Siemens HC15 Manuel D’Utilisation

Page de 31
Getting Started with HC15 
Confidential / Preliminary 
s
 
HC15_startup_v01 
Page 18 of 31 
2007-01-22 
3.6 
Attaching to the HSDPA or GPRS Network 
After PIN authentication, the HC15 module automatically tries to attach to the HSDPA or, 
accordingly, GPRS network.  
 
at+cgatt? 
+CGATT: 1 
 
OK 
 
Querying the current service state. 
The ME is attached, depending on the 
selected network type (see AT+COPS), it is 
either attached to the HSDPA or GPRS 
service. 
 
 
 
3.7 
Defining the PDP Context 
Use the AT+CGDCONT command to configure the correct provider settings. The PDP 
context is stored non-volatile. 
 
Write command: 
AT+CGDCONT=<cid>[, <PDP_type>[, <APN>[, <PDP_addr>]]] 
 
at+cgdcont=1,"IP","internet.t-mobile" 
OK 
 
at+cgdcont? 
+CGDCONT: 1,"IP","internet.t-mobile","",0,0
OK 
 
Specifying the PDP context (example shows 
the APN of the German network provider T-
Mobile). 
Checking the current PDP context definition. 
 
 
The focus of this document is only on the parameters <cid>, <PDP_type> and <APN>. The 
string parameters must be enclosed in quotation marks. 
 
Under Windows XP, the PDP context can, optionally, be entered on the Modem property 
page as described in Chapter 2.5.