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Easy GPRS User Guide
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:
Response Reason Action
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.