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2E48-27R/2E49-27R User’s Guide 2-1
CHAPTER 2
NETWORK REQUIREMENTS
Before installing the 2E4X-27R or Fast Ethernet Interface Module
(FE-100TX, FE-100FX, or FE-100F3), review the requirements and
specifications referred to in this chapter concerning the following:
• SmartTrunk (Section 2.1)
• 10BASE-F Fiber Optic Network (Section 2.2)
• FOIRL Fiber Optic Network (Section 2.3)
• 100BASE-TX Twisted Pair Network (Section 2.4)
• 100BASE-FX Fiber Optic Network (Section 2.5)
The network installation must meet the guidelines to ensure satisfactory
performance of this equipment. Failure to follow the guidelines may
produce poor network performance.
2.1 SmartTrunk
To connect the 2E4X-27R to a network so it can take advantage of the
SmartTrunk feature, there are certain rules concerning port connections
and configurations that must be followed for proper operation. Refer to
the Cabletron Systems SmartTrunk User’s Guide for additional
information.
2.2 10BASE-F NETWORK
When connecting a 10BASE-F segment to any of the 2E48-27R ports
(Interfaces 1 through 24), ensure that the network meets the Ethernet
network requirements of the IEEE 802.3 standard for 10BASE-F. Refer to
the Cabletron Systems Cabling Guide for details.
NOTE
The Cabletron Systems
Cabling Guide
and
SmartTrunk User’s
Guide
, referred to in the following sections, can be found on the
Cabletron Systems World Wide Web
site: http://www.cabletron.com/