Telit Wireless Solutions Easy GPRS Manuel D’Utilisation

 
 
 
 

 
 

80000ST10028 Rev. 0 - 02/01/07  

  

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved 

 

page 9 of 35 

 

 
•  wait for response: 
 
 

OK 

context parameters have been 

successfully stored 

proceed ahead 

ERROR 

some error occurred 

check parameters and retry 

 

For example: 
 
1- Let's assume you want to set-up the GPRS context number 1(cid) with your GPRS connection 
parameters 
APN: ibox.tim.it 
IP address: dynamically assigned by the ISP 
Packet Data Protocol type: Internet Protocol (IP) 
Data compression: OFF 
Header compression: OFF 
   
command: 
AT+CGDCONT= 1,"IP","ibox.tim.it","0.0.0.0",0,0 <cr> 
response 
OK 

1.2.2 Minimum Quality of the Service Requested 

 
The minimum quality of service requested parameters represent the boundary under which the 
connection quality is not anymore acceptable and will be terminated. 
 

• 

send command 

 

 

AT+CGQMIN=<cid>,<precedence>,<delay>,<reliability>,<peak>,<mean><cr> 

 
where:  
 
<cid> -  is the index number of the desired context to be written (up to 5 different context). 
<precedence>  - is the precedence class. It is applied when the network has a heavy duty and user 
precedence must be followed to ensure operations, the higher the priority the better the service. 
 

0 - subscribed (default) 

 

1 - High priority 

 

2 - Normal priority 

 

3 - Low priority 

 
<delay> - is the delay class. It represents the maximum allowable time delay class between the 
sending and the reception of a packet.