sir i have bsnl 750 Unlimited plan , my speed increase to 60 kB/s for 2 days but than it started fluctuatingits 10-20 kB/s before 12 noon than 1to 2 am its 50 -60 KB/s than again 10-20~~and when i pick up my phone dsl light shuts offand when i open 192.168.1.1 >>device info >> Line Rate - Upstream (Kbps): is way greater than Line Rate - Downstream (Kbps):