To Activate DND through call:-
To Activate DND through sms:-
- To block all types of calls or sms type "START 0" and send it to 1909.After some time they will send you a sms to confirm you activation of DND. After confirmation you will get a unique registration id. Save that registration id for future reference .
- To activate partial DND service by sms type" START<Add below Numbers to activate DND>" and send it to 1909.