BSNL Monbile services
To start Dont Disturb services
Respected Sir I am Prashant Purwar from IIT Kharagpur, West Bengal. I am using BSNL mobile and facing unnecessary sms from BSNL. when I am sending 'START DND' sms to 1909 (according to company rules) to activate dont disturb services it is not going to deliver at 1909. I have told the same problem ...