User`s guide

EXPANSION PORT MOUNTING
11
2.9. Description of the individual components of the router
2.9.1. UMTS module
The UMTS module is used for HSDPA/UMTS/EDGE/GPRS UMTS network wireless
communication. It is integrated in the printed circuit board. The slide-out SIM card reader is
accessible from the front panel. The SMA antenna connector is accessible from the front
panel.
UMTS Module
• Communicates in UMTS band 900/2100 MHz
• CS bitrate – 64/64 kbps
• PS bitrate – 384/384 kbps
• Supports W-CDMA FDD (Wideband - Code Division Multiple Access Frequency Division
Duplex) standard
2.9.2. Control microcomputer
The core of the router is a 32-bit microprocessor with 512MB DDR2 SDRAM, 128MB
FLASH, 1MB MRAM, serial interface RS-232 and an Ethernet interface 10/100 Mbit/s.
The microcomputer is connected to the UMTS OEM module through the USB interface
and controls the communication via HSDPA/UMTS/EDGE/GPRS. Towards to the user it
is connected on the Ethernet interface.
The software is built on the Linux operating system.
The router support services as like DHCP, NAT, Open VPN, IPsec tunnels, etc
The modem settings are saved in the FLASH memory. All modem configurations can
be done through a web interface (HTTP), which is protected by security password.
Actual firmware version: 2.1.1 (4.5.2011)