meridian Companion Installation And Maintenance Manual page 207

List of terms Page 197 of 206
Remote power interconnect (RPI) An interface providing remote power
for the Base Stations. Each RPI can power up to 8 or 16 Base Stations.
RPI See remote power interconnect.
RSSI Receive Signal Strength Indicator.
Secondary protector A series-connected overcurrent protector, with
optional voltage surge protection, located between a primary protector and the
equipment.
site planning The process of positioning the Base Stations, antennae, and
other hardware in the system to maximize coverage for the portable telephones
and minimize the number of Base Stations required for acceptable
performance. Refer to Meridian Companion Site Planning Guide for more
information on site planning.
System LID The System Access Logical Identifier (LID) is a four-digit
hexadecimal number by which the system identifies itself to portable
telephones and which the portable telephones use to request service from the
system. Only the installer can change the System LID.
System Reevaluation The process which automatically assigns Base
Stations to cells and defines the cell configuration.
System Security Number (SSN) The unique number that identifies
each Meridian Companion system.
TCM Time Compression Multiplexing.
Time Compression Multiplexing (TCM) unit number A four-digit
number that identifies a card and unit (cc-uu). In Meridian Companion, one
port supports the Administration Terminal or a RAD connected to an
administration PC. (If a system has an Administration Terminal and a RAD,
each has a separate port.) The other ports support Base Stations and portable
telephones.
TN Terminal Number. A port on a Meridian 1 system to which a particular
telephone set is connected.
Version number See system version.
WTN Wireless Terminal Number. A four-digit number that maps to a
Terminal Number (TN) and can be assigned to a portable telephone.
Meridian Companion Installation and Maintenance Guide