[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f5my47_cvKuTARe3tcWb6ZivipwkzWXhIl4ZIs7qpMDw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-12-26 21:26:10",122317162,[8,9,10,11],"源认证","数据包加密","消息完整性","团体字符串",{"courseId":13,"courseImg":14,"courseName":15},"268e800fea63414c8edcdca326331056","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F61c7e6cde2d4fcf634c4675c008e2d14.jpg","网络运行与维护","在使用 SNMPv1 或 SNMPv2 时,哪个功能提供了对 MIB 对象的安全访问",[18,29,32,41,50,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],122317158,[22,23,24,25],"邻居使用的平台","邻居的主机名","邻居的功能","邻居的IP地址","使用 show cdp neighbors detail 命令可以收集有关邻居设备的哪些信息,同时这些信息无法通过 show cdp neighbors 命令获得","v1",0,{"answer":30,"createTime":5,"id":6,"options":31,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":27,"type":28},[],122317167,[36,37,38,39],"ntp master 1","ntp broadcast clientntp","server 172.16.0.1","clock set 11:00:00 DEC 20 2010","要想让思科路由器成为权威的NTP服务器,必须使用什么命令",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],122317173,[45,46,47,48],"系统日志","NTP","SNMP","NetFlow","可以通过配置下列哪种协议或服务来向网络管理员发送警告网络事件(例如路由器上的 CPU 使用率极高)的非请求消息",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],122317178,[54,55,56,57],"默认情况下,系统日志严重级别为4的警告及更高严重级别的消息会发往外部的系统日志服务器","严重性级别7消息只能通过终端线路进行访问","严重性级别О是最严重的严重性级别","严重性级别为7的系统日志表示的是可能会导致系统无法使用的紧急情况","下列哪个语句描述了系统日志消息的严重性级别",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],122317187,[63,64,65,66],"SNMP使用的通信协议","装载管理软件并由管理员用于监控网络的计算机","保留了关于网络性能的数据库设备","被SNMP管理的设备上所安装的软件","什么是 SNMP 管理代理",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],122317195,[72,73,74,75],"从路由器的NVRAM把配置文件复制到TFTP服务器","从路由器的RAM把配置文件复制到TFTP服务器","从TFTP服务器把配置文件复制到路由器的RAM","从TFTP服务器把配置文件复制到路由器的NVRAM","网络管理员在路由器上执行了 copy tftp running-config 命令.这位管理员想要达到什么目的",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],122317202,[81,82,83,84],"按分层结构组织OID.MIB中的信息无法更改","MIB中的信息无法更改","以简单的方式组织信息以便 SNMP快速访问","对于网络中的任何给定设备,都存在单独的MIB树","MIB 有什么特点",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],122317206,[90,91,92,93],"copy flash0: tftp","copy flash0: c1900-universalk9-mz.SPA.152-4.M3.bin","copy tftp: flash0","copy c1900-universalk9-mz.SPA.152-4.M3.bin tftp","网络工程师会使用哪个命令在路由器上恢复IOS映像c1900-universalk9-mz.SPA.152-4.M3.bin",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],122317210,[99,100,101,102],"显示路由表和有关直连的思科设备的其他信息","显示路由器ID和有关OSPF 邻居的其他信息","显示设备ID和有关直接相连的思科设备的其他信息","显示线路状态和有关直连的思科设备的其他信息","管理员为什么要在路由器上执行 show cdp neigbors 命令"]