Verifying network registration – Multi-Tech Systems MTCBA-G-F1 User Manual

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Chapter 2 – Installation

Multi-Tech Systems, Inc. MultiModem GSM/GPRS User Guide

Verifying Network Registration

In this procedure, you will verify that the Wireless MultiModem has been registered on the wireless
network. To do so, you will use the common communications program Hyperterminal.

1. Using the Hyperterminal program at the computer to which the Wireless MultiModem is

connected, type the AT command AT+CREG?. A value for the modem’s network registration
status will be returned.

2. Verify the result with the following chart:

Network Registration Verification

Value

Network Registration Status

0, 1

Yes

0, 5

Yes
(registered roaming)

Note:

If the modem is not registered, perform the procedure for verifying signal strength to determine the

strength of the received signal.