Gbic Module Slots - Cisco Catalyst 3550 Hardware Installation Manual
Multilayer switch
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Also See for Catalyst 3550:
- Command reference manual (794 pages) ,
- Installation manual (154 pages) ,
- Hardware installation manual (86 pages)
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Front-Panel Description
Note
GBIC Module Slots
Catalyst 3550 Multilayer Switch Hardware Installation Guide
1-4
100BASE-TX and 1000BASE-T traffic requires Category 5 cable. 10BASE-T
traffic can use Category 3 or 4 cables.
When connecting the switch to workstations, servers, routers, and Cisco IP
Phones, be sure that the cable is a straight-through, twisted-pair cable. When
connecting the switch to switches or hubs, use a crossover cable. Pinouts for
the cables are described in
Specifications."
The GBIC module slots support these modules to provide flexibility in media and
distance options:
•
1000BASE-SX GBIC module for fiber-optic connections of up to
550 meters.
•
1000BASE-LX/LH GBIC module for fiber-optic connections of up to
10 kilometers.
•
1000BASE-ZX GBIC module for fiber-optic connections of up to
100 kilometers.
•
1000BASE-T GBIC module for copper connections of up to 100 meters.
GigaStack GBIC module for creating a 1-Gbps stack configuration of up to
•
nine supported switches. The GigaStack GBIC supports one full-duplex link
(in a point-to-point configuration) or up to nine half-duplex links (in a stack
configuration) to other Gigabit Ethernet devices. Using the required Cisco
proprietary signaling and cabling, the maximum distance for a GigaStack
GBIC-to-GigaStack GBIC connection is 1 meter. Refer to your GigaStack
GBIC documentation for more information on supported switches.
Appendix B, "Connector and Cable
Chapter 1
Product Overview
78-11358-01
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