Railtel Corp of India extends rally on order win
** Railtel Corporation of India RAIT.NS rises 2.3% to 317 rupees ** Stock extends gains to fifth straight session, adding ~11% during the period ** Co gets order worth 198.4 mln rupees ($2.33 mln) from Uti Infrastructure Technology & Services for managed cloud services for 3 years ** YTD RAIT down 22% ($1 = 85.1125 Indian rupees) (Reporting by Hritam Mukherjee in Bengaluru) ((Hritam.Mukherjee@thomsonreuters.com;))