The moment you see your results many thoughts starts to wander in your brain- whether i did my best? , I could have done better?... through away all the negative thoughts. Think forward positively. Check what you can do with the score you achieved. Even if you find it difficuklt to hold a position in IITs or NITs don't be down. There are many other good colleges for doing Mtech, many PSUs are calling based on GATE, also many PSUs called for Jobs, or else you can spare on more year to get a better rank. So there are many alternatives. So be happy with what you achieved.
We will try to give you all the details regarding admission for MTech and job positions offered by PSU. If we miss some details please let us know. You may find the following links helpful.
After GATE Calender