单项选择题

When implementing best practices for IP Source Address Spoofing and Defeating Denial of Service Attacks with IP SourceAddress Spoofing， what RFC is commonly usedto protect your network？（）

A. RFC 1149
B. RFC 3704
C. RFC 1918
D. RFC 2827

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单项选择题

When implementing internet standards you are required to follow RFC’s processes and procedures based onwhat RFC？（）

A. RFC 1769 and mere publications
B. Real standards of RFC 1918
C. RFC 1669 real standards andmere publications
D. Real standards and mere publications RFC 1796
E. None of the above

单项选择题

Since HTTP is one of the most common protocols used in the internet， what should be done at a firewall level to ensure thatthe protocol is being used correctly？（）

A. Ensure that a stateful firewall allows only HTTP traffic destined for valid web server IP addresses.
B. Ensure that a firewall has SYN flood and DDoS protection applied specifically for valid web servers.
C. Ensure that your firewall enforces HTTP protocol compliance to ensure that only valid flows are allowed inand outof your network.
D. Ensure that HTTP is always authenticated.
E. Ensure that your web server is in a different zone than your backend servers such as SQL and DNS.

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