If you are using a wireless router and your remote PC is having connection issues, such problems as logging on, slow downloads, or intermittent connections these two fixes should be the first place to look.
The reason is that your hub or router software may have corrupted these two important files. This will not fix your connection if you set it up incorrectly or if your router is too far away and passing through too many walls.
Once I ran these fixes my download speeds went from regular cable to between High Cable and N x T1 speeds, and I am far away and have too many walls, using a pre-N network.
Here they are in order of fix:
There is another site that helps:
but one must be more technically proficient. As concerns Vista unless you have the latest of the latest gear I find the fast service is achieved when only receive-side scaling is enabled and the other features turned off "disabled", your mileage may vary, contary to what is recommended in this article. In most wireless cases it is best to "disable" auto-tuning.
If you use an NVidia motherboard set the network controller to 100 Full Duplex, if that does not work set it to 100 Half-Duplex.
Here is a safe place from Microsoft to test your speeds:
The following forum posts are excellent for those with NVidia motherboards particually the post by sirshaw concerning MMCSS throttles bandwidth in vista: and the post immediately after it by Shivan regarding controller settings.
Here are the forum posts:
http://forums.nvidia.com/lofiversion/in ... 36178.html
BE WARNED REGARDING THE NVIDIA FORUM ONLY (THE ONE ABOVE)
IF YOU DO NOT UNDERSTAND HOW TO SET REGISTRY SETTINGS DO NOT DO IT ONE CAN TURN ONE'S COMPUTER INTO A PAPERWEIGHT.
Finally running the ATI ControlCenter in the bottom right Icon box can cause serious interference with both wireless and ethernet connections, disable the icon, or not if it is not causing a problem. Although it is a known issue so best to disable the icon.
Hope this helps.