http://www.cisco.com/warp/public/707/cisco-sa-20050713-csa.shtml
安全防护软件自己出现安全漏洞??? 防不胜防啊!

Adware/SpyWare
Viruses/Worms/Trojans
DoS
DDoS
TCP
UDP
ICMP
IP
OS
WebServer
P2P
Instant Messaging
Email
Web Browsing
File Transfer
Network Services
Other Services
VoIP
L2
Reconnaissance
Anomaly