Mcc-16 Functional Overview - Cabletron Systems MCC-16 User Manual

INTRODUCTION

1.1 MCC-16 FUNCTIONAL OVERVIEW

The MCC-16 Media Conversion Center holds up to 16 CMs. The CMs
(listed in Table 1-1) can be used in any combination to accommodate
various types of Token Ring connections.
Table 1-1
Conversion
Module (CM)
MCC-FRIO
(Fiber
Ring In/Out)
MCC-DFL
(Dual Fiber
Link)
MCC-CRIO
(Copper
Ring In/Out)
MCC-D2PM
(Dual 2-Port
MAU)
The MCC-16 features:
Compatibility with all Token Ring IEEE 802.5 compliant devices.
•
• Ability to operate at 16 Mbps or 4 Mbps ring speeds.
Auto-sensing RJ45 ports that accept both Shielded Twisted Pair (STP)
•
and Unshielded Twisted Pair (UTP) cabling.
Active Re-timing with Jitter Reduction Circuitry that effectively
•
reduces jitter.
1-2
Port And Media Type Of Conversion Modules
Type of Ports on the CM
Twisted Pair
(RJ45 Ports)
Two lobe ports
Two configurable
ports (station,
lobe, RI, or RO)
Two lobe ports
One set RI/RO
ports
Four lobe ports
Multimode Fiber
(ST Ports)
One set RI/RO
ports
Two configurable
ports (station,
lobe, RI, or RO)
Not applicable
Not applicable
See
Chapter
Below
For More
Information
Chapter 4
Chapter 5
Chapter 6
Chapter 7