·选择题：（每题2分，共100分）1、以下属于物理层的设备是（ A ）A、中继器B、以太网交换机C、桥D、网关2、在以太网中，是根据（ B ）地址来区分不同的设备的。A、LLC地址B、MAC地址C、IP地址D、IPX地址3、以下为传输层协议的是（ CD ）A、IPB、ICMPC、UDPD、SPX4、以下对MAC地址描述正确的是（ BC ）A、由32位2进制数组成B、由48位2进制数组成C、前6位16
·1: In which of the following modes in Ciscos IOS can you issue show commands? (Choose two.) A. User B. Privileged C. Line Configuration D. Global Configuration 2: You are the network administrato
·1: Your junior network administrator wants to know what the default subnet mask is for a Class C IP address. What do you tell him? A. 255.0.0.0 B. 255.255.0.0 C. 255.245.255.0 D. 255.255.255.0 E. 255.
·1.Which of the following types of packets will be allowed entry when a serial interfaces inbound access list has been configured to prohibit entry for TCP and UDP ports 21, 23 and 25? (Select three op
·26.What statement is FALSE with respect to the operation of Unidirectional Link Detection? A. It negotiates the Unidirectional Link Detection link state during physical signaling. B. It performs tas
·Cisco：CCNA专业英文词汇全集（3） data circuit-terminating equipment (数据电路终接设备)----- DCE用来间DTE设备提供定时。 data compression (数据压缩)----- 参见compression。 data direct VCC (数据直接VCC)----- ATM中两个LEG之间建立的一个双向点到点虚拟控制连
·CiscoCCNP：BCRAN 2 101. Which signaling type is used by ISDN?a. Out-of channelb. In-bandc. Destructived. In-channele. Out-of-band 102. What command will set a router’s default network to 10.120.4.
·CCIE实验考试经典题库 CCIE_Boot Camp 3.0 1- Day Format Version 3.00 2- Policy Routing Frame relay OSPF Lab#1 Network Learning, Inc. R&S CCIE Practice Lab 1 Version2.00 1-day Version At the end of this
·CiscoCCNP：BCMSN CHEET SHEETS: BCMSN (640-504)COPYRIGHT KEEN INTERACTIVE 2000Last Update: 8/2/00 1. Which of the following are true of unicast IP?a. It consumes resources in a network in proportio
·CiscoCCNP：BCMSN 2 101. When the router with the highest priority is not the active router due to temporary unavailability, what command must be in the configuration to make it regain the role of
·Cisco试题：CCNA-OSI参考模型 问题： Which layer of the 7 layer model provides services to the application layer over the Session layer connection?A.NetworkB.TransportC.SessionD.PresentationE.ApplicationF.Da
·CISCO模拟试题：CCNA考试自测题2 25) Which statement is true of WinSock (下面对Wi n S o c k的哪一句陈述是正确的)？ A. It is a MAC application B. It represents a graphical user interface C. It represents a network l
·CISCO模拟试题：CCNA考试自测题1 1) Match the following application layer services to their corresponding transport layer protocol port. (匹配下列的应用层服务和它们对应的传输层协议端口)： A. SMTP 1. TCP/23 B. FTP 2. TCP/25 C
·Cisco：关于路由协议试题以及参考答案 1、解决路由环问题的方法有(ABD) A. 水平分割 B. 路由保持法 C. 路由器重启 D. 定义路由权的最大值 2、下面哪一项正确描述了路由协议(C) A. 允许数据包在主机间传送的一种协议 B. 定义数据包中域的格式和用法的一种方式 C. 通过执行一个算法来完成路由选择的一种协议 D. 指定MAC地址和I
·CiscoCCNP：CIT2 101. Which of the following are valid case priorities for a Cisco TAC?a. Priority 1 - Production network situation down*b. Priority 2 - Production network performance seriously deg
·CiscoCCNP：BSCN 2 101. What command will configure the router interface to do Policy-Based Routing using Route-Map ‘Jeffrey’? 102. Which of the following are the well-known Mandatory BGP Path Attr
·CiscoCCNP：BSCN 1 CHEET SHEETS: BSCN (640-503)COPYRIGHT KEEN INTERACTIVE 2000Last Update: 8/7/00 1. Which of the following are true regarding route filtering?a. It uses the same technique as packe
·CiscoCCNP：BCRAN 1 CHEET SHEETS: BCRAN (640-505)COPYRIGHT KEEN INTERACTIVE 2000Last Update: 8/5/00 1. What is the port configuration on a Cisco 1603 router?a. 1 Ethernet, serial portb. 1 Ethernet
