Cisco Systems 3550 manual Installing the Switch, Rack-Mounting

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Chapter 2 Switch Installation

Installing the Switch

One cable guide and one black Phillips machine screw for attaching the cable guide to one of the mounting brackets

One RPS connector cover (for wall mounting)

Two Phillips pan-head screws (for attaching the RPS cover)

Four Phillips truss-head screws (for wall-mounting brackets)

One DC terminal block plug (also called a terminal block header; only Catalyst 3550-24-DC switches)

Installing the Switch

This section describes these installation procedures:

Rack-Mounting, page 2-5

Wall Mounting, page 2-12

Table or Shelf Mounting, page 2-14

Rack-Mounting

Warning 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:

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. Statement 1006

To install the switch in a 19-inch or 24-inch rack (24-inch racks require optional mounting hardware), follow the instructions described in these procedures:

Attaching Brackets to the Catalyst 3550-12T and 3550-12G Switches, page 2-6

Attaching Brackets to the Catalyst 3550-24,3550-24-DC,3550-24-FX,3550-24PWR, and 3550-48 Switches, page 2-8

Mounting the Switch in a Rack, page 2-12

Note Installing the switch in a 24-inch rack requires an optional bracket kit not included with the switch. You can order a kit containing the 24-inch rack-mounting brackets and hardware from Cisco. For the Catalyst 3550-12T and 3550-12G switches, order part number RCKMNT-3550-1.5RU=. For the Catalyst 3550-24, 3550-24-DC, 3550-24-FX, 3550-24PWR, and 3550-48 switches, order part number RCKMNT-1RU=.

Catalyst 3550 Switch Hardware Installation Guide

 

OL-6155-01

2-5

 

 

 

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Contents Corporate Headquarters Catalyst 3550 Multilayer Switch Hardware Installation GuideCatalyst 3550 Multilayer Switch Hardware Installation Guide Iii N T E N T SWall Mounting IP Settings D-4 OL-6155-01 Vii AudiencePurpose ConventionsViii Bewaar Deze InstructiesAviso Instruções Importantes DE Segurança Warnung Wichtige SicherheitshinweiseAvvertenza Importanti Istruzioni Sulla Sicurezza Spara Dessa Anvisningar GEM Disse Anvisninger Xii Xiii Related PublicationsXiv Obtaining DocumentationCisco.com Documentation CD-ROMCisco TAC Website Obtaining Technical AssistanceOrdering Documentation Documentation FeedbackXvi Obtaining Additional Publications and InformationOpening a TAC Case TAC Case Priority DefinitionsXvii Xviii Product Overview FeaturesSMI Cwdm Feature DescriptionFront-Panel Description Feature Description100BASE-FX Ports 10/100 Inline Power Ports10/100 and 10/100/1000 Ports Color System Status Gbic Module SlotsLEDs Color RPS Status Mode LED Port Mode DescriptionLine PWR Port Mode LED Color MeaningBandwidth Utilization Product Overview Rear-Panel Description Rear-Panel DescriptionConsole Port AC Power ConnectorCisco RPS Connector Management OptionsNetwork Configurations 10/100 Ethernet. Statement Preparing for InstallationOL-6155-01 Switch Installation Preparing for Installation Site Requirements Verifying Package ContentsRack-Mounting Installing the SwitchAttaching Brackets for 19-Inch Racks, Front Panel Forward Attaching Brackets for 19-Inch Racks, Rear Panel Forward Attaching Brackets for 19-Inch Telco Racks Configuration Phillips Flat-head Screws 10 Attaching Brackets for 24-Inch Racks, Rear Panel Forward 11 Attaching Brackets for 19-Inch Telco Racks Wall Mounting Mounting the Switch in a RackAttaching the Brackets to the Switch Table or Shelf Mounting Mounting the Switch on a WallInstalling the Optional Ground Kit Powering the Switch Powering the Switch and Connecting DevicesDevice Crossover Cable Connecting a Cisco RPSConnecting to the 10/100 and 10/100/1000 Ports Connecting to 100BASE-FX Ports Connecting to the 10/100 Inline Power PortsInstalling Gbic Modules OL-6155-01 Understanding Post Results Clearing the Switch IP Address and ConfigurationDiagnosing Problems Technical Specifications Problem SolutionUse the show controllers ethernet-controller privileged Environmental Ranges Physical SpecificationsPower Requirements Fiber-Port Power Levels OL-6155-01 10/100 and 10/100 /1000 Ports Connector SpecificationsFigure B-2 10/100/1000 Port Pinouts Type Cisco Part NumberFour Twisted-Pair Cable Pinouts for 10/100 Ports Cable and Adapter SpecificationsTwo Twisted-Pair Cable Pinouts TPO Four Twisted-Pair Cable Pinouts for 1000BASE-T PortsIdentifying a Rollover Cable Rollover Cable and Adapter PinoutsTable B-3 Console Port Signaling Using a DB-25 Adapter Preparing for Installation Connecting to DC PowerFigure C-1 Stripping the Ground Wire Grounding the SwitchFigure C-2 Crimping the Ground Lug Figure C-4 Terminal Block Plug Wiring the DC-Input Power SourceFigure C-6 Stripping the DC-Input Power Source Wire Figure C-7 Inserting Wires in the Terminal Block Plug Figure C-9 Completed Wiring of Terminal Block Plug OL-6155-01 Accessing the CLI Through Express Setup Configuring the Switch with the CLI-Based Setup ProgramConnecting to the Console Port Accessing the CLI Through the Console PortStarting the Terminal-Emulation Software Figure D-1 Connecting a Switch Console Port to a PCIP Settings Entering the Initial Configuration InformationPowering on the Switch Enter Yes at these two prompts Completing the Setup ProgramThese choices appear CLI OL-6155-01 IN-1 NumericsIN-2 DescriptionIN-3 SnmpIN-4 Publications, relatedIN-5 IN-6

3550 specifications

Cisco Systems 3550 is a series of enterprise-class multilayer switches that have gained popularity in both enterprise and service provider networks. Introduced in the early 2000s, the 3550 series was designed to meet the increasing demand for advanced networking capabilities, including Layer 2 and Layer 3 switching, making it suitable for various network environments.

A standout feature of the Cisco 3550 is its support for advanced Layer 3 switching capabilities. This means it can perform routing functions similar to traditional routers while maintaining the speed and efficiency of a switch. The 3550 facilitates IP routing, enabling enhanced communication among different subnets without the need for additional routing devices.

The Cisco 3550 series is equipped with a range of ports, typically providing up to 48 Ethernet 10/100 ports and optional Gigabit Ethernet ports, ensuring scalability and flexibility in various network designs. The switches support Power over Ethernet (PoE), allowing the delivery of electrical power through Ethernet cables to connected devices, such as IP phones and wireless access points, streamlining installations and reducing cable management complexity.

Quality of Service (QoS) is another essential feature of the Cisco 3550. The switch supports advanced QoS mechanisms, which provide the ability to prioritize traffic. This is crucial in environments where bandwidth is limited, as it ensures that time-sensitive applications, like VoIP and video conferencing, receive sufficient bandwidth to function optimally.

In terms of security, the Cisco 3550 includes features such as access control lists (ACLs), port security, and VLANs (Virtual Local Area Networks). These features help in segmenting network traffic and preventing unauthorized access to sensitive information, thereby enhancing network security.

The Cisco 3550 is highly regarded for its robustness and reliability, making it a suitable choice for various organizations looking to maintain high availability in their networking environments. Its management capabilities include support for Cisco's IOS software, which offers a command-line interface for configuration, as well as options for SNMP and web-based management tools.

Overall, the Cisco Systems 3550 series is well-regarded for its multilayer switching capabilities, comprehensive feature set, and versatility in meeting the diverse needs of modern networking, making it a favored solution for businesses aiming to build efficient and secure network infrastructures.