(Netacad) CISCO 4 Final Exam Study Guid| 54 QUESTIONS| WITH COMPLETE SOLUTIONS

Which two statements about DSL are true? (Choose two.) CORRECT ANSWERS: local loop can be up to 3.5 miles. user connections are aggregated at a DSLAM located at the CO. Which two statements are true regarding a PPP connection between two Cisco routers? (Choose two.) CORRECT ANSWERS: LCP tests the quality of the link. LCP manages compression on the link. A network administrator is asked to design a system to allow simultaneous access to the Internet for 250 users. The ISP can only supply five public IP addresses for this network. What technology can the administrator use to accomplish this task? CORRECT ANSWERS: port-based Network Address Translation. Refer to the exhibit. An administrator is configuring NAT to provide Internet access to the inside network. After the configuration is completed, users are unable to access the Internet. What is the cause of the problem? CORRECT ANSWERS: The NAT inside source command is referring to the wrong ACL. What is the expected behavior of an ADSL service? CORRECT ANSWERS: The download rate is faster than the upload rate. A network administrator is troubleshooting the dynamic NAT that is configured on router R2. Which command can the administrator use to see the total number of active NAT translations and the number of addresses that are allocated from the NAT pool? CORRECT ANSWERS: R2# show ip nat statistics. Which type of traffic would most likely have problems when passing through a NAT device? CORRECT ANSWERS: IPsec. Refer to the exhibit. The inside local IP address of PC-A is 192.168.0.200. What will be the inside global address of packets from PC-A after they are translated by R1? CORRECT ANSWERS: 209.165.200.225. Refer to the exhibit. What kind of NAT is being configured on R1? CORRECT ANSWERS: port forwarding. What benefit does NAT64 provide? CORRECT ANSWERS: It allows sites to connect IPv6 hosts to an IPv4 network by translating the IPv6 addresses to IPv4 addresses. What are three benefits of using Frame Relay for WAN connectivity? (Choose three.) CORRECT ANSWERS: one physical interface that can be used for several circuits.