Sierra Wireless AirLink LS300 Hardware User's Manual page 49

Table F-1: Acronyms (Continued)
Acronym or term Definition
PPP Point to Point Protocol
An alternative communications protocol used between computers, or between
computers and routers on the Internet. PPP
Protocol (SLIP).
PRI Product Release Instructions
A file containing the settings used to configure devices for a particular service
provider, customer, or purpose.
RF Radio Frequency
RoHS Restriction of use of Hazardous substances mandated by EU Directive 2002/95.
RS-232 A series of standards for serial binary single-ended data and control signals
connecting between a DTE (Data Terminal Equipment) and a DCE (Data Circuit-
terminating Equipment). It is commonly used in computer serial ports.
Rx Receive
SIM, SIM card Subscriber identity module or subscriber identification module.
An integrated circuit which securely stores the international mobile subscriber
identity (IMSI) and the related key used to identify and authenticate subscribers on
mobile telephony devices (such as mobile phones and computers).
SKU Stock Keeping Unit
Identifies an inventory item: a unique code, consisting of numbers or letters and
numbers, assigned to a product by a retailer for purposes of identification and
inventory control.
SLIP Serial Line Internet (or Interface) Protocol
An Internet Protocol designed to work over serial ports and modem connections.
On personal computers, SLIP has been largely replaced by the Point-to-Point
Protocol (PPP), which has more features and does not require its IP address
configuration to be set before it is established. On microcontrollers SLIP is still the
preferred way of encapsulating IP packets due to its very small overhead.
Also see PPP.
SMS Short Message Service
A feature which allows users of a wireless device on a wireless network to receive or
transmit short electronic alphanumeric messages (up to 160 characters, depending
on the service provider).
TIA/EIA Telecommunications Industry Association / Electronics Industry Association
A standards setting trade organization, whose members provide communications
and information technology products, systems, distribution services and professional
services in the United States and around the world.
Tx Transmit
Rev 5 Feb.15
is an enhanced Serial Line Internet
Acronyms
49