User guide
  Table of Contents 
Multi-Tech Systems, Inc. MultiModem rCell User Guide  3 
Table of Contents 
CHAPTER 1 – INTRODUCTION AND PRODUCT DESCRIPTION ......................................................................... 5 
9BMultiModem MTCBA-H-EN2 (HSDPA) .........................................................................................................................................5 
MultiModem MTCBA-G2-EN2 ......................................................................................................................................................5 
MultiModem MTCBA-E1-EN2 (EDGE) ........................................................................................................................................5 
MultiModem MTCBA-C1-EN2 CDMA 1xRTT ...............................................................................................................................6 
Safety Warnings ...........................................................................................................................................................................6 
Ethernet Ports Caution .................................................................................................................................................................6 
12B12BHandling Precautions ....................................................................................................................................................................6 
Vehicle Safety ...............................................................................................................................................................................6 
14B14BInternal Lithium Battery .................................................................................................................................................................6 
Front Panel ...................................................................................................................................................................................7 
Package Contents ........................................................................................................................................................................7 
Specification .................................................................................................................................................................................8 
Power ...........................................................................................................................................................................................9 
RF Specifications ..........................................................................................................................................................................9 
RS232 9-Pin Functions of the Female End Connector .................................................................................................................9 
1BCHAPTER 2 – ACTIVATION AND INSTALLATION .............................................................................................. 10 
Account Activation for Wireless Devices ..................................................................................................................................... 10 
Insert the SIM Card into Holder, If required ................................................................................................................................ 10 
22B22BMaking the Connection ............................................................................................................................................................... 11 
23B23BOptional – Attach the Router to a Flat Surface ........................................................................................................................... 12 
24B24BSet Your PC’s TCP/IP Address for Ethernet Functionality .......................................................................................................... 13 
25B25BAT Command for Verifying Signal Strength ................................................................................................................................ 15 
AT Command for Checking Network Registration and Roaming Status ..................................................................................... 15 
Exiting Modem Mode .................................................................................................................................................................. 15 
27B27BConfigure the Ethernet Interface Using the Web Management Software ................................................................................... 16 
28B28BShutdown Caution ...................................................................................................................................................................... 18 
2BCHAPTER 3 – USING THE WEB MANAGEMENT SOFTWARE .......................................................................... 19 
29B29BNavigating the Web Management Software ............................................................................................................................... 19 
Web Management Software Screens ......................................................................................................................................... 21 
IP Setup ...................................................................................................................................................................................... 21 
PPP ............................................................................................................................................................................................ 27 
33BNetworks & Services ................................................................................................................................................................... 33 
GRE Tunnels .............................................................................................................................................................................. 39 
DHCP Server .............................................................................................................................................................................. 41 
IPSec .......................................................................................................................................................................................... 43 
47BAdd IKE Connection ........................................................................................................................................................ 44 
48B71BAdd Manual Connection .................................................................................................................................................. 46 
49B72BAdd Manual Connection .................................................................................................................................................. 46 
37B38BSerial-Port ................................................................................................................................................................................... 48 
38BSerial-Port > Serial Port Settings ................................................................................................................................................ 48 
39BTools ........................................................................................................................................................................................... 51 
51BTools > Save Configuration ............................................................................................................................................. 52 
40B40BStatistics & Logs ......................................................................................................................................................................... 53 
52B80BStatistics & Logs > System Information ........................................................................................................................... 53 
53B81BStatistics & Logs > Ethernet ............................................................................................................................................ 54 
54B82BStatistics & Logs > PPP .................................................................................................................................................. 55 
55B83BStatistics & Logs > PPP Trace ........................................................................................................................................ 56 
57B86BStatistics & Logs > Modem Information ........................................................................................................................... 57 
58B87BStatistics & Logs > Service Status ................................................................................................................................... 57 
59B88BStatistics & Logs > TCP/UDP Client Live Log ................................................................................................................. 57 
60B89BStatistics & Logs > TCP/UDP Server Live Log ................................................................................................................ 57 
61B90BStatistics & Logs > IPSec Live Log .................................................................................................................................. 58 
62B91BStatistics & Logs > IPSec Log Traces ............................................................................................................................. 58 
3BAPPENDIX A – A REFERENCE TABLE OF COMMONLY SUPPORTED SUBNETS .......................................... 59 
4BAPPENDIX B - ......................................................................................................................................................... 61 
CELLULAR INFORMATION ................................................................................................................................... 61 
Antenna System for Cellular Devices ......................................................................................................................................... 61 
FCC Requirements for the Antenna............................................................................................................................................ 61 
Antenna Specifications ............................................................................................................................................................... 61 
CDMA RF Specifications ................................................................................................................................................. 61 










