The country's second largest software services firm, Infosys today reported a 9.8 per cent year-on-year increase in its consolidated quarterly net profit, to Rs. 3,398 crore. Consolidated revenue was up 17.2 per cent.For 2015-16, Infosys gave a revenue guidance of between 13.1 per cent and 15.1 per cent in rupee terms.In dollar terms, the company forecast growth of between 6.4 per cent and 8.4 per cent.Infosys CEO and MD Vishal Sikka said he was seeing the company's focused execution starting to produce encouraging results for its clients, shareholders and Infoscions.The company said its Executive Vice-President and CFO Rajiv Bansal has resigned. He will be replaced by M. D. Ranganath today.The attrition level was 19.9 per cent in the review quarter, compared to 19.2 per cent in the previous quarter, and 24.8 per cent in the year-ago period.Infosys has declared an interim dividend of Rs. 10 per equity share.