I am a bsnl broadband 500c customer my problem is broadband connection disconnect within 5-10 seconds and automatically redial and connect within 1 second.When i am download using utorrent the speed reaches between 150-200 KB/s then the connection disconnected then again redial and reconnect.At the time of disconnection DSL light in the modem is steady.I am change the connection type to PPPOe over ethernet in this after some time no incoming connection download rate become 0. My modem is DNA-A211-I.I am said about this pboblem to bsnl authorities they said this problem due to a virus.Is that true ?.I have this problem in windows as well as in linux. I am connect a new LAN card again the problem persists.Please said this problem due to what operating system, network adapter,cable,modem which one is the reason for the problem.Please help me to resolve the problem.My adsl statistics isStatistics -- ADSLMode: ADSL2+ Line Coding: Trellis On Status: No Defect Link Power State: L0 Downstream Upstream SNR Margin (dB): 20.7 22.5 Attenuation (dB): 50.5 26.4 Output Power (dBm): 12.8 0.0 Attainable Rate (Kbps): 6944 876 Rate (Kbps): 2044 507 MSGc (number of bytes in overhead channel message): 64 37 B (number of bytes in Mux Data Frame): 14 26 M (number of Mux Data Frames in FEC Data Frame): 1 2 T (Mux Data Frames over sync bytes): 4 1 R (number of check bytes in FEC Data Frame): 16 10 S (ratio of FEC over PMD Data Frame length): 0.2309 3.2821 L (number of bits in PMD Data Frame): 1074 156 D (interleaver depth): 128 8 Delay (msec): 7 6 Super Frames: 31521 30009 Super Frame Errors: 0 0 RS Words: 8826130 621368 RS Correctable Errors: 0 0 RS Uncorrectable Errors: 0 N/A HEC Errors: 0 0 OCD Errors: 0 0 LCD Errors: 0 0 Total Cells: 2459215 19271 Data Cells: 427 14 Bit Errors: 0 0 Total ES: 0 0 Total SES: 0 0 Total UAS: 14 0