Desktop->My computer-(right click on)->properties->then go HARDWARE tab->Device manager-> now u see a window of Device manager then go to Ports->Communication Port(double click on it and Open). after open u can see a Communication Port properties. go the Port Setting:---- and now increase ur "Bits per second" to 128000. and "Flow control" change 2 Hardware. Apply and ok INCREASE YOUR BANDWITH 20 % Go to RUN. type gpedit.msc go to computer configuration >administrative templetes > network > QoS packet scheduler > Limit reservable Bandwidth enable it. set it to 0 percentage. This settings Determines the percentage of connection bandwidth that the system can reserve. This value limits the combined bandwidth reservations of all programs running on the system. By default, the Packet Scheduler limits the system to 20 percent of the bandwidth of a connection, but you can use this setting to override the default. If you enable this setting, you can use the "Bandwidth limit" box to adjust the amount of bandwidth the system can reserve. If you disable this setting or do not configure it, the system uses the default value of 20 percent of the connection. change it to get speed in your surfing speed .

A. in the "My Network Places" properties (right click on the desktop icon and choose properties), highlight the connection then at the menu bar choose "Advanced" then "Advanced Settings". Uncheck the two boxes in the lower half for the bindings for File and Printer sharing and Client for MS networks. Click OK B. Continue as indicated below steps: 1. from the Windows XP CD in the support directory from the support cab, extract the file netcap.exe and place it in a directory on your hard drive or even in the root of your C:\ drive. 2. next, open up a command prompt window and change directories to where you put netcap.exe then type "netcap/?". It will list some commands that are available for netcap and a netmon driver will be installed. At the bottom you will see your adapters. You should see two of them if using a 3Com card. One will be for LAN and the other will be for WAN something or other. 3. Next type "netcap/Remove". This will remove the netmon driver. 4. Open up control panel / system / dev man and look at your network adapters. You should now see two of them and one will have a yellow ! on it. Right click on the one without the yellow ! and choose uninstall. YES! you are uninstalling your network adapter, continue with the uninstall. Do not restart yet. 5. Check your connection properties to make sure that no connection exists. If you get a wizard just cancel out of it. 6. Now restart the machine and go to your connection properties again and you should have a new connection called "Local area connection 2". highlight the connection then at the menu bar choose "Advanced" then "Advanced Settings". Uncheck the two boxes in the lower half for the bindings for File and Printer sharing and Client for MS networks. Click OK. 8. Choose connection properties and uncheck the "QOS" box 9. Restart the pc