internet connection

i have internet but its not coming throu my modem its coming throu another connection when i enable connection it fails and another router appears looks like im being taken overTech Support Guy System Info Utility version 1.0.0.2
OS Version: Microsoft Windows 8.1, 64 bit
Processor: Intel(R) Core(TM) i5-3470 CPU @ 3.20GHz, Intel64 Family 6 Model 58 Stepping 9
Processor Count: 4
RAM: 16346 Mb
Graphics Card: NVIDIA GeForce 210, 1024 Mb
Hard Drives: C: Total - 952889 MB, Free - 772830 MB;
Motherboard: MSI, H61M-P20 (G3) (MS-7788)
Antivirus: Norton Internet Security, Disabled