SSK College is one of the good college that provides distance education courses for B-Tech and M-tech and they do not require the candidates to pass GATE exams. Hence it will be a good option for you. They have two years and three years engineering courses form various universities but they have only two universities that provides M-tech in computer science. They charge a nominal fee as well and the examination center will be informed well in advance. The fee has to be paid together for each semester (6 months). They provide two years M-tech course from CMJ University, Meghalaya and the admissions for the same are now open. Also admissions for M-tech computer science from Karnataka State Open University, Karnataka is open too.
"Do not give up, things might not favour you always"