sir, i have using accel companys computer having SL No: 20020220 Eqpt No: 4917 but nowadays it is not properly working ... and we have anti virus software too... this system tis too busy for our official purpose for development of isro. so please make necessary actions for thIs problem. our addresss: venkittaraman .D apscd/ csc/ lcsd LPSC VALIAMALA P.O TRIVANDRUM PIN:695547 0471 2567904 read full review »