Model EN104/EN108/EN116 Ethernet Hub Installation Guide
Congratulations on your purchase of the NETGEAR™ Model EN104, Model EN108, or Model
EN116 Ethernet hub. The hubs deliver standards-based, plug-and-play networking solutions for
small businesses, h ome offices, and low-dens ity workgroups of l arger companies.
In this installation guide, all three hubs are referred to collectively as the Model EN104/EN108/
EN116 hub. Each hub is listed individually when information is provided that refers to a specific
model.
The Model EN104/EN108/EN116 hub has the follow ing features:
• Four (on the Model EN104 hub), eight (on t he Mod el EN1 08 hu b) , and si xt een (on the Model
EN116 hub) vista 10BASE-T network ports (RJ-45) that provide 10 megabit per second
(Mbps) networking using simple unshielded twisted pair (UTP) wiring
• Built-in LED indi cators for at-a-glance status checks by vi sta networks ports
• AUI (not on the Model EN104 hub) or coaxial BNC backbone support for connecting to an
existing Ethernet segment or ext ernal transceiver, or for network expansion by connecting
multiple hubs together using twisted pair or coaxial cabling
• Uplink port for connecting to other hubs using simple straight-through cables
• Clear front-panel light-emitting diode (LED) indicators to monitor o verall hub status
• Plug-and-play installation with no software to configure
• Complete hub functions including packet retiming, collision detection, preamble
regeneration, and fragment extension
• Automatic partitioning and reconnection of a port that has excessive collisions or is jabbering
• Automatic polarity detection for recognizing and correcting incorrect polarity on the receive
pair
• Compact design, enabling easy tabletop or rack-mounting installation
• External power adapter
• Limited five-year warra nty on the unit and one-year warranty on the power supply
Start HereFeaturesPackage Contents
8731FA
Power
adapter
and cord
Mounting kit
Model EN116 hub
Model EN104 hub Model EN108 hub
or
or
Pwr
Col
EN104
10 BASE-T HUBLINK Rx
12345678
Pwr
Col
EN108
10 BASE-T HUB LINK Rx
12345678
Pwr
Col
EN116
10 BASE-T HUB
12345678
LINK Rx
Installation guide,
Warranty & Owner
Registration Card,
Support Information
Card