WIN7 Create a virtual network card after the speed slows down how to do?

Virtual network card function:

The virtual network card is mainly to establish the LAN between remote computers. Virtual network card link technology is VPN. For example, you can and other places with several machines, through the establishment of virtual hub to achieve VPN client link, so that is a few remote computers established between the LAN, but also with your machine to achieve the functions of the LAN. The most common is the LAN interconnection game. In this respect more commonly used software has OpenVPN, PacketiX VPN, hamachi, in which, Hamachi is the use of the simplest VPN software.

Virtual network card features:

Can simulate the hub function, realize the function of the VPN, make the system to recognize this software as a network card, have this thing, as long as can access the extranet, can connect to the virtual hub (hub) and other computer LAN. On this virtual local area network can carry on all the physical existence LAN operation, may access each other, can the network play the game. The software can break through the firewall interception, the information is encrypted, there is no security problem. The ability to simulate a VPN network card can be directly connected to the internal VPN server from outside the company, and then access the services within the company. Whether you want to find network management, or even Lotus note to grasp the data, can be the desired compensation.

Workaround:

The first step, after entering the WIND7 system, you click to open the Start menu, and then from the Start menu into the Control Panel interface.

Second step, in the Open Control Panel interface, click into the "Network and internet" option, then click into the network and Sharing Center, click on the left menu to open the "Change adapter settings."

The third step, in the open interface, you can find the local connectivity option, you right-click the item, select Properties, and then switch to the Advanced section in the Properties window, and in the Advanced tab, you'll find "Large Send offload", either IPv4 or IPV6, and all the values are changed to " Disabled ", finally we click" OK "on the line.

Understand the function of the virtual network card and function, the user can be the corresponding principle, disable the corresponding option after the slow speed of the problem can be improved.