The benchmark domestic equity indices today extended their upward momentum for the sixth consecutive session to settle with gains of over one per cent each. The market sentiment was driven by a rally in the banking, financial services and realty sectors amid renewed optimism over a reversal in foreign fund outflows and bargain buying. The 30-share index at the Bombay Stock Exchange, Sensex, surged 1,079 points, or 1.4 percent to close at 77,984. The National Stock Exchange Nifty-50 jumped 308 points, or 1.32 percent to settle at 23,658. The broader market indices at the BSE also logged gains. The Mid-Cap index advanced over 1.3 percent, and the Small-Cap index added over 1.1 percent.