The AT commands that returns the current network system

Would you like to teach me about the AT commands that have the following function ?

AT Command’s functions
(1)Returns the current network system mode.
(2)Report the network system mode information.
1.no service
2.GSM
3.GPRS
4.EGPRS (EDGE)
5.WCDMA
6.HSDPA only
7.HSUPA only
8.HSPA (HSDPA and HSUPA)

Hi,

You can refer to AT command interface guide for AT commands and their usage.

Also,on which module you want to execute these commnands?

Thanks.

Thanks for your replay.

I want to execute AT commnands of HSDPA only.

Please tell me the URL where I can download a manual that describes the AT command of HSDPA.