Appendix D

Installing GBICs

This appendix describes how to install the gigabit interface converters (GBICs) in the Passport 8108GBIC module.

The following GBIC versions are available for the Passport 8108GBIC switch module:

100BASE-SX—uses multimode fiber over distances up to 550 meters

100BASE-LX—uses multimode fiber over distances up to 550 meters or single-mode fiber over distances up to 10 kilometers (km)

100BASE-XD—uses single-mode fiber over distances up to 50 km

100BASE-ZX—uses single-mode fiber over distances up to 70 km

GBICs are available in two styles (Figure D-1). One type has two spring tabs at the front of the GBIC; the other type has an extractor handle on the front.

9702FA

Figure D-1. Types of GBICs

GBICs are shipped with a protective rubber plug in the connectors. Leave the plug in place when no cables are connected to the GBIC.

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Nortel Networks 1000BASE-XD, 8100 manual Appendix D Installing GBICs, Figure D-1. Types of GBICs