关于CCNA考试的几点建议之一

来源：思科认证发布时间：2012-11-09 思科认证视频评论

　　31.Recognize key frame relay terms and features
　　
　　32.List commands to configure frame relay LMIs,maps,and subinterfaces
　　
　　33.List commands to monitor frame relay operation in the router
　　
　　34.Identify PPP operations to encapsulate WAN data on cisco routers
　　
　　35.Configure standard access lists to figure IP traffic
　　
　　36.Monitor and verify selected access list operations on the router
　　
　　37.State a relevant use and context for isdn networking
　　
　　38.Identify isdn protocols,function groups,reference points,and channels
　　
　　39.Describe cisco's implementation of isdn bri
　　
　　40.Describe the advantages of LAN segmentation
　　
　　41.Describe LAN segmentation using bridges
　　
　　42.Describe LAN segmentation using routers
　　
　　43.Describe LAN segmentation using switches
　　44.Name and describe two switching methods
　　
　　45.Describe full and half duplex Ethernet operation
　　
　　46.Identify at least 3 reasons why the industry uses a layered model
　　
　　47.Identify the functions of each layer of the ISO/OSI refernce model
　　
　　48.Define and explain the 5 conversion steps of data encapsulation
　　
　　49.Identify the functions of the TCP/IP transport-layer protocols
　　
　　50.Identify the functions of the TCP/IP network-layer protocols
　　
　　51.Identify the functions performed by ICMP
　　
　　52.Configure extended access lists to filter IP traffic
　　
　　53.Configure IPX access lists and SAP filters to control basic Novell traffic
　　
　　54.Monitor and verify selected access list operations on the router
　　
　　55.Describe network congestion problem in ethernet networks
　　
　　56.Describe the benefits of network segmentation with bridges
　　
　　57.Describe the benefits of network segmentation with routers
　　
　　58.Describe the benefits of network segmentation with switches
　　
　　59.Describe the features and benefits of fast ethernet
　　
　　60.Describe the guidelines and distance limitations of fast ethernet
　　
　　61.Distinguish between cut-through and store-and-forward Lan switching
　　
　　62.Describe the operation of the spanning tree protocol and its benefits
　　
　　63.Describe the benefits of virtual LANs

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