Vodafone India — blocked my outgoing sms without my knowledge

Address:

600010

Last three days am unable to send message to any body my number was blocked for sms. I asked to customer care they said that i need to register with trai. Actually i did not do any kind of marketing. I will send messages to my friends and relatives about a religious greetings... Without my knowledge they blocked. How to un block? Kindly resolve this issue. Am with vodafone more than 10 years. Am fed up with vodafone because of this issue.