
Chapter 6 – Network Service Commands 
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I)  38 
Command  Possible responses
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL:1,2,26201 
+CPOL: 6,2,20810 
OK 
 Note: Preferred list of networks in numeric format (read in 
EF_PLMNsel) 
AT+CPOL? 
Note: Ask for preferred list of networks 
With EF_PLMNwAct selected and present 
+CPOL:1,2,26201,1,0,0 
+CPOL: 6,2,20810,1,0,0 
OK 
 Note: Preferred list of networks in numeric format (read in 
EF_PLMNwAct) 
GSM acces technology selected 
GSM compact acces technology not selected 
Utran acces technology not selected 
AT+CPOL=,0 
Note: Select long alphanumeric format  OK 
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL: 1,0,”D1-TELEKOM” 
+CPOL: 6,0,”F SFR” 
OK 
Note: Preferred list of networks in long alphanumeric format 
AT+CPOL=7,2,20801 
Note: Add a network to the list  OK 
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL: 1,0,”D1-TELEKOM” 
+CPOL: 6,0,”F SFR” 
+CPOL: 7,0,”Orange F” 
OK 
Note: Preferred list of networks in long alphanumeric format 
AT+CPOL=7 
Note: Delete 7th location  OK 
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL: 1,0,”D1-TELEKOM” 
+CPOL: 6,0,”F SFR” 
OK 
Note: Preferred list of networks in long alphanumeric format 
AT+CPOL=8,2,77777 
Note: Add a new network to the list 
With only EF_PLMNsel present 
OK 
AT+CPOL=8,2,77777,0,0,1 
Note: Add a new network to the list 
With EF_PLMNwact present 
OK 
Note: Acces technology UTRAN is selected 
AT+CPOL=8,2,77777 
Note: Add a new network to the list 
With EF_PLMNwact present 
OK 
Note: Per default Acces technology GSM is selected 
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL: 1,0,”D1-TELEKOM” 
+CPOL: 6,0,”F SFR” 
+CPOL: 8,2,77777” 
OK 
Note: Preferred networks list in long alphanumeric format; 8th 
entry is unknown so the product edits it in the numeric format 
AT+CPOL=9,0,”Orange F” 
Note: Add a new network to the list (text format)   
AT+CPOL? 
Note: Ask for preferred list of networks 
With only EF_PLMNsel present 
+CPOL: 1,0,”D1-TELEKOM” 
+CPOL: 6,0,”F SFR” 
+CPOL: 8,2,77777” 
+CPOL: 9,0,”Orange F” 
OK 
Note: Preferred list of networks in long alphanumeric format  
AT+CPOL=?  +CPOL:  (1-16),(0-2) 
OK 
Note: The EF can accept 16 records. Supported formats are 
0, 1, or 2.