Base is building around 17000 - 16900 zone price tested 16900 and below in last 2 trading sessions and recoverd back to close above 17100, from here on we can expect sideways or bullish momentum. In case Nifty closes below 16950 then we can see further decline in index till 16600. As of now support is at 17000-16900 and resistance is at 17165 & 17417.