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2E4X-27R Overview
2E48-27R/2E49-27R User’s Guide 1-7
1.3.10 Optional Features
Options for the 2E4X-27R are Fast Ethernet Interface Modules and High
Speed Interface Modules, which add remote uplink capability.
Cabletron Systems provides Fast Ethernet Interface Modules to support
uplinks to 100 Mbps Ethernet backbones or high speed connections to
local servers. Table 1-1 provides a list of the Fast Ethernet Interface
Modules.
.
High Speed Interface Modules (HSIMs) are available from Cabletron
Systems for additional connectivity to various networking technologies.
The HSIMs available for the 2E4X-27R are listed in the Release Notes.
Table 1-1 Fast Ethernet Interface Modules
P/N Description Application
FE-100TX
Uses RJ45
connector
Supports Category 5 Unshielded Twisted Pair
(UTP) cabling, which has an impedance of 85 to
111 ohms, and type 1A Shielded Twisted Pair
(STP) cabling.
FE-100FX
Uses SC
connector
Supports multimode fiber optic cabling.
FE-100F3
Uses SC
connector
Supports single mode fiber optic cabling.