[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgEAW3y4QkJStJyRniSMaeRmUv4ZgBX3sQYpe7cVSBho":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2023-11-12 14:38:50",105269772,[8,9,10,11],"可以确保数据分组传输顺序","健壮性比无连接方式好","建立虚电路时需要进行路由选择","依据虚电路号(VC ID)进行数据分组转发",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},7,"0871fad0488cd8a92d80a76c4eeec0b9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7742a3490482ad1405c05e4dc9af0af9.png","计算机网络A","work_30717462","网络层-IP协议","下列关于虚电路网络的叙述中错误的是",[21,26,36,45,54,61,66],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":28,"id":29,"options":30,"question":35,"source":24,"type":25},[],"2023-11-12 14:38:51",105269775,[31,32,33,34],"35.230.0.0\u002F19","35.230.0.0\u002F20","35.230.32.0\u002F19","35.230.32.0\u002F20","某路由表中有转发接口相同的4 条路由表项,其目的网络地址分别为35.230.32.0\u002F21 、 35.230.40.0\u002F21 、35.230.48.0\u002F21 和35.230.56.0\u002F21 ,将该4 条路由聚合后的目的网络地址为( )",{"answer":37,"createTime":28,"id":38,"options":39,"question":44,"source":24,"type":25},[],105269777,[40,41,42,43],"PPP","IP","UDP","TCP","在TCP IP体系结构中,直接为ICMP提供服务的协议是",{"answer":46,"createTime":28,"id":47,"options":48,"question":53,"source":24,"type":25},[],105269778,[49,50,51,52],"180.80.76.0","180.80.76.255","180.80.77.255","180.80.79.255","某主机的IP地址为180.80.77.55,子网掩码为255.255.252.0.若该主机向其所在子网发送广播分组,则目的地址可以是",{"answer":55,"createTime":56,"id":57,"options":58,"question":59,"source":24,"type":60},[],"2024-01-07 20:27:37",128671967,[],"路由器R 通过以太网交换机连接两个网络, R 的接口、主机H1 和H2 的IP 地址与MAC 地址如下图所示.若H1 向H2 发送1 个IP 分组P,则H1 发出的封装P 的以太网帧的目的MAC 地址是(1)、H2 收到的封装P 的以太网帧的源MAC 地址是(2) 答案中英文字母请小写 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbab6c1de0aaf0eb380dd861c7c403963.png\">",2,{"answer":62,"createTime":56,"id":63,"options":64,"question":65,"source":24,"type":60},[],128671968,[],"某公司网络如图所示.IP 地址空间192.168.1.0\u002F24 被均分给销售部和技术部两个子网,并已分别为部分主机和路由器接口分配了IP 地址,销售部子网的MTU=1500B ,技术部子网的MTU=800B . 请回答下列问题. \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd27f366136dd8a0e2077de7d6e03be2.png\"> 销售部子网的广播地址是( ) 技术部子网的子网地址是( ) 若每个主机仅分配一个IP 地址,则技术部子网还可以连接( )台主机",{"answer":67,"createTime":56,"id":68,"options":69,"question":70,"source":24,"type":60},[],128671972,[],"如图所示为路由器R以及主机H1-H4的IP地址配置 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3dc7681fee8d1f160dcefb967ce52f83.png\"> 请回答: 连接交换机的路由器的接口IF1的IP应该是( ).请按*.*.*.*\u002F*形式回答 连接交换机的路由器的接口IF2的IP应该是( ).请按*.*.*.*\u002F*形式回答 连接交换机的路由器的接口IF3的IP应该是( ).请按*.*.*.*\u002F*形式回答 为确保H1-H4都能访问Internet,路由器R应该提供 ( )功能 H3发送目的IP为192.168.1.127的数据报,主机 ( )能收到"]