Tata Indicom BSNL Dataone, . .

, Kolkata. Tata Indicom & BSNL Dataone. Tata/VSNL & BSNL Rs. 1000 ( ) 256 Kbps. Rs. 499 (+ ) 256 Kbps.

( & ) 640 Kbps 1399.

. failover. BSNL Dataone & Tata Indicom .