DLE22-MA, DLE32-MA, DLE23-MA and DLE33-MA User’s Guide 2-1
CHAPTER 2NETWORK REQUIREMENTS
Before installing the DLE2X-MA and DLE3X-MA or Fast Ethernet
Interface Modules (DELTX-UI, DELFX-UI, or DELF3-UI), review the
requirements and specifications referred to in this chapter concerning the
following:
SmartTrunk (Section2.1)
10BASE-T Twisted Pair Network (Section2.2)
100BASE-TX Twisted Pair Network (Section2.3)
100BASE-FX Fiber Optic Network (Section2.4)
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 DLE2X-MA and DLE3X-MA to a network so they can
take advantage of the SmartTrunk feature, there are certain rules
concerning port connections and configurations that must be followed for
proper operation. Section5.20.1, SmartT runk Configuration Rules in
describes SmartTrunking and provides the configuration rules.
The Cabletron Systems Cabling Guide, referred to in the
DIGITAL World Wide Web site: http://www.networks.digital.com