单项选择题

What Cisco technology protects against Spanning-Tree Protocol manipulation？（）

A. Spanning tree protect
B. Root Guard and BPDU Guard
C. Unicast Reverse Path Forwarding
D. MAC spoof guard
E. Port Security

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单项选择题

A. Anomaly Detection
B. SYN Cookies
C. Application Inspection
D. Content filtering
E. Anti-X Protection
F. Anti Virus

单项选择题

A. Storm Control
B. Port security
C. CAM table size definition
D. IP spoof prevention
E. Network Based Application Recognition

多项选择题

A. SDEE
B. Telnet
C. Console
D. FTP
E. HTTPS
F. SSH