What is CDMA data services?

BSNL offer data services on CDMA platform.these data services are available with CDMA limited/fixed mobile and CDMA full mobile services. BSNL also offer data services on CDMA 1X data card and EVDO data card.

Is BSNL offers Value added services on CDMA?

Yes, BSNL offers value added services like SMS,Vioce mail,UMS,PRBT, 1X / EVDO data etc.

What is SMS?

“Communicating without actually talking, that’s what this service is all about.. SMS enables you to send and receive text messages to cell phone across the world”

How I can use Voice mail service(VMS)? Is there any initial deposit?

"There is no initial deposit for availing the facility of voice mail service. Initially, Voice mail service is to be applied free of cost and then it can be activated by dialing the number 17000 and following the series of IVRS instructions. The procedure of setting of voice mail-box may take 8 to 10 minutes time, hence, it shall be tried only when subscriber is free and can devote this much of time to the system. Once the voice mailbox is setup, and then facility of VMS may be availed by diverting the call to 17000 under specified requirement."

What is EV-DO?

Evolution-Data Optimized / Evolution-Data (often abbreviated as EV-DO or EVDO and often EV) is a telecommunications standard for the wireless transmission of data through radio signals, typically for broadband Internet access. It provides fast wireless broadband internet service directly to your laptop/Desktop. The peak speed of EVDO connection can be upto 3.1 Mbps.

What is CDMA 1x?

CDMA 1x is the previous version or the older version of EVDO, Which data speed is lower than EVDO.The peak speed in CDMA 1X is upto 144 Kbps.

What is the difference between CDMA 1x and EVDO?

CDMA 1x is relatively older when compared with EVDO in terms of speed and performance. While CDMA 1x offers upto 144 Kbps, its successor EVDO offers up to 3.1 Mbps.