Chapter 1 Introduction; Micrommac-T Models; Figure 1-1 The Micrommac-T - Cabletron Systems MicroMMAC-22T User Manual

The MicroMMAC-T, shown in
IBM-compatible, SNMP-compliant, intelligent, stackable Multi-Media
Access Center (MMAC). The MicroMMAC-T is a versatile wiring hub
into which you can install a variety of products designed to provide a
range of functions to meet your particular network requirements. It
supports connection to up to four Cabletron Systems non-intelligent,
active STH hubs, allowing you to constitute one or more Token Ring
networks from a stack configuration.
(CRBRIM-W/T) Router/WAN Interface
System-Event
Message LCD
Management Access
and UPS Monitoring
Connection

1.1 MicroMMAC-T MODELS

All MicroMMAC-Ts are functionally and physically identical except for
the number and type of their lobe, or Trunk Connection Unit (TCU),
ports. MicroMMAC-T models are listed as follows:
MicroMMAC-22T – 12 active RJ45 lobe ports that support category
•
3, 4, and 5 UTP cabling
MicroMMAC-24T – 24 active RJ45 lobe ports that support category
•
3, 4, and 5 UTP cabling
MicroMMAC-42T – 12 active, shielded RJ45 lobe ports that support
•
IBM Type 1, 2, 6, and 9 STP cabling
MicroMMAC-44T – 24 active, shielded RJ45 lobe ports that support
•
IBM Type 1, 2, 6, and 9 STP cabling
CHAPTER 1
INTRODUCTION
Figure
LANVIEW LED System
Mo Monitoring and Diagnostics

Figure 1-1 The MicroMMAC-T

1-1, is an IEEE 802.5-based,
Consolidated SNA/SDLC, BSC,
LAN, WAN Connectivity (MicroSNAC)
RO Convertible
Lobe Ports
Media-Flexible
Ring Port
1-1