Cabletron Systems SmartCell 6A000 - Manual (Page 68)

Appendix A-4 SmartCell 6A000 User Guide
Hardware Components Features and Specifications
Three types of I/O modules are available with different physical media types, but all are based on the same basic card
design.
Figure A-2 I/O modules
Table A-3 I/O port module media types
Module Type Characteristics
155 Mbps STS-3c/STM-1
SMF/MMF, 4 ports Provides one single-mode fiber optic (SMF) and three multimode fiber optic (MMF)
user interfaces, physically connected with male SC-type fiber optic cables. The first of
the four ports is the single-mode connection.
155 Mbps STS-3c/STM-1
MMF, 4 ports Provides four SC-Duplex multimode fiber optic (MMF) user interfaces, physically
connected with male SC-type fiber optic cables.
155 Mbps STS-3c/STM-1
UTP5, 4 ports Provides four Category 5 unshielded twisted pair (UTP-5) user interfaces, physically
connected with male RJ-45 cables.
NO SYNC D
ATA
NO SYNC D
ATA
1
2
3
4
1234
6A-IOM-21-4 6A-IOM-22-4
SM
NO SYNC D
ATA
1
2
3
4
6A-IOM-29-4
155 Mbps STS-3c/STM-1
UTP5, 4 Ports
155 Mbps STS-3c/STM-1
MMF, 4 Ports
155 Mbps STS-3c/STM-1
SMF/MMF, 4 Ports