关键词: 地址解析协议, 简单网络管理协议, Telnet协议, Radius服务

Abstract: Aiming at the deceive attack of ARP protocol in campus network, this paper proposes an active protection scheme. It analyses method and principle of ARP attack and realizes the location of attack with ID authentication system and active protection force to isolate users. Application result shows that the scheme can be against most ARP attack, reduce the difficulty of network management and decrease the level of network running.

Key words: Address Resolution Protocol(ARP), Simple Network Management Protocol(SNMP), Telnet protocol, Radius service