Cisco CATALYST 2960 Hardware Installation Manual
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Cisco CATALYST 2960 Hardware Installation Manual

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Enlarged version
Catalyst 2960 Switch Hardware
Installation Guide
March 2010
Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 527-0883
Text Part Number: OL-7075-09
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Summary of Contents for Cisco CATALYST 2960

  • Page 1 Catalyst 2960 Switch Hardware Installation Guide March 2010 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883 Text Part Number: OL-7075-09...
  • Page 2 Access Registrar, Aironet, AllTouch, AsyncOS, Bringing the Meeting To You, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, CCVP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, Cisco Lumin, Cisco Nexus, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Cisco Unity,...

  • Page 3: Table Of Contents

    2960-24TT-L, 2960-48TT-L, 2960-48PST-L, and 2960-48PST-S Switches Catalyst 2960G-24TC-L and Catalyst 2960G-48TC-L Switches Catalyst 2960 8-Port Switches Catalyst 2960PD-8TT-L Switch Catalyst 2960-8TC-S, Catalyst 2960-8TC-L, and Catalyst 2960G-8TC -L Switches 10/100 Ports 10/100/1000 Ports PoE Ports (Only Catalyst 2960 PoE Switches) SFP Module Slots...
  • Page 4 Tools and Equipment Verifying Switch Operation Installing the Switch Rack-Mounting Removing Screws from the Switch Attaching Brackets to the Catalyst 2960 Switch Mounting the Switch in a Rack Attaching the Cable Guide Wall-Mounting Attaching the Brackets to the Switch for Wall-Mounting...
  • Page 5 A P P E N D I X Connector Specifications 10/100/1000 Ports Connecting to 10BASE-T- and 100BASE-TX-Compatible Devices Connecting to 1000BASE-T Devices SFP Module Ports Dual-Purpose Ports OL-7075-09 3-11 3-14 3-15 3-15 3-16 3-16 3-18 Catalyst 2960 Switch Hardware Installation Guide Contents...
  • Page 6 Accessing the CLI Through the Console Port Connecting to the Console Port Starting the Terminal Emulation Software Connecting to a Power Source Entering the Initial Configuration Information IP Settings Completing the Setup Program N D E X Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...
  • Page 7 This guide is for the networking or computer technician responsible for installing the Catalyst 2960 switch, hereafter 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 &...

  • Page 8: Related Documentation

    • Catalyst 2960 Switches Getting Started Guide (8-Port Switches) • Catalyst 2960 Switch Getting Started Guide. This guide is for the 24- and 48-port switches and • provides information in these languages: English, Chinese (Simplified), French, German, Italian, Japanese, and Spanish •...

  • Page 9: Obtaining Documentation And Submitting A Service Request

    Subscribe to the What’s New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed and set content to be delivered directly to your desktop using a reader application. The RSS feeds are a free service and Cisco currently supports RSS Version 2.0. OL-7075-09 Catalyst 2960 Switch Hardware Installation Guide...
  • Page 10 Preface Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...

  • Page 11: Features

    Product Overview The Catalyst 2960 switch—also referred to as the switch—is an Ethernet switch to which you can connect devices such as workstations, Cisco Wireless Access Points, Cisco IP Phones, and other network devices including servers, routers, and other switches. This chapter provides a functional overview of the Catalyst 2960 switch.
  • Page 12 LAN-Base The Catalyst 2960-8TC-S, 2960-8TC-L, 2960G-8TC-L, and 2960PD-8TT-L switches are smaller than the other Catalyst 2960 switches. They can be mounted with a magnet, have security lock slots, and do not have a fan. See Chapter 3, “Switch Installation (8-Port Switches),”...

  • Page 13: Chapter 1 Product Overview

    The 1000BASE-T SFP modules operate at 10, 100, or 1000 Mb/s in full-duplex mode or at 10 or 100 Mb/s in half-duplex mode when installed in Catalyst 2960 switches. The 10/100 and 10/100/1000 ports autonegotiate speed and support full-duplex or half-duplex mode.

  • Page 14: Front Panel Description

    Catalyst 2960-24-S, 2960-24TC-S, 2960-48TC-S, and 2960-48TT-S Switches The 10/100 ports on the Catalyst 2960-24-S switch are numbered as follows: The first member of the pair (port 1) is above the second member (port 2), port 3 is above port 4, and so on. See...
  • Page 15 10/100 ports 2 The 10/100 ports on the Catalyst 2960-48TT-S switch are numbered as follows: The first member of the pair (port 1) is above the second member (port 2), port 3 is above port 4, and so on. This switch has two 10/100/1000 uplink ports, numbered 1 and 2.

  • Page 16: Figure

    The 10/100 ports on the switches are grouped in pairs. The first member of the pair (port 1) is above the second member (port 2), port 3 is above port 4, and so on. The fixed 10/100 ports on the Catalyst 2960-24PC-L and 2960-24PC-S switches are PoE ports. Figure 1-5 Ports 1 to 8 on the Catalyst 2960-24LC-S switch are PoE ports.
  • Page 17 10/100 ports 2 Figure 1-9 10/100 ports 2 The Catalyst 2960-24LT-L, Catalyst 2960-24TT-L, and Catalyst 2960-48TT-L switches have two 10/100/1000 uplink ports, numbered 1 and 2. Ports 1 to 8 on the Catalyst 2960-24LT-L switch are PoE ports. See Figure Figure 1-10...

  • Page 18: Catalyst 2960G-24Tc-L And Catalyst 2960G-48Tc-L Switches

    Figure 1-12 10/100 ports 2 The Catalyst 2960-48PST-L and 2960-48PST-S switches have two SFP module slots (numbered 1 and 2) and two 10/100/1000 uplink ports (numbered 3 and 4). Ports 1 to 48 on the switch are PoE ports. See...

  • Page 19: Catalyst 2960 8-Port Switches

    Catalyst 2960 8-Port Switches These sections describe the Catalyst 2960 8-port switches: Catalyst 2960PD-8TT-L Switch, page 1-9 • Catalyst 2960-8TC-S, Catalyst 2960-8TC-L, and Catalyst 2960G-8TC -L Switches, page 1-10 • Catalyst 2960PD-8TT-L Switch The Catalyst 2960PD-8TT-L a 10/100/1000 uplink port that can receive power from an upstream PoE switch. The switch can also receive power from an optional AC power adapter that is connected through the rear panel.

  • Page 20: Dual-Purpose Port

    Front Panel Description Catalyst 2960-8TC-S, Catalyst 2960-8TC-L, and Catalyst 2960G-8TC -L Switches The console ports for the Catalyst 2960-8TC-S, Catalyst 2960-8TC-L, and Catalyst 2960G-8TC-L switches (Figure 1-18 that can use either an RJ-45 connector or an SFP module, but not both at the same time. Use the software to set the connector type for these ports.

  • Page 21: Ports

    10/100/1000 or 1000BASE-T SFP module port on the switch, regardless of the type of device on the other end of the connection. For configuration information for this feature, see the switch software configuration guide or the switch command reference.

  • Page 22: Poe Ports (Only Catalyst 2960 Poe Switches)

    – IP phone or an access point is connected. You also can connect a Cisco IP Phone or Cisco Aironet Access Point to a Catalyst 2960 PoE switch • 10/100 port and to an AC power source for redundant power. The powered device might switch to the AC power source as its primary power source upon being connected to it.

  • Page 23: Sfp Module Slots

    Product Overview SFP Module Slots The Catalyst 2960 switches (other than those listed) use Gigabit Ethernet SFP modules for Gigabit uplink connections and 100-Megabit SFP modules for 100-Megabit connections to establish fiber-optic connections. These Catalyst 2960 switches do not have an SFP module slot: Catalyst 2960PD-8TT-L •...

  • Page 24: Leds

    CLI to configure and to monitor individual switches and switch clusters. Only the Catalyst 2960 PoE switches have a PoE LED. The four Catalyst 2960 8-port switches and these models do not have an RPS connector or an RPS LED: Catalyst 2960-24-S, Catalyst 2960-24TC-S, Catalyst 2960-48TT-S, Catalyst 2960-48TC-S.

  • Page 25: System Led

    SYST LED RPS LED Status LED Duplex LED 8 1. The PoE LED is only on the Catalyst 2960 PoE switches. System LED The System LED shows whether the system is receiving power and is functioning properly. lists the LED colors and their meanings.

  • Page 26: Port Leds And Modes

    DUPLX SPEED 1. When installed in Catalyst 2960 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. 2. The PoE LED is only on the Catalyst 2960 PoE switches.
  • Page 27 Chapter 1 Product Overview Even if the PoE mode is not selected, the PoE LED shows PoE problems when they are detected (Table 1-5). The PoE LED applies only to Catalyst 2960 switches that support PoE. Table 1-5 Color Green Blinking amber To select or change a mode, press the Mode button until the desired mode is highlighted.

  • Page 28: Dual-Purpose Port Leds

    PoE is denied because providing power to the powered device will exceed the switch power and amber capacity. The Catalyst 2960-24PC-L, 2960 48PST-L, 2960-48PST-S, and 2960-24PC-S switches provide up to 370 W of power. The Catalyst 2960-24LT-L and 2960-24LC-S switches provide up to 124 W of power. Blinking amber PoE is off due to a fault.

  • Page 29: Rear Panel Description

    Cisco RPS, page 1-20 • Console Port, page 1-21 • Depending on the Catalyst 2960 switch model, the switch can have an RJ-45 console port, a fan exhaust, an RPS connector, and an AC power connector (see panel). Figure 1-25...

  • Page 30: Internal Power Supply

    Attach only the following Cisco RPS model to the RPS receptacle: PWR-RPS2300 / Warning PWR675-AC-RPS-N1 Statement 370 These Catalyst 2960 switches do not have an RPS connector: Catalyst 8-port switches, 2960-24-S, Note 2960-24TC-S, 2960-48TC-S, 2960-48TT-S, 2960-48PST-S, 2960-24PC-S, and 2960-24LC-S switches.

  • Page 31: Cisco Rps 675

    Cisco. For console port and adapter pinout information, see the Specifications” section on page The console port on the Catalyst 2960 8-port switches is on the front panel rather than on the rear panel. Note Security Slots The Catalyst 2960 8-port switches have security slots on the left and right side panels.

  • Page 32: Management Options

    You can fully configure and monitor the switch and switch cluster members 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 Catalyst 2960 Switch Command Reference on Cisco.com for more information.

  • Page 33: Switch Installation (24- And 48-Port Switches)

    The instructions in this chapter for connecting to the switch ports and for installing and connecting to the small form-factor pluggable (SFP) modules apply to all Catalyst 2960 switches, including the 8-port switches. Read the topics and perform the procedures in this order: •...

  • Page 34: Preparing For Installation

    Ethernet cables must be shielded when used in a central office environment. Statement 171 Warning Warning If a redundant power system (RPS) is not connected to the switch, install an RPS connector cover on the back of the switch. Statement 265 Warning Attach only the following Cisco RPS model to the RPS receptacle: PWR-RPS2300, PWR675-AC-RPS-N1=.
  • Page 35 For connections outside the building where the equipment is installed, the following ports must be Warning connected through an approved network termination unit with integral circuit protection: 10/100/1000 Ethernet. Statement 1044 OL-7075-09 Preparing for Installation Catalyst 2960 Switch Hardware Installation Guide...

  • Page 36: Guidelines For Particulate Matter

    This precaution applies to all Catalyst 2960 switches except for the Catalyst 2960-8TC-L, 2960-8TC-S, 2960G-8TC-L, and 2960PD-8TT-L switches. Installation Guidelines This section does not apply to the Catalyst 2960 8-port switches. For information applicable to those switches, see Chapter 3, “Switch Installation (8-Port Switches).”...

  • Page 37: Box Contents

    You need to supply a number-2 Phillips screwdriver to rack-mount the switch. Verifying Switch Operation Before you install the switch in a rack, on a wall, or on a table or shelf, you should power on the switch and verify that the switch passes POST.

  • Page 38: Installing The Switch

    Warning PWR-RPS2300, PWR675-AC-RPS-N1=. Statement 370 As the switch powers on, it begins the POST, a series of tests that runs automatically to ensure that the switch functions properly. LEDs can blink during the test. POST lasts approximately 1 minute. When the switch begins POST, the System, RPS, Status, Duplex, and Speed LEDs turn green.

  • Page 39: Removing Screws From The Switch

    You can order a kit that contains the 24-inch rack-mounting brackets and hardware from Cisco by using part number RCKMNT-1RU=. Removing Screws from the Switch If you plan to install the switch in a rack, you must first remove screws in the switch chassis so that you can attach the mounting brackets. Catalyst 2960 switch.
  • Page 40 Phillips flat-head screws Figure 2-4 Phillips flat-head screws Catalyst 2960 Switch Hardware Installation Guide Attaching Brackets for 19-Inch Racks to a Catalyst 2960 Switch, Front Panel Forward S Y S T R P S S TA T D U P L X...
  • Page 41 Figure 2-7 Phillips flat-head screws OL-7075-09 Attaching Brackets for 24-Inch Racks to a Catalyst 2960 Switch, Rear Panel Forward Attaching Brackets for 19-Inch Telco Racks to a Catalyst 2960 Switch Attaching Brackets for 24-Inch Telco Racks to a Catalyst 2960 Switch...

  • Page 42: Mounting The Switch In A Rack

    After the switch is mounted in the rack, do these tasks to complete the installation: Power on the switch. See the • Connect to a 10/100 or 10/100/1000 port, and run Express Setup. See the Catalyst 2960 Switch • Getting Started Guide for instructions.

  • Page 43: Attaching The Cable Guide

    Attaching the Cable Guide on the Catalyst 2960 Switch Cable guide screw Wall-Mounting This section does not apply to the Catalyst 2960 8-port switches. For information applicable to those switches, see Chapter 3, “Switch Installation (8-Port Switches).” To install the switch on a wall, follow the instructions in these sections: Attaching the Brackets to the Switch for Wall-Mounting, page 2-12 •...

  • Page 44: Attaching The Brackets To The Switch For Wall-Mounting

    Attaching the RPS Connector Cover If your switch has an RPS connector and you are not using an RPS with your switch, use the two Phillips pan-head screws to attach the RPS connector cover to the back of the switch, as shown in...

  • Page 45: Mounting The Switch On A Wall

    Mounting the Switch on a Wall For the best support of the switch and cables, make sure the switch is attached securely to wall studs or to a firmly attached plywood mounting backboard. Mount the switch with the front panel facing up, as...

  • Page 46: Table- Or Shelf-Mounting

    After the switch is mounted on the wall, do these tasks to complete the installation: Power on the switch. See the • Connect to a 10/100 or 10/100/1000 port, and run Express Setup. See the Catalyst 2960 Switch • Getting Started Guide for instructions.

  • Page 47: Installing And Removing Sfp Modules

    You can use any combination of SFP modules. Refer to the Catalyst 2960 switch release notes for the list of SFP modules that the Catalyst 2960 switch supports. Each SFP module must be of the same type as the SFP module on the other end of the cable, and the cable must not exceed the stipulated cable length for reliable communications.

  • Page 48: Installing Sfp Modules

    Installing and Removing SFP Modules stipulations for SFP module connections. Use only Cisco SFP modules on the Catalyst 2960 switch. Cisco SFP modules and the Catalyst 2960 switch support the Quality ID feature. Only SFP modules with the Quality ID feature are supported.

  • Page 49: Removing Sfp Modules

    OL-7075-09 Installing an SFP Module into an SFP Module Slot C a ta ly s t 2 9 6 0 S e ri e s S Figure Catalyst 2960 Switch Hardware Installation Guide Installing and Removing SFP Modules 2-16. 2-17...

  • Page 50: Connecting To Sfp Modules

    Before connecting to the SFP module, be sure that you understand the port and cabling stipulations in “Installation Guidelines” section on page 2-4 Appendix B, “Connector and Cable Specifications” module. Catalyst 2960 Switch Hardware Installation Guide 2-18 Removing a Bale-Clasp Latch SFP Module by Using a Flat-Blade Screwdriver “Connecting to Fiber-Optic SFP Modules”...

  • Page 51: Connecting To 1000Base-T Sfp Modules

    Observe the port status LED. Step 4 The LED turns green when the switch and the target device have an established link. The LED turns amber while the STP discovers the network topology and searches for loops. This process takes about 30 seconds, and then the port LED turns green.
  • Page 52 Observe the port status LED. Step 3 The LED turns green when the switch and the target device have an established link. The LED turns amber while the STP discovers the network topology and searches for loops. This process takes about 30 seconds, and then the port LED turns green.

  • Page 53: Connecting To A Dual-Purpose Port

    Use the CLI from the console to configure the switch as a member of a cluster or as an individual switch. See the Catalyst 2960 Switch Software Configuration Guide and the Catalyst 2960 Switch Command Reference on Cisco.com for information on using the CLI with a Catalyst 2960 switch. Start an SNMP application such as the CiscoView application.
  • Page 54 Chapter 2 Switch Installation (24- and 48-Port Switches) Where to Go Next Catalyst 2960 Switch Hardware Installation Guide 2-22 OL-7075-09...

  • Page 55: Warnings

    It also describes how to install the switch. The installation information in this chapter is specific to the Catalyst 2960-8TC-S, Catalyst 2960-8TC-L, Catalyst 2960G-8TC-L, and Catalyst 2960PD-8TT-L switches. For installation information applicable to the other Catalyst 2960 switches, see Chapter 2, “Switch Installation (24- and 48-Port Switches).”...

  • Page 56: Preparing For Installation

    Class 1 laser product. Statement 1008 The plug-socket combination must be accessible at all times, because it serves as the main Warning disconnecting device. Statement 1019 Catalyst 2960 Switch Hardware Installation Guide Chapter 3 Statement 1006 Switch Installation (8-Port Switches)

  • Page 57: Installation Guidelines

    Installation of the equipment must comply with local and national electrical codes. Statement 1074 Warning Installation Guidelines This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see When you determine where to place the switch, be sure to observe these requirements: The operating environment must be within the ranges listed in •...

  • Page 58: Equipment That You Supply

    1000BASE-ZX SFP module at each end of the link. Equipment That You Supply This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see You need this equipment to install the switch: Number-2 Phillips screwdriver •...

  • Page 59: Box Contents

    Chapter 3 Switch Installation (8-Port Switches) Installing the Catalyst 2960 8-port switches in a 19-inch rack requires an optional bracket kit that is not included with the switch. You can order a kit containing the 19-inch rack-mounting brackets and hardware from Cisco. The kit part number is RCKMNT-19-CMPCT=.

  • Page 60: Desk- Or Shelf-Mounting (Without Mounting Screws)

    • Desk- or Shelf-Mounting (without Mounting Screws) This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see The switch can be installed on top of a desk or shelf with or without mounting screws. If you do not want to use the mounting screws, follow these steps: Locate the adhesive strip with the rubber feet in the accessory kit.

  • Page 61: Desk- Or Shelf-Mounting (With Mounting Screws)

    Switch Installation (8-Port Switches) Desk- or Shelf-Mounting (with Mounting Screws) This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see The switch can be secured to a desk or shelf with mounting screws.

  • Page 62: Under The Desk- Or Shelf-Mounting (With Mounting Screws)

    For configuration instructions about using the CLI setup program, go to Switch with the CLI-Based Setup Program.” Under the Desk- or Shelf-Mounting (with Mounting Screws) This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see Step 1 Locate the screw template.
  • Page 63 Step 5 template. Remove the screw template from underneath the desk or shelf. Step 6 Place the switch onto the mounting screws, and slide the switch forward until it locks in place, as shown Step 7 Figure 3-4. We strongly recommend that you allow at least 3 inches (7.6 cm) of clearance around the Note ventilation openings to prevent airflow restriction and overheating.
  • Page 64 Desk or shelf Screws After the switch is mounted under the desk or shelf, do these tasks to complete the installation: Power on the switch. See the Connect to a 10/100 or 10/100/1000 port, and run Express Setup. See the switch getting started guide for instructions.

  • Page 65: Wall-Mounting (With Mounting Screws)

    Switch Installation (8-Port Switches) Wall-Mounting (with Mounting Screws) This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see The steps in this section show how to mount the switch with the front panel facing down (as shown in...
  • Page 66 Step 6 screw template. Remove the screw template from the wall. Step 7 Place the switch onto the mounting screws, and slide it down until it locks in place, as shown Step 8 Figure 3-6. Catalyst 2960 Switch Hardware Installation Guide...
  • Page 67 After the switch is mounted on the wall, do these tasks to complete the installation: Power on the switch. See the Connect to a 10/100 or 10/100/1000 port, and run Express Setup. See the switch getting started guide for instructions.

  • Page 68: Magnet Mounting

    Installing the Switch Magnet Mounting This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see Place one side of the magnet against the bottom of the switch, as shown in...

  • Page 69: Rack-Mounting

    This section is specific to the Catalyst 2960 8-port switches. For information applicable to the other Catalyst 2960 switches, see Installing the Catalyst 2960 8-port switches in a 19-inch rack requires an optional bracket kit that is not included with the switch. You can order a kit containing the 19-inch rack-mounting brackets and hardware from Cisco.

  • Page 70: Mounting The Switch In A 19-Inch Rack

    Switch with the CLI-Based Setup Program.” Wall-Mounting (with Rack-Mount Brackets) To install the Catalyst 2960 8-port switches in a 19-inch rack requires an optional bracket kit that is not included with the switch. You can order a kit containing the 19-inch rack-mounting brackets and hardware from Cisco.
  • Page 71 Statement 378 Attach a 19-inch bracket to one side of the switch. Follow the same steps to attach the second bracket to Step 1...

  • Page 72: Where To Go Next

    • switch. See the Catalyst 2960 Switch Software Configuration Guide and the Catalyst 2960 Switch Command Reference on Cisco.com for information on using the CLI with a Catalyst 2960 switch. • Start an SNMP application such as the CiscoView application.

  • Page 73: Chapter 4 Troubleshooting

    You can also get statistics from the CLI or from an SNMP workstation. See the software configuration guide and the switch command reference on Cisco.com or the documentation that came with your SNMP application for more information.

  • Page 74: Verify Switch Post Results

    Diagnosing Problems Verify Switch POST Results As the switch powers on, it begins the POST, a series of tests that runs automatically to ensure that the switch functions properly. It might take several minutes for the switch to complete POST.

  • Page 75: Ethernet And Fiber Cables

    Transceiver Module Port Issues Use only Cisco small form-factor (SFP) modules on the switch. Each Cisco module has an internal serial EEPROM that is encoded with security information. This encoding provides a way for Cisco to identify and validate that the module meets the requirements for the switch.

  • Page 76: Port And Interface Settings

    A unidirectional link can cause loops. This occurs when the traffic that the switch sends is received by its neighbor, but the switch does not receive the traffic that is sent from the neighbor. A broken fiber-optic cable, other cabling, or a port issue could cause this one-way communication.

  • Page 77: Autonegotiation And Nic Cards

    See “Cable and Adapter Specifications.” Clearing the Switch IP Address and Configuration If you have configured a new switch with an incorrect IP address, you can clear the IP address that is configured on the switch. Caution This procedure clears the IP address and all configuration information that is stored on the switch.

  • Page 78: Locating The Switch Serial Number

    You can also configure the switch by using the CLI setup procedure described in “Configuring the Switch with the CLI-Based Setup Program.” Locating the Switch Serial Number If you contact Cisco Technical Assistance, you need to know the serial number of your switch. See Figure 4-1 through version command to get the serial number.
  • Page 79 Chapter 4 Troubleshooting Locating the Switch Serial Number Figure 4-3 Serial Number Location on the Catalyst 2960-8TC-L, Catalyst 2960G-8TC-L, Catalyst 2960-8TC-S, and Catalyst 2960PD-8TT-L Switches SN: XXXNNNNXXXX Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...
  • Page 80 Chapter 4 Troubleshooting Locating the Switch Serial Number Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...

  • Page 81: Appendix

    Technical Specifications These tables list the technical specifications for the Catalyst 2960 switches: Table A-1 on page • Table A-2 on page • • Table A-3 on page Switch Specifications Table A-4 on page • Table A-5 on page •...
  • Page 82 1.73 x 9.3 x 17.5 in. (4.39 x 23.62 x 44.45 cm) 100 to 240 VAC (autoranging) 8 to 4 A, 50 to 60 Hz (Catalyst 2960-24PC-L) 3 to 1.5 A, 50 to 60 Hz (Catalyst 2960-24LT-L) 5 to 2 A, 50 to 60 Hz (Catalyst 2960-48PST-L) + 12 V @11.25 A, –48 V...

  • Page 83: Appendix A Technical Specification

    Power rating Physical Dimensions Weight Dimensions (H x D x W) OL-7075-09 Catalyst 2960-24TC-L and Catalyst 2960-24TT-L Switch Specifications 100 to 240 VAC (autoranging) 1.3 to 0.8 A, 50 to 60 Hz + 12 V @5 A + 12 V...
  • Page 84 Weight Dimensions (H x D x W) 1. The power consumption for the Catalyst 2960PD-8TT-L switch is for the switch system and does not refer to power consumption with the optional AC power adapter installed. Catalyst 2960 Switch Hardware Installation Guide...
  • Page 85 DC input voltage for RPS 2300 Power consumption Power rating Power over Ethernet 15.4 W-per-port maximum, 370-W switch maximum (Catalyst 2960-48PST-S and 2960-24PC-S switches). 15.4 W-per-port maximum, 124-W switch maximum (Catalyst 2960-24LC-S). Physical Dimensions Weight Dimensions (H x W x D) 1.

  • Page 86: Technical Specifications

    Appendix A Technical Specifications Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...

  • Page 87: Appendix

    Connector and Cable Specifications This appendix describes the Catalyst 2960 switch ports and the cables and adapters that you use to connect the switch to other devices and includes these sections: Connector Specifications, page B-1 • Cable and Adapter Specifications, page B-4 •...

  • Page 88: Connecting To 1000Base-T Devices

    X or when both ports do not have an X. Figure B-1 Catalyst 2960 Switch Hardware Installation Guide Figure B-8 shows the four twisted-pair, crossover cable schematics.

  • Page 89: A P P E N D I X B Connector And Cable Specifications

    Appendix B Connector and Cable Specifications SFP Module Ports The Catalyst 2960 switch uses SFP modules for fiber-optic and copper uplink ports. See the Catalyst 2960 switch release notes for a list of supported SFP modules. Figure B-2 Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into Warning beams or view directly with optical instruments.

  • Page 90: Console Port

    The console port uses an 8-pin RJ-45 connector, which is described in supplied RJ-45-to-DB-9 adapter cable is used to connect the console port of the switch to a console PC. You need to provide a RJ-45-to-DB-25 female DTE adapter if you want to connect the switch console port to a terminal.
  • Page 91 50/125 50/125 G.652 — G.652 — G.652 — Catalyst 2960 Switch Hardware Installation Guide Cable and Adapter Specifications Cable Distance 32,810 feet (10 km) 6,562 feet (2 km) 6,562 feet (2 km) 6,562 feet (2 km) 6,562 feet (2 km)

  • Page 92: Two Twisted-Pair Cable Pinouts

    3 TP1+ 6 TP1- 4 TP2+ 5 TP2- 7 TP3+ 8 TP3- Catalyst 2960 Switch Hardware Installation Guide Figure B-6 show the schematics of two twisted-pair cables for connecting to 10BASE-T- Two Twisted-Pair Straight-Through Cable Schematic Router or PC 3 RD+ 6 RD–...

  • Page 93: Crossover Cable And Adapter Pinouts

    5 TP2- 7 TP3+ 8 TP3- Identifying a Crossover Cable Pin 1 on one connector and pin 1 on the other connector should be different colors. Catalyst 2960 Switch Hardware Installation Guide Cable and Adapter Specifications Figure Pin 1 B-9.)

  • Page 94: Adapter Pinouts

    RJ-45-to-DB-25 female DTE adapter, and the console device. The RJ-45-to-DB-25 female DTE adapter is not supplied with the switch. You can order a kit (part number Note ACS-DSBUASYN=) containing this adapter from Cisco.

  • Page 95: Appendix

    Ethernet port of the switch to the Ethernet port of your PC or workstation. To put the switch into Express Setup mode, follow the steps described in the Catalyst 2960 Switch Getting Started Guide for powering on the switch and using Express Setup.

  • Page 96: A P P E N D I X C Configuring The Switch With The Cli-Based Setup Program

    After you have entered the configuration information for the switch, save it to flash memory by using the write memory privileged EXEC command. While in Express Setup mode, the IP address 10.0.0.1 remains active on the switch until you enter the Note write memory command.

  • Page 97: Connecting To The Console Port

    Configuring the Switch with the CLI-Based Setup Program Connecting to the Console Port You can use the console port to perform the initial configuration. To connect the switch console port to a PC, use the supplied RJ-45-to-DB-9 adapter cable. Follow these steps to connect the PC or terminal to the switch:...

  • Page 98: Connecting To A Power Source

    None (flow control) • Connecting to a Power Source Follow these steps to connect to a power source: Connect one end of the supplied AC power cord to the power connector on a switch rear panel. See Step 1 Figure C-1.

  • Page 99: Ip Settings

    On a command switch, the host name is limited to 28 characters; on a member switch to 31 characters. Do not use -n, where n is a number, as the last character in a host name for any switch. Enter host name [Switch]: host_name Enter an enable secret password, and press Return.
  • Page 100 IP address for this interface: 10.4.120.106 Subnet mask for this interface [255.0.0.0]: 255.0.0.0 Enter Y to configure the switch as the cluster command switch. Enter N to configure it as a member Step 9 switch or as a standalone switch.
  • Page 101 Configuring the Switch with the CLI-Based Setup Program [2] Save this configuration to nvram and exit. If you want to save the configuration and use it the next time the switch reboots, save it in NVRAM by selecting option 2.
  • Page 102 Appendix C Configuring the Switch with the CLI-Based Setup Program Entering the Initial Configuration Information Catalyst 2960 Switch Hardware Installation Guide OL-7075-09...

  • Page 103: I N D E X

    1000BASE-T ports two twisted-pair pinout using cabling 10/100/1000 ports 1-11, 2-14 auto-MDIX 1-11, 2-15, 2-20, B-1, B-3, C-2 pinouts See also connectors and cables circuit protection warning Cisco IOS command-line interface Catalyst 2960 Switch Hardware Installation Guide 1-22 IN-1...
  • Page 104 1000BASE-T SFP module ports 2-19 crossover cable pinout, four twisted-pair, 1000BASE-T ports DC power RPS Catalyst 2960 Switch Hardware Installation Guide IN-2 descriptions of switch models desk-mounting device manager described to configure switch diagnosing problems...
  • Page 105 Network Assistant described to configure switch network configuration examples noise, electrical no user-serviceable parts warning overheating warning Catalyst 2960 Switch Hardware Installation Guide 1-17 1-18 1-16 1-15 1-17 1-16, 1-18 1-16, 1-17 2-6, 3-5, 4-2, C-4 1-16...
  • Page 106 RJ-45-to-DB-25 terminal adapter RJ-45-to-DB-9 terminal adapter SFP module straight-through cables four twisted-pair 1000BASE-T ports two twisted-pair plug-socket combination warning 1-16, 1-17, 1-18 on Catalyst 2960-24PC-L, 24LT-L, and 48PST-L switches 1-12 warning port and interface troubleshooting port modes changing 1-14 LEDs...
  • Page 107 2-2, 2-6 2-3, 3-2 2-2, 3-2 2-4, 3-3 2-3, 3-3 2-2, 3-1 2-2, 3-2 2-2, 3-2 2-2, 3-2 2-2, 3-1 2-3, 2-6, 3-2, 3-15 2-3, 3-3 2-3, 2-6, 3-2, 3-15 Catalyst 2960 Switch Hardware Installation Guide Index 2-4, 3-3 IN-5...
  • Page 108 Index read the wall-mounting instructions 2-2, 3-11, 3-17 restricted access area 2-2, 2-13 stacking the chassis 2-2, 3-2 trained and qualified personnel Catalyst 2960 Switch Hardware Installation Guide IN-6 OL-7075-09...

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