Cisco Systems 3550 manual Site Requirements, Verifying Package Contents

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Chapter 2 Switch Installation

Preparing for Installation

Site Requirements

When determining where to place the switch, be sure to observe these requirements:

Operating environment is within the ranges listed in Appendix A, “Technical Specifications.”

Clearance to front and rear panels is such that

Front-panel indicators can be easily read.

Access to ports is sufficient for unrestricted cabling.

Rear-panel power connector is within reach of an AC power receptacle.

Airflow around the switch and through the vents is unrestricted.

Temperature around the unit does not exceed 113° F (45° C).

Note If the switch is installed in a closed or multirack assembly, the temperature around it might be greater than normal room temperature.

Cabling is away from sources of electrical noise, such as radios, power lines, and fluorescent lighting fixtures. Make sure that the cabling is safely away from other devices that might damage the cables.

For sites requiring compliance to Telcordia GR-1089-CORE Intra-building Lightning requirements, all 10/100 and 10/100/1000 ports must be connected with shielded cable grounded at both ends.

Verifying Package Contents

Note Carefully remove the contents from the shipping container, and check each item for damage. If any item is missing or damaged, contact your Cisco representative or reseller for support. Return all packing material to the shipping container, and save it.

The switch is shipped with these items:

This Catalyst 3550 Series Hardware Installation Guide

Where to Find the Catalyst 3550 Documentation flyer

Product registration card

AC power cord (AC-powered switches)

One RJ-45-to-DB-9 adapter cable

Mounting kit containing:

Four rubber feet for mounting the switch on a table

Two 19-inch rack-mounting brackets

Four Phillips flat-head screws for attaching the brackets to the switch (Catalyst 3550-12T and 3550-12G switches)

Six Phillips flat-head screws for attaching the brackets to the switch (Catalyst 3550-24, 3550-24-DC, 3550-24-FX, 3550-24PWR, and 3550-48 switches)

Four Phillips machine screws for attaching the brackets to a rack

Catalyst 3550 Switch Hardware Installation Guide

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OL-6155-01

 

 

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Contents Catalyst 3550 Multilayer Switch Hardware Installation Guide Corporate HeadquartersCatalyst 3550 Multilayer Switch Hardware Installation Guide N T E N T S IiiWall Mounting IP Settings D-4 OL-6155-01 Conventions AudiencePurpose ViiBewaar Deze Instructies ViiiAvvertenza Importanti Istruzioni Sulla Sicurezza Warnung Wichtige SicherheitshinweiseAviso Instruções Importantes DE Segurança Spara Dessa Anvisningar GEM Disse Anvisninger Xii Related Publications XiiiDocumentation CD-ROM Obtaining DocumentationCisco.com XivDocumentation Feedback Obtaining Technical AssistanceOrdering Documentation Cisco TAC WebsiteTAC Case Priority Definitions Obtaining Additional Publications and InformationOpening a TAC Case XviXvii Xviii Features Product OverviewSMI Feature Description CwdmFeature Description Front-Panel Description10/100 and 10/100/1000 Ports 10/100 Inline Power Ports100BASE-FX Ports LEDs Gbic Module SlotsColor System Status Mode LED Port Mode Description Color RPS StatusPort Mode LED Color Meaning Line PWRBandwidth Utilization Rear-Panel Description Product Overview Rear-Panel DescriptionManagement Options AC Power ConnectorCisco RPS Connector Console PortNetwork Configurations Preparing for Installation 10/100 Ethernet. StatementOL-6155-01 Switch Installation Preparing for Installation Verifying Package Contents Site RequirementsInstalling the Switch Rack-MountingAttaching 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 Mounting the Switch in a Rack Wall MountingAttaching the Brackets to the Switch Mounting the Switch on a Wall Table or Shelf MountingInstalling the Optional Ground Kit Powering the Switch and Connecting Devices Powering the SwitchConnecting to the 10/100 and 10/100/1000 Ports Connecting a Cisco RPSDevice Crossover Cable Connecting to the 10/100 Inline Power Ports Connecting to 100BASE-FX PortsInstalling Gbic Modules OL-6155-01 Clearing the Switch IP Address and Configuration Understanding Post ResultsDiagnosing Problems Problem Solution Technical SpecificationsUse the show controllers ethernet-controller privileged Physical Specifications Environmental RangesPower Requirements Fiber-Port Power Levels OL-6155-01 Connector Specifications 10/100 and 10/100 /1000 PortsType Cisco Part Number Figure B-2 10/100/1000 Port PinoutsTwo Twisted-Pair Cable Pinouts Cable and Adapter SpecificationsFour Twisted-Pair Cable Pinouts for 10/100 Ports Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports TPORollover Cable and Adapter Pinouts Identifying a Rollover CableTable B-3 Console Port Signaling Using a DB-25 Adapter Connecting to DC Power Preparing for InstallationGrounding the Switch Figure C-1 Stripping the Ground WireFigure C-2 Crimping the Ground Lug Wiring the DC-Input Power Source Figure C-4 Terminal Block PlugFigure 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 Configuring the Switch with the CLI-Based Setup Program Accessing the CLI Through Express SetupAccessing the CLI Through the Console Port Connecting to the Console PortFigure D-1 Connecting a Switch Console Port to a PC Starting the Terminal-Emulation SoftwarePowering on the Switch Entering the Initial Configuration InformationIP Settings Completing the Setup Program Enter Yes at these two promptsThese choices appear CLI OL-6155-01 Numerics IN-1Description IN-2Snmp IN-3Publications, related IN-4IN-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.