常见交换机路由器网络拓扑图.md

网络拓扑图

graph TD;
    subgraph WAN
    Internet[互联网]
    end

    subgraph LAN
    Router[路由器] --> |内网接口| Switch1[交换机1]
    Router --> |内网接口| Switch2[交换机2]
    Switch1 --> PC1[PC 1]
    Switch1 --> PC2[PC 2]
    Switch2 --> Terminal1[终端设备 1]
    Switch2 --> Terminal2[终端设备 2]
    Switch1 --> Switch3[交换机3]
    Switch3 --> PC3[PC 3]
    Switch3 --> Terminal3[终端设备 3]
    end

    Internet --> |外网接口| Router

    classDef router fill:#f9d5e5,stroke:#b84a62,stroke-width:2px;
    classDef switch fill:#eef5db,stroke:#d2b48c,stroke-width:2px;
    classDef device fill:#d5eaf4,stroke:#6b8ba4,stroke-width:2px;
    classDef internet fill:#c2cad0,stroke:#6b7b8b,stroke-width:2px,stroke-dasharray: 5, 5;

    class Router router;
    class Switch1,Switch2,Switch3 switch;
    class PC1,PC2,PC3,Terminal1,Terminal2,Terminal3 device;
    class Internet internet;