BSNL Warns of #09 and # 90

It has been reported in the press that some unscrupulous elements may contact your mobile saying that they are from government agencies or Service Providers and request you to press #90 or #09.  It is reported that doing so would transfer control of your SIM to the caller.  SO DO NOT PRESS #90 or #09 when asked by unidentified persons. please refer to  following pages for verifications and authenticity

http://www.chennai.bsnl.co.in/ --> for home page of BSNL Chennai 

http://www.chennai.bsnl.co.in/News/MobileDosNDonts.htm --> for the msg on the web-site.