How to clear arp virus in Win7 system

1. Press the Windows logo key and the R key at the same time to open the run; enter “ldquo;cmd” in the run window, then press Enter or click the OK button to enter the command prompt interface;

2 At the command prompt, type: ipconfig /all to view the IP and MAC address of the machine.

3. At the command prompt, type: arp -a to display the IP and MAC stored in the computer cache. Address correspondence table, you can also view the IP address and MAC address of the gateway;

4. At the command prompt, type: arp -d, delete the IP and MAC address mapping table, and re-establish it;

5, find the source of the ARP virus in the LAN, the MAC address of the gateway obtained through the ARP-a command, if it is not the MAC address of the normal gateway, then the source of the ARP attack;

6, find ARP After the source of the attack, the first use of anti-virus software for killing, for the ARP virus general anti-virus software can be detected and killed (requires timely update of the virus database).

7. At the same time, you also need to open the firewall to prevent the ARP virus from invading again.