{ "network": { "node_id": "network-7d5f6fdfd0b04e68aeebfb18474e4c4f", "keywords": [ "network" ], "children": [ { "网络初阶": { "node_id": "network-d41a109241504ac689c4180793d237fe", "keywords": [ "网络基础" ], "children": [ { "认识身边的计算机网络": { "node_id": "network-21e72df6dd5b40dcb57d2daabf9d87b2", "keywords": [ "网络拓扑的分类" ], "children": [ { "网络中的数据是如何传递的": { "node_id": "network-e0ad5915797348a88f55399a18ca858d", "keywords": [ "网络简介" ], "children": [ { "网络中的数据是如何传递的": { "keywords": [ "访问网页数据的传递过程" ], "children": [], "node_id": "network-90eb249a1a944545bec9375caa09b7ee", "keywords_must": [], "keywords_forbid": [] } }, { "我国网络的发展情况": { "keywords": [ "我国网络的发展的发展" ], "children": [], "node_id": "network-f5d2f2b5a7624f7a95ff3e1ab2fa4fc5", "keywords_must": [], "keywords_forbid": [] } }, { "什么是网络": { "keywords": [ "计算机之间相互独立自治", "通信介质", "网络协议", "资源共享" ], "children": [], "node_id": "network-8a6a24c32e154eb396619dbbfbdab0e7", "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "常见的网络设备": { "node_id": "network-16b1ac6767d947f4b9cf1be248239823", "keywords": [ "网络设备" ], "children": [ { "常见的网络设备": { "keywords": [ "终端设备", "中间设备" ], "children": [ { "终端设备": { "keywords": [ "服务器", "主机", "手机", "PAD", "智能家居" ], "children": [], "node_id": "network-2aacb5a4f5a64677ace490d4373d7628", "keywords_must": [], "keywords_forbid": [] } }, { "中间设备": { "keywords": [ "网卡", "集线器", "交换机", "无线路由器" ], "children": [], "node_id": "network-42e9982de4334db79ea829662e90ea2f", "keywords_must": [], "keywords_forbid": [] } } ], "node_id": "network-c83783f42f4d4fdcb71dd55d3087b7f0", "keywords_must": [], "keywords_forbid": [] }, "常见的网络介质": { "keywords": [ "双绞线", "光纤", "同轴电缆", "无线电波" ], "children": [ { "双绞线": { "keywords": [], "children": [], "node_id": "network-f554815cd83949e39076d2d740e309a0", "keywords_must": [], "keywords_forbid": [] } }, { "光纤": { "keywords": [], "children": [], "node_id": "network-677d34b090854749a8fbd56f52865021", "keywords_must": [], "keywords_forbid": [] } }, { "同轴电缆": { "keywords": [], "children": [], "node_id": "network-4609584ab42244e098cf66add5033ccd", "keywords_must": [], "keywords_forbid": [] } }, { "无线电波": { "keywords": [], "children": [], "node_id": "network-59c58501281c45d9a9df4b049bd97180", "keywords_must": [], "keywords_forbid": [] } } ], "node_id": "network-a454d60cdec4407eb74f3c48da96462a", "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "网络拓扑的分类": { "node_id": "network-05cf5084bf4b4f8dbb7040d4d53efbfa", "keywords": [ "网络拓扑的分类" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "认识网络模型": { "node_id": "network-903c0a65059e41a88036c457f48d9351", "keywords": [], "children": [ { "网络模型概述": { "node_id": "network-8afe66fc4e1e4f539061de800a0a23bf", "keywords": [ "网络模型概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "OSI模型": { "node_id": "network-bac5e201cd3f471aa09aef6f6bd9dd6a", "keywords": [ "OSI七层模型" ], "children": [ { "应用层": { "keywords": [], "children": [], "node_id": "network-ac91e22b3ac24c6386b20019c4aba448", "keywords_must": [], "keywords_forbid": [] } }, { "表示层": { "keywords": [], "children": [], "node_id": "network-156ddd7b67824333b94292ab1da4919d", "keywords_must": [], "keywords_forbid": [] } }, { "会话层": { "keywords": [], "children": [], "node_id": "network-0f8307081b334aad9456336908f73dcb", "keywords_must": [], "keywords_forbid": [] } }, { "传输层": { "keywords": [], "children": [], "node_id": "network-dbc95331ded1475c8fdfe91201d808a7", "keywords_must": [], "keywords_forbid": [] } }, { "网络层": { "keywords": [], "children": [], "node_id": "network-65553928adda488a9d4da9b8c44064f4", "keywords_must": [], "keywords_forbid": [] } }, { "数据链路层": { "keywords": [], "children": [], "node_id": "network-633b307649d44e84933c3718b04de58d", "keywords_must": [], "keywords_forbid": [] } }, { "物理层": { "keywords": [], "children": [], "node_id": "network-44a3707fb4334615b3916223cd3c8dbf", "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "TCPIP模型": { "node_id": "network-e7861382d8474d99b6c81866b3480346", "keywords": [ "TCP/IP模型" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "数据的封装和解封装": { "node_id": "network-9ca6243f54a446089eaf3a8f18dbdf5f", "keywords": [ "网络中的数据封装解封装" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "认识传输介质": { "node_id": "network-59a5b62a972247948a07ffcf892b56c9", "keywords": [ "认识传输介质" ], "children": [ { "物理层概述": { "node_id": "network-93a232d0cf754e6b87dcdd6f43f8cbc8", "keywords": [ "物理层概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "通信方式": { "node_id": "network-f5b3ff50904c4fed949e58640a143cfe", "keywords": [ "通信方式" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "网络通信的介质": { "node_id": "network-1ed5189882a04d6da48dc84617427b65", "keywords": [ "网络通信介质" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "认识中小型局域网": { "node_id": "network-60f0ba128ba74fa89c79e36884305783", "keywords": [ "LAN" ], "children": [ { "数据链路层的作用": { "node_id": "network-ec7441d074c1439285eab85cd1d35425", "keywords": [ "数据链路层的作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "MAC地址及分类": { "node_id": "network-45e9640d996c42d685c497fa6604a764", "keywords": [ "MAC", "MAC地址分类" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "交换机的作用": { "node_id": "network-770fb1807a7e4ef59c9f78e06685dd67", "keywords": [ "交换机的作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "交换机的工作原理": { "node_id": "network-e7f2ac802a3e4ac785b5f94d4935dcae", "keywords": [ "交换机工作原理", "MAC地址表的构建与转发" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "ARP协议的工作原理": { "node_id": "network-44c32ade1eb24e328d84b0970a82c874", "keywords": [ "ARP" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "VLAN": { "node_id": "network-da956c02f676454e8bcaa50e3cfa8e06", "keywords": [ "虚拟局域网", "VLAN" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "WLAN": { "node_id": "network-5dd420ebd67146afa5219a44cd614a47", "keywords": [ "无线局域网", "WLAN" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "PPP": { "node_id": "network-dd30314697c84cc1b696d77dd11aced9", "keywords": [ "PPP" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "跨区域网络的通信学习": { "node_id": "network-d32c188136234d198a3d27aaf251434f", "keywords": [ "网络层" ], "children": [ { "网络层的作用": { "node_id": "network-8d8288ccd2b64a109c4f557efe592ac3", "keywords": [ "网络层作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "IP协议的特点": { "node_id": "network-ab6bfd85ec3440dd89fea166da0be00c", "keywords": [ "IP地址" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "IPv4地址的分类和计算": { "node_id": "network-772cd2af7db94508840e1441a7574877", "keywords": [ "IP地址的计算", "子网划分" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "路由器的作用": { "node_id": "network-cbc2f413286e40fcad470f79d0da9f1d", "keywords": [ "路由器作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "路由表的工作原理": { "node_id": "network-9d424643d20e4d6a8e563debaad8f21a", "keywords": [ "三层转发原理", "路由查表转发过程", "路由器工作原理" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "静态路由": { "node_id": "network-edb91111e5ff435cbcf23f5537866369", "keywords": [ "静态路由" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "动态路由": { "node_id": "network-8dd155538a954267abe06242248a083e", "keywords": [ "动态路由" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "IPv6地址介绍": { "node_id": "network-1f93a31002cf4fe2924a8c513c4a4a5c", "keywords": [ "IPv6" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "应用程序间的数据传输": { "node_id": "network-5e7027e23eec4c67a7de74e9ab2caba8", "keywords": [ "传输层" ], "children": [ { "传输层的作用": { "node_id": "network-74e3d2800f35424a8e98ce089f7c27c6", "keywords": [ "传输层作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "端口号的分类、作用": { "node_id": "network-b9246efd155b47799dc02eb00175bd3d", "keywords": [ "传输层端口号" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "TCP协议的特点及应用": { "node_id": "network-85712193cdfa4d82bafaa0f4cd30e266", "keywords": [ "TCP协议特点", "三次握手" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "UDP协议的特点及应用": { "node_id": "network-4a3481cb7b03425582b40d1e0d2e0d51", "keywords": [ "UDP协议特点" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "支撑应用程序的协议": { "node_id": "network-94a13c6c52614895b92d569cb38b3c87", "keywords": [ "应用层" ], "children": [ { "应用层的作用": { "node_id": "network-ae82cb15ba26426a91e8a1cb474328ae", "keywords": [ "应用层作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "HTTP协议": { "node_id": "network-bd22073e575c4d4ea1325760a3912954", "keywords": [ "HTTP协议", "WEB服务" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "FTP协议": { "node_id": "network-14c66687e6e84ea68668d40b4cacd873", "keywords": [ "FTP协议", "文件传输协议" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "DNS协议": { "node_id": "network-656828c7f31c4f72ad230b9e3191161d", "keywords": [ "DNS协议", "域名系统", "域名解析" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "DHCP协议": { "node_id": "network-66b95999ea2147c4945a1456eb3baaee", "keywords": [ "DHCP协议", "动态获取IP地址" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "邮件协议": { "node_id": "network-c554312da0e0433c974d1e489be231e2", "keywords": [ "SMTP", "POP" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "网络中阶": { "node_id": "network-c2ad656b2d434cf2bddae5b67a54a30e", "keywords": [ "路由交换" ], "children": [ { "交换": { "node_id": "network-1c08cbe277804c9aa7d86a7cea45bb2b", "keywords": [ "交换" ], "children": [ { "VLAN": { "node_id": "network-ae056a3111bf495687aad5e94fc72b6b", "keywords": [ "VLAN" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "链路聚合": { "node_id": "network-9f63af019f97456bbf2da57a02268d26", "keywords": [ "链路聚合" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "STP": { "node_id": "network-47c1720cca854491a63065893b444aa0", "keywords": [ "生成树", "STP" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "路由": { "node_id": "network-2bdf012b3e71446da96b483fb9b9cdc4", "keywords": [ "路由" ], "children": [ { "RIP": { "node_id": "network-86a74a86c4634c7f991963d8c39c8200", "keywords": [ "RIP", "距离矢量路由协议" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "OSPF": { "node_id": "network-460e4f45b1dc4746a5e6d53df073d8f3", "keywords": [ "OSPF" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "ISIS": { "node_id": "network-872fb874602d49aeaf479aa555f768f7", "keywords": [ "ISIS" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "BGP": { "node_id": "network-d6e6178da70c4c488b4e6137a6f4f039", "keywords": [ "BGP" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "路由策略": { "node_id": "network-bfec537cc4e74fc0bde6968570bb0bda", "keywords": [ "路由策略" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "网络高阶": { "node_id": "network-fd72367657724abd93fd0e6c1b1584fc", "keywords": [], "children": [ { "PPP": { "node_id": "network-08302221308e40b38de8cf131dad13ad", "keywords": [ "PPP" ], "children": [ { "PPP概述": { "node_id": "network-a4dd1c4a69364d6dba624adaeafbafcb", "keywords": [ "PPP概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "PPP协议内容": { "node_id": "network-aa317ed09bf14c20bb86a1a08d5ec006", "keywords": [ "PPP工作过程" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "VRRP": { "node_id": "network-8ef0493e96804c9aa6696c9c8c1ae3ca", "keywords": [ "VRRP" ], "children": [ { "VRRP概述": { "node_id": "network-5d740cb0d9a8459f88543a83b6c7c5e8", "keywords": [ "VRRP概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "VRRP作用": { "node_id": "network-ca8d4d21ad474dfd83573e883cd821d5", "keywords": [ "VRRP作用" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "VRRP配置": { "node_id": "network-f8fb04c24a4e4d4dad049a963e1acdba", "keywords": [ "VRRP配置方法" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "QoS": { "node_id": "network-c52d5bcef40f45c5bc8a3941c73d2750", "keywords": [ "Qos" ], "children": [ { "QoS概述": { "node_id": "network-40f0e24cb89b479c82163e686b1271c4", "keywords": [ "Qos概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "QoS分类": { "node_id": "network-c0196e2fe2e846bc8a4c9bb338221528", "keywords": [ "Qos分类" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }, { "组播": { "node_id": "network-5cacb51f76b1406380810dfca6aa8ecf", "keywords": [ "组播" ], "children": [ { "组播概述": { "node_id": "network-62329d0f20164e04ab46de5bb10ac4da", "keywords": [ "组播概述" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "组播的工作原理": { "node_id": "network-0d31ea1646204361b903ff004a3a86c4", "keywords": [ "组播工作原理" ], "children": [], "keywords_must": [], "keywords_forbid": [] } }, { "组播协议": { "node_id": "network-4ef98f1a9632470c9983ab346a18bc73", "keywords": [ "组播协议" ], "children": [], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } } ], "keywords_must": [], "keywords_forbid": [] } }