Cabletron Systems 2E43-51 User Manual

This chapter contains networking guidelines. Before installing and using 
the 2E43-51 or an optional Fast Ethernet Interface Module (FE-100TX, 
FE-100FX, or FE-100F3), review the requirements and specifications 
outlined in this chapter concerning the following:

SmartTrunk (

10BASE-T Twisted Pair Network (

100BASE-TX Twisted Pair Network (

)

100BASE-FX Fiber Optic Network (

)

The network installation must meet the guidelines to ensure satisfactory 
performance of this equipment. Failure to follow the guidelines may 
produce poor network performance. 

To connect the 2E43-51 into a network so that 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.

When connecting a 10BASE-T segment to any of the 2E43-51 ports 
(ENET 1 through ENET 4), ensure that the network meets IEEE 802.3 
Ethernet network requirements for 10BASE-T. Refer to the Cabletron 
Systems Cabling Guide for details.

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/