User's Manual

MBS-LP EDGE User Guide Document MBUD-0122v1.0
Wireless Matrix Proprietary and Confidential 9/16
wireless modem card capable of communicating with the Wireless Tether modem and approved
by Wireless Matrix.
MBS2-LP supports ad-hoc mode for communications with a CSC, or infrastructure mode for
communications with an Access Point in an In-Yard Communications situation.
The MBS2-LP also has the capability to use the Wireless Tether to communicate with CSCs that
use a sleep mode for power conservation. See the Magic Packet section for details.
The MBS2-LP is capable of the following security methods:
• WEP encryption
• LEAP Authentication
• EAP-TLS Authentication
GPS Receiver
The GPS receiver option includes a GPS receiver and a separate patch antenna.
The GPS receiver is a Navman Jupiter J20, manufactured by Navman. It measures position with
an accuracy of 2.1 meters horizontal, velocity accurate to 0.1 meters/sec, and time accurate
typically better than 1 μs.
The GPS information can be used by the Wireless Matrix AVL application or the application
running on the CSC. Position information can be queried using the gps pos command, or by
configuring the device to send NMEA 0183 v2.2 messages.
The CSC application can access GPS information through command server primitives (refer to
MBS Command Reference Document for details).
Keyfob Receiver
For Alert and Personal Alert features, the MBS2-LP uses a 315 MHz keyfob receiver and
inverted-F antenna. An external keyfob transmitter is also provided.