Help - Limited or No Connectivity Error

kcoll

New Member
Hi all! I am desperately seeking help regarding fixing my internet connection. I currently have my home PC connected to a Lynksys Modem and have Comcast high speed internet. We bought the computer in 2008 and have never had a problem until about 2 weeks ago. We went to access the internet and the dreaded error message appeared: Limited or No Connectivity. Until 2 weeks ago, I knew nothing about computer networking and still honestly know very little. I have searched around on the forums and have no clue how to fix this problem. These are the steps that I have done so far:

1) Spoke to Comcast in-depth and had them come out to confirm that it wasn't a problem with the service.
2) Purchased a new modem, registered it, and confirmed it is getting a strong signal
3) Did a full system scan in Command Prompt and confirmed that nothing is corrupt
4) Uninstalled Norton Security in case it was a firewall problem
5) Attempted to manually enter a new IP address and Subnet Mask (then computer said wrong IP configuration)

So, I am completely in need of desperate help with this right now. I have read in other forums that people have brought their computers into the Geek Squad at Best Buy, have paid $200 to try to fix this problem, and it still didn't get resolved. Here is all of my information from my ipconfig/all

Windows IP Configuration
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix
Link-Local IPv6 Address: fe80::582a:11d8:1911:c7a9%8
Autoconfiguration IPv4 Address: 169.254.199.169
Subnet Mask: 255.255.000

Also, I have done a ipconfig/release, shut down the computer, and then did an ipconfig/renew to no avail.

Any help would be sooooo greatly appreciated!!!!!!! Thank you, Thank you, Thank you!!!
 

My Computer

unplug and disconnect all network related hardware (modem,router, etc.). wait 10 seconds, then reconnect everything (cable modem first). then reboot.
if that doesnt work, go to device manager and uninstall the network adapter, then reboot and let windows reinstall it. if you use a wireless adapter, make sure it is enabled.
before anything, click the network icon (near the clock) and make sure it is set to automatically connect to your preferred network.
 

My Computer

System One

  • Manufacturer/Model
    Aleinware Area-51
    CPU
    core 2 extreme x9000 2.8 Ghz
    Memory
    4 Gig
    Graphics Card(s)
    (2) Nvidia 8800m GTX in Sli
    Sound Card
    Onboard RealTek
    Monitor(s) Displays
    42" JVC LCD HDTV
    Screen Resolution
    1920x1080p 32 bit
    Hard Drives
    (2) seagate 7200rpm in RAID 0
    (1) maxtor external 1 terabyte firewire
    Case
    laptop
    Keyboard
    a really spiffy backlit one that i can change color ;>)
    Mouse
    logitech Anywhere Mouse and built-in touchpad
    Internet Speed
    Cable
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