User's Manual

Chapter 2: Activating the Modem
24 BlueTree Wireless M2M Express Product Manual V1.5
3. Select the Standard 33600 bps Modem and click Properties.
a) Click the Advanced tab.
b) In the Extra Initialization Commands field, type
AT&D2;+CGDCONT=1,”IP”,”apn”,”0.0.0.0”,0,0
The important elements of the string are as follows:
c) Click the Modem tab and confirm that the Maximum Port
Speed is set to 115,200.
d) Click OK.
The modem profile is now configured.
Creating the DUN profile To create a Windows XP DUN connection:
1. Click Start > Settings > Control Panel > Network Connects > New
Connection Wizard.
2. On the New Connection Wizard welcome box click Next.
3. On the Network Connection Type box select Connect to the
Internet, and then click Next.
4. On the Getting Ready box select Set up my connection
manually, and then click Next.
5. On the Internet Connection box select Connect to a dialup
modem, and then click Next.
6. On the Select a Device box select the 33600bps modem and then
click Next.
7. On the Connection Name box, type in a name for the connection
(for example: GPRS) and then click Next.
8. On the Phone Number to Dial box type the phone number, as
supplied by your wireless service provider For example, type *99#.
String element Function
AT&D2 Sets the modem to switch from data modem to command mode
when DTR is dropped.
“apn” Placeholder for the exact Access Point Name supplied to you by the
service provider.
”0.0.0.0”0,0 ”0.0.0.0” is the IP address and 0.0. is the DNS address. The values
are left at 0 to enable the service provider to assign the modem a
dynamic IP address (in quotes) and then the PDP Data compression
option and PDP Header compression option for your session. If your
service provider assigns the modem a static IP address and DNS
address, replace the 0 values with those supplied by the service
provider.