Network Topology at Home

Simple

flowchart TD
    0[Optical Fiber] --> 1
    1[/Optical Modem\] --> 2{{Router}}
    2 --> PC
    2 --> SmartTV
    2 --> Mobile

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Normal

graph TD
    0[Optical Fiber] --> A
    A[/Optical Modem\] --> B{{Router}}
    B --> C[Switch]
    C --> SmartTV
    C --> n[(NAS)]
    B --> Mobile
    B --> D{{Access Point 1}}
    D --> Mobile
    D --> p[PC in Bedroom]
    B --> E{{Access Point 2}}
    E --> Mobile
    E --> q2[PC in Living Room]

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Use a switch to speed up the internal network

graph TD
    0[Optical Fiber] --> A
    A[/Optical Modem\] --> B{{Switch}}
    B --> X{{Main Router}} --> C[Switch]
    X --> Mobile
    C --> SmartTV
    C --> n[(NAS)]
    B --> Mobile
    B --> D{{Access Point 1}}
    D --> Mobile
    D --> p[PC in Bedroom]
    B --> E{{Access Point 2}}
    E --> Mobile
    E --> q2[PC in Living Room]