Chapter 2: Network Requirements; 10Base-T Network - Enterasys Gold Distributed Forwarding Engine 4H4202-72 Hardware Installation Manual

Before installing the module, review the requirements and specifications referred to in
this chapter concerning the following:
• 10BASE‐T Network (page 2‐1)
• 100BASE‐TX Network (page 2‐2)
• 100BASE‐FX Fiber‐Optic Network (page 2‐2)
The network installation must meet the requirements to ensure satisfactory performance
of this equipment. Failure to do so will produce poor network performance.

10BASE-T Network

When connecting a 10BASE‐T segment to any of the module fixed front panel ports of the
4H4282‐49, 4H4283‐49, 4H4203‐72, and 4H4202‐72, ensure that the network meets the
Ethernet network requirements of the IEEE 802.3‐2002 standard for 10BASE‐T. Refer to the
Cabling Guide for details.
Note: The Enterasys Matrix DFE-Gold Series Configuration Guide and the Cabling Guide
referred to in the following sections can be found on the Enterasys Networks World Wide
Web site: http://www.enterasys.com/support/manuals.
Refer to "Related Documents"
Note: If a port is to operate at 100 Mbps, Category 5 cabling must be used. Category 3
cabling does not meet 100 Mbps specifications. For 10 Mbps operation only, Category 3 or
Category 5 cabling can be used. Refer to
information about 100BASE-TX networks and cabling.
Enterasys Matrix DFE-Gold Series Modules Hardware Installation Guide 2-1
Network Requirements
on page xvi for more information.
"100BASE-TX Network"
2
on page 2-2 for