Telecom stocks were trading in the negative zone, with the S&P BSE Telecom index falling 17.87 points or 1.4% at 1257.03 at 13:48 IST. Among the components of the S&P BSE Telecom index, Reliance Communications Ltd (down 4.8%), Bharti Infratel Ltd (down 3.08%),Tata Communications Ltd (down 2.26%),Tejas Networks Ltd (down 1.72%),Sterlite Technologies Ltd (down 1.7%), were the top losers. Among the other losers were Bharti Airtel Ltd (down 1.15%), GTPL Hathway Ltd (down 1.01%), Vodafone Idea Ltd (down 0.6%), and Vindhya Telelinks Ltd (down 0.13%). On the other hand, OnMobile Global Ltd (up 3.87%), and ITI Ltd (up 1.46%) moved up. At 13:48 IST, the S&P BSE Sensex was down 69.17 or 0.15% at 46821.17.