Connecting To An Sfp Module - Cisco Catalyst 3750 Hardware Installation Manual
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- Command reference manual (1154 pages) ,
- Software configuration manual (926 pages) ,
- Hardware installation manual (231 pages)
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Chapter 2
Switch Installation
Note
Connect the other end of the cable to an RJ-45 connector on the other device. The port LED turns on
Step 2
when both the switch and the connected device have established link.
The port LED is amber while Spanning Tree Protocol (STP) discovers the topology and searches for
loops. This takes about 30 seconds, and then the port LED turns green. If the port LED does not turn on,
the device at the other end might not be turned on, or there might be a cable problem or a problem with
the adapter installed in the attached device. See
problems.
Reconfigure and reboot the connected device if necessary.
Step 3
Repeat Steps 1 through 3 to connect each device.
Step 4
Figure 2-55
Connecting to an SFP Module
This section describes how to connect to SFP modules. For instructions on how to connect to fiber-optic
SFP modules, see the
connect to 1000BASE-T SFP modules, see the
For instructions on installing or removing an SFP module, see the
Modules" section on page
OL-6336-06
Many legacy powered devices, including older Cisco IP phones and access points that do not
fully support IEEE 802.3af, might not support PoE when connected to the switches by a
crossover cable.
Connecting to an Ethernet Port
S Y S T
R P S
M A S T R
S T A T
D U P L X
S P E E D
S T A C K
M O D E
"Connecting to 1000BASE-T SFP Modules"
2-35.
Chapter 3, "Troubleshooting,"
1
2
1X
2X
section. For instructions on how to
"Connecting to 1000BASE-T SFP Modules"
"Installing and Removing SFP
Catalyst 3750 Switch Hardware Installation Guide
Connecting to an SFP Module
for solutions to cabling
3
4
5
6
7
8
9
1 0
1 1
1 2
11 X
12 X
section.
2-43
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