Classroom network

(The following diagram is available as an 8.5" x 11" page in DjVu format. Click it to go to the downloadable image page and click that to get a full-size image)

Network diagram

File:HacDC Network.djvu Diagram of classroom network devices and cables,
traced and documented by Bobby circa 2019.03.18

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The following text is almost verbatim from Bobby's e-mail message. I have attempted basic formatting but it could use more reformatting work (probably as a wiki table) to make it readable.

On floor below clock:

  Netgear ProSAFE 16-Port Gigabit Click Switch
         1 - gray   - TP-Link Router 2
         2 - gray   - Printer (paper) computer
        14 - white  - open (by laser cutter)
        16 - orange - renderadmin computer
    others -          no connection

On bottom shelf over sink:

  LinkSys VOIP Voice
    Phone    - phone cable - Uniden EX18560 phone
    Internet - blue        - LinkSys switch 6

  C7 TP-Link AC1750 Wireless Dual-Band Gigabit Router
    Internet   - blue   - D-Link switch
    Ethernet 1 - gray   - open
             2 - yellow - TP-Link switch 7

On middle shelf over sink:

  D-Link Wireless AC750 Dual-Band Router DIR-817LW
    LAN 4    - blue - TP-Link switch 8
    Internet - gray - LinkSys switch 5

  TP-Link TL-SG1008D Gigabit Switch
  (Numbering from left to right)
    1 - yellow - wall socket
    2 - gray   - Netgear switch 1
    3 - blue   - 3D printer computer
    4 -          no connection
    5 - black  - Linksys switch 1
    6 -          no connection
    7 - yellow - TP-Link router Ethernet 2
    8 - blue   - D-Link router LAN 4

  Linksys Gigabit 8-Port Workgroup Switch 
  (Numbering from right to left)
    1 - black - TP-Link switch 5
    2 -         no connection
    3 - gray  - open (below HARC)
    4 - black - open (below HARC)
    5 - gray  - D-Link router Internet
    6 - blue  - Linksys VOIP Voice Internet
    7 - blue  - open (below HARC)
    8 -         no connection

On table below TV screen:

  D-Link igreen DGS-1005D switch
    1 - blue   - TP-Link router Internet
    2 - gray   - open
    3 -          no connection
    4 -          no connection
    5 - yellow - TV computer

If I read this right 3 of the 4 switches are unnecessary!