# Network Information

## Networking standards

### 10Base-T (Standard Ethernet)

- Speed: 10 Mbit/s
- Connectors: RJ45
- Cables: Twisted Pair (category 3)
- Wiring scheme: EIA/TIA 568B
- Maximum cable length: 100 m
- Star Topology

### 100Base-T (Fast Ethernet)

- Speed: 100 Mbit/s
- Connectors: RJ45
- Cables: Twisted Pair (category 5)
- Wiring scheme: EIA/TIA 568B
- Maximum cable length: 100 m
- Star Topology

### 1000Base-T (Gigabit Ethernet)

- Speed: 1000 Mbit/s
- Connectors: RJ45
- Cables: Twisted Pair (category 5 Enhanced)
- Wiring scheme: EIA/TIA 568B
- Maximum cable length: 100 m
- Star Topology

### 10Base-2 (Thin Ethernet)

- Speed: 10 Mbit/s
- Connectors: BNC
- Cables: RG58 (50 ohm)
- Maximum cable segment length: 185 m
- Maximum devices per cable segment: 30
- Minimum distance between devices: 0.3 m?
- Bus Topology
- Terminators in each end: 50 ohm

### 10Base-5 (Thick Ethernet)

- Speed: 10 Mbit/s
- Connectors: N-Type
- Cables: RG8
- Wiring scheme: EIA/TIA 568B
- Maximum cable length: 500 m
- Maximum devices per cable segment: 100
- Minimum distance between devices: 2.5 m
- Bus Topology
- Terminators in each end: 50 ohm

### TokenRing

- Speed: 4 or 16 Mbit/s
- Connectors: RJ45 or IBM Data Connector
- Cables: Twisted Pair (category 3)
- Maximum ring length: 168m at 16Mbit/s, 360 m at 4Mbit/s
- Maximum cable length: Depends on ring length and network layout
- Maximum devices per network: 72 (UTP) or 250-260 (Type1)
- Token based ring Topology (physical star, logical ring)

## Cabeling

### Twisted Pair

Category type | Bandwidth | Typical speed
--- | --- | ---
Category 3 | 16 MHz | 16 Mbit/s
Category 4 | 20 MHz | 20 Mbit/s
Category 5 | 125 MHz | 100 Mbit/s
Category 5 Enhanced | 125 MHz | 100 Mbit/s (1000Mbit/s with 1000BaseT)

###

Contributors: Joakim Ögren

Source:
From the head of Joakim Ögren

Copyright © The Hardware Book Team 1996-2001.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2001-06-08