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| 作者：不明 来源：www.pccode.net 整理 发布时间：2007-1-24 15:24:21 发布人：wongrs | |
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r>boot system default What is the FrameRelay configuration command for the second subinterface ? interface s0.2 point-to-point One access-list question where the answer was the same except the level where the command was entered: wrong: Router(config-if)# access-list 1 permit 172.16.20.1 0.0.0.0 right: Router(config) # access-list 1 permit 172.16.20.1 0.0.0.0 The access list will be defined at global level, not at the interface level. It's a small but important detail. The access group command will be defined at interface level: What does the MAC layer of the Datalink layer do? How are routing lops prevented (choose 4) ? Poison reverse Holddows Split horizon ??? All in all not that difficult, but when you don't have hands-on experience you have to study hard. CCNA Braindump 1) Cisco Discovery Protocol (CDP) is a protocol that "discovers" and shows information about other Cisco devices running Cisco IOS Release 10.3 or later. It runs over the data-link layer connecting lower physical media and upper-network-layer protocols. Because it operates at this level, CDP gives devices that support different network-layer protocols the ability to interchange information. Which of the following statements are accurate in relation to the use of CDP on a Cisco router? a) CDP is enabled by default on a Cisco devices upon bootup. b) CDP is enabled by default on all supported interfaces to send and receive CDP information c) CDP allows discovery of neighboring Cisco devices only. d) Discovery is only possible between devices running the same protocol suite. 2) Each of the modes serves to provide a particular function when performing configuration entries.Choose which descriptions are correct for the following router modes: a) Setup mode - suitable for detailed router configuration. b) User EXEC mode - allows the administrator to view configuration settings for the router and make any necessary changes. c) Global configuration mode - is signified by the Router(config)# prompt. d) Privileged
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