icf is the "internet connection firewall" for short, is the Internet Connection Firewall. icf established between your computer and the Internet, it allows you to request the data through, and hinder you do not have the requested data packet is a packet-based firewall. Bt sometimes because of the use of icf in the block, causing connection not seed packet delay or reduce the download speed. So we need to set the right icf bt not to block the port used.
1. On your desktop right-click "My Network Places", the pop-up menu, select "Properties."
2. Pop-up "Network Connections" window. To find something to use your Internet connection, right click on it, the pop-up menu, select "Properties."
3. Pop-up "Local Connection Properties" window. Select "Advanced" tab.
4. To see if the mouse has not selected under the project (if no election would not have looked down), selected on the bottom of the window click on the "Settings" button.
5. Pop-up "Advanced Settings" window. Map selected some common network services, and now we want to add new bt service, click the "Add" button.
6. Pop-up "Service Settings" window. Order fill out the "Service Description" (whatever you Luo), "Local ip address" (you can also write to your machine name), "port" (bt port is 6881 ~ 6890, each of bt threads occupy a port, it is said only able to open nine), and then can be determined. (Do not forget to select the tcp protocol)
7. This "service" field on the addition of a "bt1" service, the service is open port 6881, you can also open another new service ports 6882 ~ 6890 all buttoned on the point after the "OK" button.
8. Bt now we can be in the unimpeded access of the icf.
9. Many computers do not open the icf, but with other professional firewall. The most commonly used Skynet Personal Firewall, for example, can also be set to open bt port, click on Skynet's "Custom ip rules" button.
10. Click the "Add Rule" button.
11. Pop-up "ip rule changes" window. Figure in turn fill out the "name" (random write), "packet direction" selected "to receive or send" select the other ip address "any address", select the tpc agreement, "local port" fill "from 6881 to 6890 "," tcp flags "select" syn "project, the last choice as to meet the above conditions" prevailing "fill the other does not matter does not fill, and then identified.
12. Now the "Custom ip rules," added a column on "bt" rule, marked in front of the hook.
13. Point the "Save" button.