Chapter 2
Installation
Connecting to GBIC Module Ports
These sections describe how to connect to a GBIC module port.
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•
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For instructions about how to connect to the CWDM GBIC module ports, see the documentation that
came with that GBIC module.
For detailed instructions about installing, removing, and connecting to the GBIC module (the
1000BASE-X module, the 1000BASE-T module, the CWDM GBIC module, or the GigaStack module),
see the GBIC module documentation.
When connecting the ports on the Catalyst 2950G-24-EI-DC and Catalyst 2950ST-24 LRE 997 switches
to other devices, follow these guidelines:
To comply with the intrabuilding lightning surge requirements, intrabuilding wiring must be shielded,
Caution
and the shield for the wiring must be grounded at both ends.
The Catalyst 2950G-24-EI-DC or Catalyst 2950ST-24 LRE 997 switch is suitable only for intrabuilding
Caution
or nonexposed wiring connections.
Connecting to 1000BASE-X GBIC Module Ports
Do not remove the rubber plugs from the GBIC module port or the rubber caps from the fiber-optic cable
Caution
until you are ready to connect the cable. The plugs and caps protect the GBIC module ports and cables
from contamination and ambient light.
After installing the 1000BASE-X GBIC in the GBIC module slot, follow these steps:
Step 1
Remove the rubber plugs from the GBIC module port, and store them for future use.
Insert the SC connector in the fiber-optic receptacle (see
Step 2
OL-6156-01
Connecting to 1000BASE-X GBIC Module Ports, page 2-35
Connecting to 1000BASE-T GBIC Module Ports, page 2-36
Connecting to GigaStack GBIC Module Ports, page 2-37
Connecting to GBIC Module Ports
Figure
2-40).
Catalyst 2950 Switch Hardware Installation Guide
2-35