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3Com CS/3000

Terminal Server

Basic Information

Manufacturer
3Com
Model
CS/3000
╰ Also known as
3C5445
3C5446
Device Type
Terminal Server
Release Year
1991

Rack Mounting

Rackmountable
Yes
Rack Units
3U

Power

Power Supply
Internal

Expansion Slots

Qty Form Factor(s)
1x Ethernet Interface Module
3x SAM (Serial Asynchronous Module)

Fixed Interfaces

Data Interfaces

Qty Speed Protocol / Signaling Interface Notes
1x — SPP/EPP/ECP DB-25
Parallel printer port

Management Interfaces

Qty Type Interface Pinout Notes
1x — DB-9 (DE-9) —
Unused
1x Console DB-9 (DE-9) —

Software & Docs

Name Type Description
CS/3000 Series Communications Server Installation Guide Documentation
—

Compatible Modules

Ethernet Interface Module

SAM (Serial Asynchronous Module)

Serial

Change History

Updated ben 2026-03-15 21:49
  • Also known as: 3C5446 → 3C5445 3C5446
Updated ben 2026-03-15 21:36
Updated ben 2026-03-15 21:35
  • Status: Draft → Published
  • Added chassis slot: 1x Ethernet Interface Module
  • chassis slot: Changed Quantity
  • Added Network Interface: 1x SPP/EPP/ECP DB-25
  • Added Management Interface: 1x Console DB-9 (DE-9)
  • Added Management Interface: 1x DB-9 (DE-9)
  • Added Attachment: CS/3000 Series Communications Server Installation Guide
Updated ben 2026-03-15 19:36
  • Status: Published → Draft
  • Rackmountable: False → True
  • Rack units: (empty) → 3
  • Deleted Network Interface: 3x 64kbps EIA-232 (RS-232) RJ-21 (Telco/Amphenol)
Updated ben 2026-03-15 19:26
  • Status: Draft → Published
  • Network Interface: Changed Speed value
  • Network Interface: Changed Speed unit