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...Technical Assistance xviii Cisco TAC Website xviii Opening a TAC Case xviii TAC Case Priority Definitions xix Obtaining Additional Publications and Information xix Overview 1-1 Setting up the Switch 1-1 Features 1-1 Front-Panel Description 1-3 10/100 Ports 1-7 10/100/1000 Ports ...1-8 100BASE-FX and 1000BASE-SX Ports 1-9 LRE Port 1-9 GBIC Module Ports 1-10 SFP Module Slots 1-11 SFP Modules 1-11 LEDs 1-13 System LED 1-16 RPS LED 1-16 Port Mode and Port Status LEDs 1-16 CONTENTS OL-6156-01 Catalyst 2950 Switch...
...Technical Assistance xviii Cisco TAC Website xviii Opening a TAC Case xviii TAC Case Priority Definitions xix Obtaining Additional Publications and Information xix Overview 1-1 Setting up the Switch 1-1 Features 1-1 Front-Panel Description 1-3 10/100 Ports 1-7 10/100/1000 Ports ...1-8 100BASE-FX and 1000BASE-SX Ports 1-9 LRE Port 1-9 GBIC Module Ports 1-10 SFP Module Slots 1-11 SFP Modules 1-11 LEDs 1-13 System LED 1-16 RPS LED 1-16 Port Mode and Port Status LEDs 1-16 CONTENTS OL-6156-01 Catalyst 2950 Switch...
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... 1-23 Cisco RPS Connector 1-23 Console Port 1-24 Management Options 1-24 Installation 2-1 Preparing for Installation 2-1 Warnings 2-1 Installation Guidelines 2-4 Verifying Package Contents 2-5 Verifying Switch Operation 2-6 Installing the Switch 2-7 Installing the Switch in a Rack 2-7 Attaching the Brackets to the Switch 2-8 Mounting the Switch in ...Kit for Catalyst 2950 Switches 2-19 Installing the GBIC Modules 2-22 Installing and Removing SFP Modules 2-23 Installing SFP Modules into SFP Module Slots 2-23 Removing SFP Modules from SFP Module Slots 2-25 Connecting to 10/100 and 10/100/1000 Ports...
... 1-23 Cisco RPS Connector 1-23 Console Port 1-24 Management Options 1-24 Installation 2-1 Preparing for Installation 2-1 Warnings 2-1 Installation Guidelines 2-4 Verifying Package Contents 2-5 Verifying Switch Operation 2-6 Installing the Switch 2-7 Installing the Switch in a Rack 2-7 Attaching the Brackets to the Switch 2-8 Mounting the Switch in ...Kit for Catalyst 2950 Switches 2-19 Installing the GBIC Modules 2-22 Installing and Removing SFP Modules 2-23 Installing SFP Modules into SFP Module Slots 2-23 Removing SFP Modules from SFP Module Slots 2-25 Connecting to 10/100 and 10/100/1000 Ports...
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...Go Next 2-40 Troubleshooting 3-1 Understanding POST Results 3-1 Diagnosing Problems 3-1 Technical Specifications A-1 Connectors and Cables B-1 Connector Specifications B-1 10/100 Ports B-1 10/100/1000 Ports B-2 Connecting to 10BASE-T and 100BASE-TX Devices B-2 Connecting to 1000BASE-T Devices B-3 LRE Port B-3 100BASE-FX... B-6 Two Twisted-Pair Cable Pinouts B-6 Four Twisted-Pair Cable Pinouts for 10/100 Ports B-7 Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports B-8 RJ-21 Cable Pinouts B-8 Adapter Pinouts B-10 Contents OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide v
...Go Next 2-40 Troubleshooting 3-1 Understanding POST Results 3-1 Diagnosing Problems 3-1 Technical Specifications A-1 Connectors and Cables B-1 Connector Specifications B-1 10/100 Ports B-1 10/100/1000 Ports B-2 Connecting to 10BASE-T and 100BASE-TX Devices B-2 Connecting to 1000BASE-T Devices B-3 LRE Port B-3 100BASE-FX... B-6 Two Twisted-Pair Cable Pinouts B-6 Four Twisted-Pair Cable Pinouts for 10/100 Ports B-7 Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports B-8 RJ-21 Cable Pinouts B-8 Adapter Pinouts B-10 Contents OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide v
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Also covered in your network. All models of Ethernet switches that you can use switches with the CLI-Based Setup Program." Catalyst 2950-24 switch-24 10/100 Ethernet ports - Overview CH A P T E R 1 This chapter provides information about these topics: • Setting up the Switch, page 1-1 • Features, page 1-1 • Front-Panel Description, page 1-3 • Rear-Panel Description, page 1-21 • Management...
Also covered in your network. All models of Ethernet switches that you can use switches with the CLI-Based Setup Program." Catalyst 2950-24 switch-24 10/100 Ethernet ports - Overview CH A P T E R 1 This chapter provides information about these topics: • Setting up the Switch, page 1-1 • Features, page 1-1 • Front-Panel Description, page 1-3 • Rear-Panel Description, page 1-21 • Management...
Hardware Installation Guide
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... the Catalyst 2950 LRE switches. - Features Chapter 1 Overview - For 1000BASE-SX ports, supports only 1000-Mbps and full-duplex settings - Catalyst 2950G-24-EI-24 10/100 Ethernet ports and 2 GBIC module slots - Catalyst 2950ST-24 LRE switch-24 LRE ports, 2 10/100/1000 Ethernet ports, and 2 SFP module slots. (Two of the four uplink ports are active at 10 or 100 Mbps. Catalyst 2950ST-24 LRE 997 switch-24...
... the Catalyst 2950 LRE switches. - Features Chapter 1 Overview - For 1000BASE-SX ports, supports only 1000-Mbps and full-duplex settings - Catalyst 2950G-24-EI-24 10/100 Ethernet ports and 2 GBIC module slots - Catalyst 2950ST-24 LRE switch-24 LRE ports, 2 10/100/1000 Ethernet ports, and 2 SFP module slots. (Two of the four uplink ports are active at 10 or 100 Mbps. Catalyst 2950ST-24 LRE 997 switch-24...
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...-TX 12x 10/100 ports Catalyst 2950 SERIES OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-3 Figure 1-1 to as the terminal block header), a DC ground lug, and an RJ-45 console port. On the Catalyst 2950ST-24 LRE 997 switch, the front panel contains a DC power connector (also referred to Figure 1-12 show the switches. Connection for an optional Cisco RPS...
...-TX 12x 10/100 ports Catalyst 2950 SERIES OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-3 Figure 1-1 to as the terminal block header), a DC ground lug, and an RJ-45 console port. On the Catalyst 2950ST-24 LRE 997 switch, the front panel contains a DC power connector (also referred to Figure 1-12 show the switches. Connection for an optional Cisco RPS...
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Front-Panel Description Figure 1-2 Catalyst 2950-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 2 3 4x 5x 6x 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 13x 14x 15x 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 10/100 ports Figure 1-3 Catalyst 2950C-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x...
Front-Panel Description Figure 1-2 Catalyst 2950-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 2 3 4x 5x 6x 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 13x 14x 15x 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 10/100 ports Figure 1-3 Catalyst 2950C-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x...
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... RPS STAT UTIL DUPLX SPEED MODE 1 1X 23 45 67 8 9 10 11 12 11X 2X 12X 13X 13 14 15 16 17 18 19 20 21 22 23 24 23X 14X 24X 10/100 ports 1 Catalyst 2950 SERIES 2 GBIC module slots Figure 1-7 Catalyst 2950G-48-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 1X 2X 23 45... 67 8 9 10 11 12 13 14 15 16 17 15X 17X 18 19 20 21...
... RPS STAT UTIL DUPLX SPEED MODE 1 1X 23 45 67 8 9 10 11 12 11X 2X 12X 13X 13 14 15 16 17 18 19 20 21 22 23 24 23X 14X 24X 10/100 ports 1 Catalyst 2950 SERIES 2 GBIC module slots Figure 1-7 Catalyst 2950G-48-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 1X 2X 23 45... 67 8 9 10 11 12 13 14 15 16 17 15X 17X 18 19 20 21...
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... port DC ground lug 13 14 15 16 17 18 19 20 21 22 23 24 Catalyst 2950 SERIES LRE 997 1 2 1 2 DC ground lug 10/100/1000 ports Figure 1-11 Catalyst 2950SX-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x 6x 7x 8x 9x... 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 1000BASE-SX 25 26 10/100 ports 1000BASE-SX ports 74516 89363 81184 Chapter 1 Overview Catalyst 2950 Switch Hardware Installation Guide 1-6 OL-6156-01 B 72 V :2-1 A - Front-Panel Description Figure 1-9 Catalyst 2950ST-24 LRE Switch Power LRE connector port SFP ports ...
... port DC ground lug 13 14 15 16 17 18 19 20 21 22 23 24 Catalyst 2950 SERIES LRE 997 1 2 1 2 DC ground lug 10/100/1000 ports Figure 1-11 Catalyst 2950SX-24 Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x 6x 7x 8x 9x... 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 1000BASE-SX 25 26 10/100 ports 1000BASE-SX ports 74516 89363 81184 Chapter 1 Overview Catalyst 2950 Switch Hardware Installation Guide 1-6 OL-6156-01 B 72 V :2-1 A - Front-Panel Description Figure 1-9 Catalyst 2950ST-24 LRE Switch Power LRE connector port SFP ports ...
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... Figure 1-12 Catalyst 2950T-24 Switch Front-Panel Description 47337 SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x 6x 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 13x 14x 15x 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 10/100/100Base-T 1 2 10/100 ports 10/100/1000 ports Figure 1-13 Catalyst 2950SX-48...
... Figure 1-12 Catalyst 2950T-24 Switch Front-Panel Description 47337 SYST RPS STAT UTIL DUPLX SPEED MODE 1x 2x 3x 4x 5x 6x 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 13x 14x 15x 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 10/100/100Base-T 1 2 10/100 ports 10/100/1000 ports Figure 1-13 Catalyst 2950SX-48...
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... full-duplex transmission, if the attached device supports it) and configures itself accordingly. 10/100/1000 Ports The 10/100/1000 ports on Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2950 LRE switches use RJ-45 connectors and twisted-pair cabling. Note When connecting the switch to a 1000BASE-T device, be sure to use a twisted-pair straight-through standard RJ...
... full-duplex transmission, if the attached device supports it) and configures itself accordingly. 10/100/1000 Ports The 10/100/1000 ports on Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2950 LRE switches use RJ-45 connectors and twisted-pair cabling. Note When connecting the switch to a 1000BASE-T device, be sure to use a twisted-pair straight-through standard RJ...
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...is speed autosensing and half-duplex operation. You can connect the Cisco 575 LRE CPE and Cisco 585 LRE CPE devices to LRE ports on the same Catalyst 2950ST-8 LRE or 2950ST-24 LRE switch. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-9 The cable length from a 100BASE-FX ... port (shown in Figure 1-8) uses one of a copper 10/100/1000 port and a fiber-optic SFP module slot, respectively. The link between the LRE switch port and each logical port, you need. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. Table 1-1 on LRE uplink logical ports...
...is speed autosensing and half-duplex operation. You can connect the Cisco 575 LRE CPE and Cisco 585 LRE CPE devices to LRE ports on the same Catalyst 2950ST-8 LRE or 2950ST-24 LRE switch. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-9 The cable length from a 100BASE-FX ... port (shown in Figure 1-8) uses one of a copper 10/100/1000 port and a fiber-optic SFP module slot, respectively. The link between the LRE switch port and each logical port, you need. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. Table 1-1 on LRE uplink logical ports...
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... reference. These transceiver modules are up to other . OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-11 The Catalyst 2950 LRE switch has four physical input ports that the SFP module port does not take precedence over the 10/100/1000 port. Note By using the media-type {sfp | rj45 | auto...-select} interface configuration command at the CLI, you can configure the Catalyst 2950 LRE switch so that are inserted into SFP module slots on Uplink ...
... reference. These transceiver modules are up to other . OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-11 The Catalyst 2950 LRE switch has four physical input ports that the SFP module port does not take precedence over the 10/100/1000 port. Note By using the media-type {sfp | rj45 | auto...-select} interface configuration command at the CLI, you can configure the Catalyst 2950 LRE switch so that are inserted into SFP module slots on Uplink ...
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...mode: half duplex or full duplex. SPEED Port speed The port operating speed: 10 or 100 Mbps for 10/100 ports and 10, 100, or 1000 Mbps for details. Table 1-7 explains how to interpret these colors for the LRE switches. Solid green Link present. The port LEDs are off when the MODE is ...1-17 Note After a port is set to 30 seconds while STP checks the switch for up to SPEED. A Catalyst 2950 LRE switch does not have a UTIL or a DUPLX LED. Green and amber See Figure 1-20 to Figure 1-24 for 10/100/1000 ports. 1. DUPLX Off Port is operating in use by management, an ...
...mode: half duplex or full duplex. SPEED Port speed The port operating speed: 10 or 100 Mbps for 10/100 ports and 10, 100, or 1000 Mbps for details. Table 1-7 explains how to interpret these colors for the LRE switches. Solid green Link present. The port LEDs are off when the MODE is ...1-17 Note After a port is set to 30 seconds while STP checks the switch for up to SPEED. A Catalyst 2950 LRE switch does not have a UTIL or a DUPLX LED. Green and amber See Figure 1-20 to Figure 1-24 for 10/100/1000 ports. 1. DUPLX Off Port is operating in use by management, an ...
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...Port is not operating. Table 1-7 Meaning of Port LED Colors in Different Modes for Non-LRE Switches (continued) Port Mode SPEED Color Meaning 10/100 ports Off Port is operating at 100 Mbps. Alternating green-amber Link fault. Flashing green Port is operating at 1000 Mbps. 1000BASE-X ...GBIC module ports Off Port is operating at 100 Mbps. 10/100/1000 ports Off Port is sending or receiving data. DUPLX Off Port is operating in full duplex. 1-18 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 Solid green Link present. Note The ...
...Port is not operating. Table 1-7 Meaning of Port LED Colors in Different Modes for Non-LRE Switches (continued) Port Mode SPEED Color Meaning 10/100 ports Off Port is operating at 100 Mbps. Alternating green-amber Link fault. Flashing green Port is operating at 1000 Mbps. 1000BASE-X ...GBIC module ports Off Port is operating at 100 Mbps. 10/100/1000 ports Off Port is sending or receiving data. DUPLX Off Port is operating in full duplex. 1-18 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 Solid green Link present. Note The ...
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On an LRE switch, the LEDs for the LRE Switches (continued) Port Mode SPEED Color Meaning 10/100/1000 ports1 2 Off Port is operating at 1000 Mbps. Figure 1-20 to Figure 1-24 show the bandwidth utilization percentages displayed by default, the switch chooses the fiber-optic connection over the copper connection. Note The Catalyst 2950 LRE switch LEDs do not...
On an LRE switch, the LEDs for the LRE Switches (continued) Port Mode SPEED Color Meaning 10/100/1000 ports1 2 Off Port is operating at 1000 Mbps. Figure 1-20 to Figure 1-24 show the bandwidth utilization percentages displayed by default, the switch chooses the fiber-optic connection over the copper connection. Note The Catalyst 2950 LRE switch LEDs do not...
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... OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-1 Read these topics, and perform the procedures in this order: • Preparing for Installation, page 2-1 • Verifying Switch Operation, page 2-6 • Installing the Switch, page 2-7 • Installing the GBIC Modules, page 2-22 • Installing and Removing SFP Modules, page 2-23 • Connecting to 10/100 and 10/100/1000 Ports...
... OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-1 Read these topics, and perform the procedures in this order: • Preparing for Installation, page 2-1 • Verifying Switch Operation, page 2-6 • Installing the Switch, page 2-7 • Installing the GBIC Modules, page 2-22 • Installing and Removing SFP Modules, page 2-23 • Connecting to 10/100 and 10/100/1000 Ports...
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... maintained by service personnel only as defined by powering it on and running POST. Follow the procedures in restricted access areas. Catalyst 2950 Switch Hardware Installation Guide 2-4 OL-6156-01 Preparing for Installation Chapter 2 Installation Warning This unit is intended for 0 (zero) ...installation in the "Verifying Switch Operation" section on page 2-6. • For 10/100 ports and 10/100/1000 ports, the cable length from a switch to an attached device cannot exceed 328 feet (100 meters). • For 100BASE-FX ports, the cable length from a switch to an attached device cannot...
... maintained by service personnel only as defined by powering it on and running POST. Follow the procedures in restricted access areas. Catalyst 2950 Switch Hardware Installation Guide 2-4 OL-6156-01 Preparing for Installation Chapter 2 Installation Warning This unit is intended for 0 (zero) ...installation in the "Verifying Switch Operation" section on page 2-6. • For 10/100 ports and 10/100/1000 ports, the cable length from a switch to an attached device cannot exceed 328 feet (100 meters). • For 100BASE-FX ports, the cable length from a switch to an attached device cannot...
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...Cisco representative or reseller for support. Rear-panel direct current (DC) power connector on switches other than normal room temperature. • Cabling is away from sources of a circuit breaker. • Airflow around the switch and through the vents is shipped with these items: • Catalyst 2950 Switch...176;F (45°C). Front-panel LEDs can be connected with the Catalyst 2950G-24-EI-DC switch or the Catalyst 2950ST-24 LRE 997 switch) • Console cable • Mounting kit containing these conditions: - Return all 10/100 and 10/100/1000 ports must be easily read. -
...Cisco representative or reseller for support. Rear-panel direct current (DC) power connector on switches other than normal room temperature. • Cabling is away from sources of a circuit breaker. • Airflow around the switch and through the vents is shipped with these items: • Catalyst 2950 Switch...176;F (45°C). Front-panel LEDs can be connected with the Catalyst 2950G-24-EI-DC switch or the Catalyst 2950ST-24 LRE 997 switch) • Console cable • Mounting kit containing these conditions: - Return all 10/100 and 10/100/1000 ports must be easily read. -
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... of these guidelines: Caution To comply with manually set the speed and duplex parameters. If the Catalyst 2950 LRE switch senses more information on Catalyst 2950T-24 switches operate at 10, 100, or 1000 Mbps in full-duplex mode. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-27 If the attached devices do not autonegotiate or devices with the intrabuilding...
... of these guidelines: Caution To comply with manually set the speed and duplex parameters. If the Catalyst 2950 LRE switch senses more information on Catalyst 2950T-24 switches operate at 10, 100, or 1000 Mbps in full-duplex mode. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-27 If the attached devices do not autonegotiate or devices with the intrabuilding...