Cisco ME 3400 Ethernet Access Switch
Hardware Installation Guide
August 2007
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Text Part Number: OL-7677-04
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OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY.
The following inform ation is for FCC compliance of Class A devices: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant
to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio-frequency energy and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case users will be required
to correct the interference at their own expense.
The following information is for FCC compliance of Class B devices: The equipment described in this manual generates and may radiate radio-frequency energy. If it is not
installed in accordance with Cisco’s installation instructions, it may cause interference with radio and television reception. This equipment has been tested and found to
comply with the limits for a Class B digital device in accordance with the specifications in part 15 of the FCC rules. These specifications are designed to provide reasonable
protection against such interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation.
Modifying the equipment without Cisco’s written authorization may result in the equipment no longer complying with FCC requirements for Class A or Class B digital
devices. In that event, your right to use the equipment may be limited by FCC regulations, and you may be required to correct any interference to radio or television
communications at your own expense.
You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its
peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures:
• Turn the television or radio antenna until the interference stops.
• Move the equipment to one side or the other of the television or radio.
• Move the equipment farther away from the television or radio.
• Plug the equipment into an outlet that is on a different circuit from the television or radio. (That is, make certain the equipment and the television or radio are on circuits
controlled by different circuit breakers or fuses.)
Modifications to this product not authorized by Cisco Systems, Inc. could void the FCC approval and negate your authority to operate the product.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
Obtaining Documentation, Obtaining Support, and Security Guidelinesx
CHAPTER
1Product Overview1-1
Setting up the Switch1-1
Switch Models1-1
Front Panel Description1-2
Cisco ME 3400-24TS AC and DC Switches Front Panel1-3
Cisco ME 3400-24FS Switch AC Switch Front Panel1-4
Cisco ME 3400G-12CS AC and DC Switches Front Panel1-4
Cisco ME 3400G-2CS Switch Front Panel1-5
10/100 Ports (Only the Cisco ME-3400-24TS Switches)1-6
Dual-Purpose Ports (Only the Cisco ME 3400G-12CS and Cisco ME 3400G-2CS Switches)1-6
SFP Module Ports1-7
SFP Modules1-7
SFP Module Patch Cable1-8
LEDs1-8
System LED1-8
Power Supply LEDs (Only Cisco ME 3400G-12CS Switches)1-10
Port LEDs1-10
Dual-Purpose Port LEDs1-11
Console Port1-11
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Rear Panel Description1-12
Cisco ME 3400-24TS Switch Rear Panel1-12
Cisco ME 3400-24FS Switch Rear Panel1-12
Cisco ME 3400G-12S Switch Rear Panel1-13
Cisco ME 3400-2CS Switch Rear Panel1-13
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
iii
Contents
Power Supply Features1-13
Cisco ME AC Switch Power Supply1-14
Cisco ME DC Switch Power Supply1-14
Management Options1-14
Network Configurations1-14
CHAPTER
2Switch Installation2-1
Preparing for Installation2-1
Warnings2-1
Cisco ME 3400-24TS Switches2-4
Cisco ME 3400G-12CS Switches2-4
Installation Guidelines2-4
Verifying Switch Operation2-5
Powering Off the Switch2-5
Installing the Switch2-5
Rack-Mounting2-6
Removing Screws from the Switch2-6
Attaching Brackets to the Switch2-7
Attaching Brackets for ETSI Racks2-12
Mounting the Switch in a Rack2-13
Wall-Mounting2-14
Attaching the Brackets to the Switch for Wall-Mounting2-14
Mounting the Switch on a Wall2-15
Table- or Shelf-Mounting2-16
Inserting and Removing the SFP Module Patch Cable2-19
Connecting to the 10/100 and 10/100/1000 Ports2-20
Connecting to SFP Modules2-21
Connecting to Fiber-Optic SFP Modules2-21
Connecting to 1000BASE-T SFP Modules2-22
Connecting to Dual-Purpose Ports2-23
Where to Go Next2-24
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
OL-7677-04
Contents
CHAPTER
3Troubleshooting3-1
Diagnosing Problems3-1
Check Switch POST Results3-1
Check Switch LEDs3-2
Check Switch Connections3-2
Bad or Damaged Cable3-2
Ethernet and Fiber Cables3-2
Link Status3-2
SFP Module Port Issues3-3
Port and Interface Settings3-3
Ping the End Device3-3
Spanning Tree Loops3-3
Check Switch Performance3-4
Speed, Duplex, and Autonegotiation3-4
Autonegotiation and NIC Cards3-4
Cabling Distance3-4
How to Clear the Switch IP Address and Configuration3-4
SFP Module Cable SpecificationsB-4
Two Twisted-Pair Cable PinoutsB-5
Four Twisted-Pair Cable Pinouts for 1000BASE-T PortsB-6
Crossover Cable and Adapter PinoutsB-6
Identifying a Crossover CableB-6
Adapter PinoutsB-7
BTechnical SpecificationsA-1
CConnecting to DC PowerC-1
Preparing for InstallationC-1
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Grounding the SwitchC-2
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
v
Contents
Preparing the Ground WireC-2
Connecting the Grounding Wire to Earth GroundC-5
Wiring the DC-Input Power SourceC-6
Cisco ME 3400-24TS SwitchesC-7
Cisco ME 3400G-12CS SwitchesC-7
All Cisco ME 3400 SwitchesC-7
APPENDIX
I
NDEX
DConfiguring the Switch with the CLI-Based Setup ProgramD-1
Accessing the CLI Through the Console PortD-1
Starting the Terminal-Emulation SoftwareD-1
Entering the Initial Configuration InformationD-2
IP SettingsD-2
Completing the Setup ProgramD-2
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Audience
Preface
This guide is for the networking or computer technician responsible for installing the Cisco Metro
Ethernet (ME) 3400 Series Ethernet Access switch, also known as the switch. We assume that you are
familiar with the concepts and terminology of Ethernet and local area networking. If you are interested
in more training and education in these areas, learning opportunities including training courses,
self-study options, seminars, and career certifications programs are available on the Cisco Training &
Events web page:
http://www.cisco.com/web/learning/index.html
Purpose
This guide describes the hardware features of the Cisco ME switch. It describes the physical and
performance characteristics of the switch, explains how to install it, and provides troubleshooting
information.
This guide does not describe system messages that you might receive or how to configure your switch.
For more information, see the switch software configuration guide, the switch command reference, and
the switch system message guide on the Cisco.com Product Documentation home page at:
Chapter 1, “Product Overview,” is a physical and functional overview of the Cisco ME switch. It
describes the switch ports, the standards that they support, and the switch LEDs.
Chapter 2, “Switch Installation,” has the procedures on how to power the switch, how to install the
switch in a rack, on a wall, on a table, or on a shelf, and how to make port connections.
Chapter 3, “Troubleshooting,” describes how to identify and resolve some of the problems that might
arise when installing the switch.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
vii
Conventions
Appendix A, “Connector and Cable Specifications,” describes the connectors, cables, and adapters that
can be used to connect to the switch.
Appendix B, “Technical Specifications,” lists the physical and environmental specifications for the
switches and the regulatory agency approvals.
Appendix C, “Connecting to DC Power”describes how to connect the Cisco ME switch to a direct
current (DC)-input power source.
Appendix D, “Configuring the Switch with the CLI-Based Setup Program,” has an installation and setup
procedure for a standalone switch.
Conventions
This document uses these conventions and symbols for notes, cautions, and warnings:
NoteMeans reader take note. Notes contain helpful suggestions or references to materials not contained in
this manual.
Preface
CautionMeans reader be careful. In this situation, you might do something that could result in equipment
damage or loss of data.
Warning
IMPORTANT SAFETY INSTRUCTIONS
This warning symbol means danger. You are in a situation that could cause bodily injury. Before you
work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar
with standard practices for preventing accidents. Use the statement number provided at the end of
each warning to locate its translation in the translated safety warnings that accompanied this
device.
SAVE THESE INSTRUCTIONS
Statement 1071
The safety warnings for this product are translated into several languages in the Regulatory Compliance
and Safety Information for the Cisco ME 3400 and ME 2400 Ethernet Access Switches that ships with
the product. The EMC regulatory statements are also included in that guide.
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Preface
Related Publications
You can order printed copies of documents with a DOC-xxxxxx= number. For more information, see the
“Obtaining Documentation, Obtaining Support, and Security Guidelines” section on page x.
These documents provide complete information about the switch and are available from this
Cisco.com site:
Cisco Gigabit Ethernet Transceiver Modules Compatibility Matrix (not orderable but available on
Cisco.com)
• Cisco 100-Megabit Ethernet SFP Modules Compatibility Matrix (not orderable but available on
Cisco.com)
• Cisco CWDM SFP Transceiver Compatibility Matrix (not orderable but available on Cisco.com)
• Cisco Small Form-Factor Pluggable Modules Compatibility Matrix (not orderable but available on
Cisco.com)
• Compatibility Matrix for 1000BASE-T Small Form-Factor Pluggable Modules (not orderable but
available on Cisco.com)
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
ix
Obtaining Documentation, Obtaining Support, and Security Guidelines
Obtaining Documentation, Obtaining Support, and Security
Guidelines
For information on obtaining documentation, obtaining support, providing documentation feedback,
security guidelines, and also recommended aliases and general Cisco documents, see the monthly
What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical
documentation, at this URL:
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
x
OL-7677-04
CHA PTER
1
Product Overview
The Cisco Metro Ethernet (ME) 3400 Ethernet Access switch—referred to as the switch—is an
Ethernet access switch to which you can connect other network devices, such as routers, other switches,
a home access gateway (HAG), or a computer. This chapter provides a functional overview of the
Cisco ME switch. These topics are included:
• Setting up the Switch, page 1-1
• Switch Models, page 1-1
• Front Panel Description, page 1-2
• Rear Panel Description, page 1-12
• Power Supply Features, page 1-13
• Management Options, page 1-14
Setting up the Switch
See the Cisco ME 3400 and Cisco ME 2400 Ethernet Access Switches Getting Started Guide that shipped
with the switch for instructions on how to initially configure your switch. The getting started guide also
covers switch management options, basic rack-mounting procedures, port and module connections,
power connection procedures, and troubleshooting help.
For instructions on setting up your switch using the command-line interface (CLI), see Appendix D,
“Configuring the Switch with the CLI-Based Setup Program.”
Switch Models
The Cisco ME switch can be deployed as a backbone switch, aggregating 10BASE-T, 100BASE-TX,
1000-BASE-T, and fiber-optic Ethernet traffic from other network devices.
Depending on your model, the switches support either AC or DC power. See the switch software
configuration guide for examples that show how you might deploy the switch in your network.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-1
Chapter 1 Product Overview
Front Panel Description
Table 1-1 describes the switch models.
Table 1-1Cisco ME 3400 Switch Models
Switch ModelPart NumberDescription
Cisco ME 3400-24TS-ACME-3400-24TS-A24 10/100 FastEthernet ports and 2 small form-factor pluggable (SFP)
module ports, AC power
Cisco ME 3400-24TS-DCME-3400-24TS-D24 10/100 FastEthernet ports and 2 SFP module ports, DC power
Cisco ME 3400G-12CS-AC ME-3400G-12CS-A 12 dual-purpose ports and 4 SFP module ports, AC power
Cisco ME 3400G-12CS-DC ME-3400G-12CS-D 12 dual-purpose ports and 4 SFP module ports, DC power
Cisco ME 3400G-2CSME 3400G-2CS2 dual-purpose ports and 2 SFP module ports, AC power
Front Panel Description
The switch front panel includes the 10/100 ports or dual-purpose ports (that you can configure as either
10/100/1000 Ethernet ports that use RJ-45 connectors or for SFP modules), dedicated SFP module ports,
switch LEDs, power connectors, and the console port.
The front panels are described in these sections:
• Cisco ME 3400-24TS AC and DC Switches Front Panel, page 1-3
• Cisco ME 3400-24FS Switch AC Switch Front Panel, page 1-4
• Cisco ME 3400G-12CS AC and DC Switches Front Panel, page 1-4
• Cisco ME 3400G-2CS Switch Front Panel, page 1-5
• 10/100 Ports (Only the Cisco ME-3400-24TS Switches), page 1-6
• Dual-Purpose Ports (Only the Cisco ME 3400G-12CS and Cisco ME 3400G-2CS Switches),
page 1-6
• SFP Module Ports, page 1-7
• LEDs, page 1-8
• Console Port, page 1-11
1-2
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
Cisco ME 3400-24TS AC and DC Switches Front Panel
Figure 1-1 shows the Cisco ME 3400G-24TS AC switch front panel. Figure 1-2 shows the
Cisco ME 3400G-24TS DC switch front panel. The 10/100 Fast Ethernet ports are grouped in pairs.
The first member of the pair (port 1) is above the second member (port 2) on the left. Port 3 is above
port 4, and so on. The Gigabit Ethernet uplink SFP module ports are numbered 1 and 2.
Figure 1-1Cisco ME 3400-24TS AC Ethernet Access Switch Front Panel
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Figure 1-2Cisco ME 3400-24TS DC Ethernet Access Switch Front Panel
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-3
Front Panel Description
Cisco ME 3400-24FS Switch AC Switch Front Panel
The Cisco ME 3400-24FS AC switch has 24 100BASE-FX SFP module ports and 2 Gigabit Ethernet
SFP module ports, as shown in Figure 1-3. The first member of the pair (port 1) is above the second
member (port 2) on the left. Port 3 is above port 4, and so on. The Gigabit Ethernet uplink SFP module
ports are numbered 1 above and 2 below.
Figure 1-3Cisco ME 3400-24FS AC Ethernet Access Switch Front Panel
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Chapter 1 Product Overview
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1AC power connector4100BASE-FX SFP module ports7Cable lock
2System LED5Gigabit Ethernet SFP module ports
3Console port6Ground connector
Cisco ME 3400G-12CS AC and DC Switches Front Panel
The Cisco ME 3400G-12CS AC and DC switches have dual-purpose ports, numbered 1 through 12, as
shown in Figure 1-4 (Cisco ME 3400G-12CS-AC switch) and Figure 1-5 (Cisco ME 3400G-12CS-DC
switch). You can configure the dual-purpose ports as either 10/100/1000 ports that use RJ-45 connectors
or configure them for SFP modules. The Gigabit Ethernet uplink SFP module ports are numbered 13
through 16.
Figure 1-4Cisco ME 3400G-12CS-AC Ethernet Access Switch Front Panel
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
CONSOLE
Figure 1-5Cisco ME 3400G-12CS-DC Ethernet Access Switch Front Panel
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Front Panel Description
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The Cisco ME 3400G-2CS switch has two dual-purpose ports, numbered 1 and 2, as shown in
Figure 1-6. You can configure the dual-purpose ports as either 10/100/1000 ports that use RJ-45
connectors or configure them for SFP modules. The Gigabit Ethernet uplink SFP module ports are
numbered 3 and 4.
Figure 1-6Cisco ME 3400G-2CS Ethernet Access Switch
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-5
Front Panel Description
10/100 Ports (Only the Cisco ME-3400-24TS Switches)
You can set the 10/100 ports on the Cisco ME 3400-24TS switches to operate in any combination of
half duplex, full duplex, or 10 or 100 Mb/s. You can set the ports for speed and duplex autonegotiation,
in compliance with IEEE 802.3ab. The default setting is autonegotiate.
When set for autonegotiation, the port senses the speed and duplex settings of the attached device and
advertises its own capabilities. If the connected device also supports autonegotiation, the switch port
negotiates the best connection (the fastest line speed that both devices support and full-duplex
transmission if the attached device supports it) and configures itself accordingly. In all cases, the
attached device must be within 328 feet (100 meters).
User-network interfaces (UNIs) and network node interfaces (NNIs) are supported on the Cisco ME
switches. UNIs are typically connected to a host, such as a PC or a Cisco IP phone. NNIs are typically
connected to a router or to another switch. By default, the 10/100 ports on the Cisco ME switch are
configured as UNIs.
A port can be reconfigured from UNI to NNI and the reverse. When a port is reconfigured as another
interface type, it inherits all the characteristics of that interface type. All ports on the Cisco ME switch
are either UNI or NNI at any time.
For information on configuring interfaces, see the software configuration guide.
Chapter 1 Product Overview
Dual-Purpose Ports (Only the Cisco ME 3400G-12CS and Cisco ME 3400G-2CS
Switches)
You can configure the dual-purpose ports on the Cisco ME 3400G-12CS switches and the
Cisco ME 3400G-2CS switches as either 10/100/1000 ports or as SFP module ports.
You can set the 10/100/1000 ports to autonegotiate. You can also configure them as fixed 10, 100, or
1000 Mb/s (Gigabit) Ethernet ports.
The switch dynamically selects the media type for each dual port (10/100/1000BASE-T or SFP). When
a link is achieved on one media type, the switch disables the other media type until the active link goes
down. If links are active on both media, the SFP module port has priority. You cannot configure this
priority.
UNIs and NNIs are supported on the dual-purpose ports. UNIs are typically connected to a host, such as
a PC or a Cisco IP phone. NNIs are typically connected to a router or to another switch. By default, the
dual-purpose ports are UNIs. A port can be reconfigured from UNI to NNI and the reverse. When a port
is reconfigured as another interface type, it inherits all the characteristics of that interface type. All ports
on the Cisco ME switch are either UNI or NNI at any time.
You can configure the speed and duplex settings consistent with the selected media type.
For information on configuring interfaces, see the software configuration guide.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
SFP Module Ports
The Cisco ME switch supports Gigabit Ethernet and 100 megabit Ethernet, field-replaceable
SFP transceiver modules to establish fiber-optic and copper connections to other network devices. The
SFP modules that use fiber-optic connections need fiber-optic cables with LC connectors. The
SFP modules that use copper connections need Category 5 or higher cables with RJ-45 connectors.
The Cisco ME switch uses Gigabit Ethernet SFP modules to establish fiber-optic and 1000BASE-T
connections. These transceiver modules are field-replaceable, providing the interfaces when inserted in
an SFP module slot. You can use the SFP modules for Gigabit connections to other switches.
The 10/100 Fast Ethernet ports and the dual-purpose ports on Cisco ME 3400-12CS and
Cisco ME 3400-2CS switches are configured as UNIs. The SFP module uplink ports are configured as
NNIs. If the switch is running the metro base or metro access image, you can configure only four ports
on the switch as NNIs at one time, but you can configure all ports on the switch as UNIs. Starting with
Cisco IOS Release 12.2(25)SEG, if the switch is running the metro IP access image, you can configure
an unlimited number of NNIs.
NoteThe Cisco ME-3400-24FS switch downlink ports support only the 100BASE-BX, 100BASE-FX, and
100BASE-LX SFP modules.
Front Panel Description
SFP Modules
For more information on configuring interfaces, see the software configuration guide. For more
information about cabling specifications for SFP modules, see the “SFP Module Cable Specifications”
section on page A-4.
The Cisco ME switch supports these Cisco SFP modules:
• 100BASE-BX
• 100BASE-FX
• 100BASE-LX
• 1000BASE-BX
• 1000BASE-LX/LH
• 1000BASE-SX
• 1000BASE-T
• 1000BASE-ZX
• CWDM
• DWDM
When installed in Cisco ME switches, 1000BASE-T SFP modules can operate at 10, 100, or 1000 Mb/s
in full-duplex mode or at 10 or 100 Mb/s in half-duplex mode. For more information about these
SFP modules, see your SFP module documentation.
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You can use any combination of SFP modules that your switch supports. The only restrictions are that
each port must match the wavelength specifications on the other end of the cable and that the cable must
not exceed the stipulated cable length for reliable communications listed in the “SFP Module Cable
Specifications” section on page A-4.
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-7
Front Panel Description
Use only Cisco SFP modules on your switch. Each SFP module has an internal serial electrically
erasable programmable read-only memory (EEPROM) that is encoded with security information. This
encoding provides a way for Cisco to identify the module and to ensure that it meets the performance,
quality, and interoperability requirements for the device.
For information about Cisco SFP modules, see the documentation at this URL:
The Cisco ME switch supports the SFP module patch cable, a 0.5-meter, copper, passive cable with
SFP module connectors at each end (see Figure 1-7). The patch cable connects two Cisco ME switches
in a cascaded configuration.
Figure 1-7SFP Module Patch Cable
Chapter 1 Product Overview
LEDs
System LED
126809
See the “Inserting and Removing the SFP Module Patch Cable” section on page 2-19 for more
information about using the SFP module patch cable.
On the Cisco ME-3400-24FS-A switch, only the Gigabit Ethernet uplink ports support the SFP module
patch cable.
You can order the SFP module patch cable (part number CAB-SFP-50CM=).
You can use the switch System and port LEDs to monitor switch activity and performance. The LEDs
are described in these sections:
• System LED, page 1-8
• Power Supply LEDs (Only Cisco ME 3400G-12CS Switches), page 1-10
• Port LEDs, page 1-10
• Dual-Purpose Port LEDs, page 1-11
1-8
These illustrations show the location of the System LED:
• Figure 1-8 on page 1-9, Cisco ME 3400-24TS and Cisco ME 3400-24FS Switches
• Figure 1-9 on page 1-9, Cisco ME 3400-12CS Switch
• Figure 1-10 on page 1-9, Cisco ME 3400G-2CS Switch
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
Figure 1-8Cisco ME 3400-24TS and Cisco ME 3400-24FS Switches System LED
1A-0.5A, 50-60 HZ
1System LED
Figure 1-9Cisco ME 3400G-12CS Switch System LED
RATING
100-240V ~
Front Panel Description
1
S
Y
S
T
E
M
CONSOLE
132661
1
SYSTEM
RATING
100-240V ~
1A-0.5A, 50-60 HZ
RATING
100-240V ~
1A-0.5A, 50-60 HZ
PS 1
PS 2
191319
1System LED
Figure 1-10Cisco ME 3400G-2CS Switch System LED
SYST
CONSOLE
1
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1System LED
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-9
Front Panel Description
The System LED shows whether the system is receiving power and is functioning properly.
Table 1-2 lists the LED colors and their meanings.
Table 1-2System LED
ColorSystem Status
OffSystem is not powered on.
Blinking greenPOST is in progress.
GreenSystem is operating normally.
AmberSystem is receiving power but is not functioning properly.
Power Supply LEDs (Only Cisco ME 3400G-12CS Switches)
The Cisco ME 3400G-12CS switches have power supply LEDs labeled PS1 and PS2, as shown
in Figure 1-11. The lit LED shows which power supply is on. Figure 1-11 shows the PS LEDs for an
AC switch. The PS LEDs for a DC switch are in the same position on the front panel.
Figure 1-11Cisco ME 3400G-12CS Switch PS LEDs
Chapter 1 Product Overview
Port LEDs
PS1
PS2
SYSTEM
RATING
100-240V ~
1A-0.5A, 50-60 HZ
RATING
100-240V ~
1A-0.5A, 50-60 HZ
PS 1
PS 2
1
2
157515
1PS1 LED2PS2 LED
Each RJ-45 port and SFP module slot has a port LED. These port LEDs, as a group or individually,
display information about the switch and about the individual ports. Table 1-3 explains how to interpret
the port LED colors.
Table 1-3Meaning of Port LED Colors
LED ColorMeaning
OffNo link, or port was administratively shut down.
Green Link present but not sending or receiving data.
Blinking green Activity. Port is sending or receiving data.
1-10
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
Table 1-3Meaning of Port LED Colors (continued)
LED ColorMeaning
Alternating
green-amber
AmberPort is disabled.
Dual-Purpose Port LEDs
The LEDs on the Cisco ME 3400G-12CS switch dual-purpose ports, as shown in Figure 1-12, show
which is connected: either an RJ-45 connector or an SFP module. The Cisco ME3400G-2CS switch
dual-purpose ports are similar to those shown in this section.
You can configure each dual-purpose port as either 10/100/1000 ports that use RJ-45 connectors or as
SFP module ports, but not both types at the same time. The LEDs show how the port is being
used—either as an RJ-45 Ethernet port or as an SFP module.
Figure 1-12Cisco ME 3400G-12CS Switch Dual-Purpose Port LEDs
Front Panel Description
Link fault. Error frames can affect connectivity, and errors such as excessive
collisions, CRC errors, and alignment and jabber errors are monitored for a
link-fault indication.
Console Port
2
1
1
4
2
3
4
157516
3
1SFP module port in-use LED3RJ-45 port in-use LED
2SFP module slot4RJ-45 connector
The LED colors have the same meanings as described in Table 1-3 on page 1-10.
You can connect the switch to a PC by means of the console port and an RJ-45-to-DB-9 female cable.
If you want to connect the switch console port to a terminal, you need to provide an RJ-45-to-DB-25
female DTE adapter. You can order a kit (part number ACS-DSBUASYN=) containing that adapter from
Cisco. For console port and adapter pinout information, see the “Connector and Cable Specifications”
section on page A-1.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-11
Rear Panel Description
Rear Panel Description
The Cisco ME switches rear panels are described in these sections:
• Cisco ME 3400-24TS Switch Rear Panel, page 1-12
• Cisco ME 3400-24FS Switch Rear Panel, page 1-12
• Cisco ME 3400G-12S Switch Rear Panel, page 1-13
• Cisco ME 3400-2CS Switch Rear Panel, page 1-13
Cisco ME 3400-24TS Switch Rear Panel
The rear panel on the Cisco ME 3400-24TS switch has a cable lock, an exhaust fan, and a ground
connector. (See Figure 1-13.)
Figure 1-13Cisco ME 3400-24TS Switch Rear Panel
Chapter 1 Product Overview
1
1
2
2
1Cable lock3Ground connector
2Fan exhaust
23
Cisco ME 3400-24FS Switch Rear Panel
The rear panel on the Cisco ME 3400-24FS switch has a cable lock, two exhaust fans, and a ground
connector. (See Figure 1-14.)
Figure 1-14Cisco ME 3400-24FS Switch Rear Panel
21
12
23
24
132662
191929
1-12
1Exhaust fan 13Exhaust fan 2
2Cable lock4Ground connector
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
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Chapter 1 Product Overview
Cisco ME 3400G-12S Switch Rear Panel
The rear panel on the Cisco ME 3400G-12CS switch has a cable lock, two exhaust fans, and a ground
connector. (See Figure 1-15.) The switch can operate with only one fan. You should replace a switch that
has a failed fan as soon as possible.
Figure 1-15Cisco ME 3400G-12CS Switch Rear Panel
1
2
2
3
1Cable lock3Ground connector
2Fan exhaust
Power Supply Features
157615
Cisco ME 3400-2CS Switch Rear Panel
The rear panel on the Cisco ME 3400G-2CS switch has a fan exhaust, a ground connector, and an
AC power connector. Figure 1-16 shows the Cisco ME 3400G-2CS switch rear panel.
Figure 1-16Cisco ME 3400-2CS Switch Rear Panel
1
1Fan exhaust3AC power connector
2Ground connector
2
Power Supply Features
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3
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These sections describe the power supply features for the Cisco ME AC and DC switches.
For redundancy, the Cisco ME 3400G-12CS switch has two power supplies. The switch runs with one
power supply, but you should replace a switch that has a failed power supply as soon as possible.
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-13
Management Options
Cisco ME AC Switch Power Supply
The Cisco ME AC switch is powered through an internal power supply. The AC power supply is an
autoranging unit that supports input voltages between 100 and 240 VAC. Use the supplied AC power
cord to connect the AC power connector to an AC power outlet.
Cisco ME DC Switch Power Supply
The Cisco ME DC switch internal power supplies support input voltages between –36 to –72 VDC. For
more information, see Appendix B, “Technical Specifications.”
See Appendix C, “Connecting to DC Power,” for instructions on connecting the Cisco ME DC switches.
To order spare or replacement DC connectors, use one of these sources:
• Digi-Key, part number 277-1013-ND, www.digikey.com
• Phoenix Contact, part number 1757035, www.phoenixcontact.com
Chapter 1 Product Overview
Management Options
These management options are available for the Cisco ME switch:
• Cisco IOS CLI
The switch CLI is based on Cisco IOS software and is enhanced to support desktop-switching
features. You can fully configure and monitor the switch from the CLI. You can access the CLI either
by connecting your management station directly to the switch console port or by using Telnet from
a remote management station. See the switch command reference on Cisco.com for more
information.
For setup instructions that use the CLI, go to Appendix D, “Configuring the Switch with the
CLI-Based Setup Program.”
• CiscoView application
The CiscoView device-management application displays the switch image that you can use to set
configuration parameters and to view switch status and performance information. The CiscoView
application, which you purchase separately, can be a standalone application or part of a Simple
Network Management Protocol (SNMP) platform. See the CiscoView documentation for more
information.
• SNMP network management
You can manage switches from a SNMP-compatible management station that is running platforms
such as HP OpenView or SunNet Manager. The switch supports a comprehensive set of Management
Information Base (MIB) extensions and four Remote Monitoring (RMON) groups. See the switch
software configuration guide on Cisco.com and the documentation that came with your SNMP
application for more information.
Network Configurations
See the switch software configuration guide on Cisco.com for an explanation of network configuration
concepts. The software configuration guide also provides examples of network configurations that use
the switch to create dedicated network segments that are interconnected through Ethernet connections.
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
1-14
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CHA PTER
2
Switch Installation
This chapter describes how to start your Cisco Metro Ethernet (ME) switch and how to interpret the
power-on self-test (POST) that ensures proper operation. It also describes how to install the switch and
how to make connections to the switch. Read the topics and perform the procedures in this order:
• Preparing for Installation, page 2-1
• Verifying Switch Operation, page 2-5
• Installing the Switch, page 2-5
• Installing and Removing SFP Modules, page 2-16
• Inserting and Removing the SFP Module Patch Cable, page 2-19
• Connecting to the 10/100 and 10/100/1000 Ports, page 2-20
• Connecting to SFP Modules, page 2-21
• Where to Go Next, page 2-24
Preparing for Installation
This section covers these topics:
• Warnings, page 2-1
• Installation Guidelines, page 2-4
Warnings
These warnings are translated into several languages in the Regulatory Compliance and Safety
Information for the Cisco ME 3400 and Cisco ME 2400 Ethernet Access Switches document that ships
with the switch.
Warning
Warning
Before working on equipment that is connected to power lines, remove jewelry (including rings,
necklaces, and watches). Metal objects will heat up when connected to power and ground and can
cause serious burns or weld the metal object to the terminals.
Do not stack the chassis on any other equipment. If the chassis falls, it can cause severe bodily injury
and equipment damage.
Statement 48
Statement 43
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
2-1
Preparing for Installation
Chapter 2 Switch Installation
Warning
NoteWarning Statement 345 applies only when you wall-mount the switch:
Warning
Warning
Ethernet cables must be shielded when used in a central office environment.
Suitable for mounting on and over a concrete or other non-combustible surface only.
Statement 171
Statement 345
Do not work on the system or connect or disconnect cables during periods of lightning activity.
Statement 1001
Warning
.
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
To prevent bodily injury when mounting or servicing this unit in a rack, you must take special
precautions to ensure that the system remains stable. The following guidelines are provided to
ensure your safety:
Warning
Warning
Warning
• This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
• When mounting this unit in a partially filled rack, load the rack from the bottom to the top with the heaviest
component at the bottom of the rack.
• If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing the unit in
the rack.
Class 1 laser product.
Statement 1006
Statement 1008
This unit is intended for installation in restricted access areas. A restricted access area can be
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
The plug-socket combination must be accessible at all times, because it serves as the main
disconnecting device.
Statement 1019
2-2
Warning
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available.
Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
Statement 1024
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Chapter 2 Switch Installation
Preparing for Installation
Warning
NoteWarning statement 1030 applies to all switches except the Cisco ME 3400G-2CS switch:
Warning
This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit.
Statement 1028
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations.
Statement 1040
Warning
For connections outside the building where the equipment is installed, the following ports must be
connected through an approved network termination unit with integral circuit protection.
Warning
10/100/1000 Ethernet
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
Statement 1044
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
Warning
Warning
When installing or replacing the unit, the ground connection must always be made first and
disconnected last.
Statement 1046
To prevent the system from overheating, do not operate it in an area that exceeds the maximum
recommended ambient temperature of:
122°F (50°C)
Warning
Warning
CautionTo comply with the Telcordia GR-1089 Network Equipment Building Systems (NEBS) standard for
No user-serviceable parts inside. Do not open.
Installation of the equipment must comply with local and national electrical codes.
Statement 1047
Statement 1073
Statement 1074
electromagnetic compatibility and safety, connect the Ethernet cables only to intrabuilding or
nonexposed wiring or cabling.
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Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide
2-3
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