NAT protects network security because privat enetworks are not advertised.
NAT accelerates the routing process because no modifications are made on the packets.
Dynamic NAT facilitates connections from the outside of the network.
NAT facilitates end-to-end communication when IPsec is enable.
NAT eliminates the need to re-address all host that require extemal access.
NAT conserves addresses through host MAC-level multiplexing.
第1题：
A.reduces routing table entries
B.auto-negotiation of media rates
C.efficient utilization of MAC addresses
D.dedicated communications between devices
E.ease of management and troubleshooting
第2题：
What are the benefits of using TCAM technology in high-end routing products ？（）
第3题：
A. Static NAT can only be used with destination NAT.
B. Static NAT rules take precedence over overlapping dynamic NAT rules.
C. NAT rules take precedence over overlapping static NAT rules.
D. A reverse mapping is automatically created.
第4题：
What are three benefits of using IPv6?（）
第5题：
Which two benefits are provided by using a hierarchical addressing network addressing scheme?（）
第6题：
What are two benefits of using VTP in a switching environment?（）
第7题：
What are two benefits of using a single OSPF area network design?（）
第8题：
A. IPv6 supports a greater level of security by integrating features that were optional add-ons in IPv4.
B. IPv6 reduces administrative overhead using stateless address autoconfiguration for hosts.
C. IPv6 eliminates the need for private to public NAT using a large address pool.
D. IPv6 provides backward compatibility with IPv4 using the Next Header field.
E. IPv6 represents large IP addresses using dotted decimal notation.
第9题：
What are two benefits of clustered access points on a small business network using the Cisco500 Series Access Point？ （）
第10题：
Which two statements about static NAT are true? （）(Choose two.)