Hardware Installation Guide
Page 4
... SFP Module Slots 2-25 Connecting to 10/100 and 10/100/1000 Ports 2-27 Connecting to 100BASE-FX and 1000BASE-SX Ports 2-29 Connecting to an LRE Port 2-30 Connection Guidelines 2-30 Limitations and Restrictions with POTS Splitters 2-31 Required Cables 2-32 Connecting to a Patch Panel or POTS Splitter 2-32 Catalyst 2950 Switch Hardware Installation Guide iv OL-6156...
... SFP Module Slots 2-25 Connecting to 10/100 and 10/100/1000 Ports 2-27 Connecting to 100BASE-FX and 1000BASE-SX Ports 2-29 Connecting to an LRE Port 2-30 Connection Guidelines 2-30 Limitations and Restrictions with POTS Splitters 2-31 Required Cables 2-32 Connecting to a Patch Panel or POTS Splitter 2-32 Catalyst 2950 Switch Hardware Installation Guide iv OL-6156...
Hardware Installation Guide
Page 21
..., and Long-Reach Ethernet (LRE) traffic from other switches. These are switch management options, basic rack-mounting procedures, port and module connections, power connection procedures for both AC- You can use switches with the CLI-Based Setup Program." Also covered in your network. Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-1
..., and Long-Reach Ethernet (LRE) traffic from other switches. These are switch management options, basic rack-mounting procedures, port and module connections, power connection procedures for both AC- You can use switches with the CLI-Based Setup Program." Also covered in your network. Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-1
Hardware Installation Guide
Page 22
...-SI switch-48 10/100 Ethernet ports and 2 10/100/1000 Ethernet ports - For 10/100/1000 ports on the Catalyst 2950T-48-SI and 2950 LRE switches, autonegotiates the speed and duplex setting when operating at one time.) - Catalyst 2950SX-24 switch-24 10/100 Ethernet ports and 2 1000BASE-SX ports - For 100BASE-FX ports, supports only 100-Mbps and full-duplex settings - Catalyst 2950ST-24 LRE 997 switch-24 LRE ports, 2 10/100...
...-SI switch-48 10/100 Ethernet ports and 2 10/100/1000 Ethernet ports - For 10/100/1000 ports on the Catalyst 2950T-48-SI and 2950 LRE switches, autonegotiates the speed and duplex setting when operating at one time.) - Catalyst 2950SX-24 switch-24 10/100 Ethernet ports and 2 1000BASE-SX ports - For 100BASE-FX ports, supports only 100-Mbps and full-duplex settings - Catalyst 2950ST-24 LRE 997 switch-24 LRE ports, 2 10/100...
Hardware Installation Guide
Page 23
... 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 10/100 ports Catalyst 2950 SERIES OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-3 In Table 1-1, Yes means that the CPE is supported by the switch; Other than the Catalyst 2950ST-24 LRE 997 switch, the front panel of the Catalyst 2950 LRE switches also contain the console port and AC power connector. No means that...
... 7x 8x 9x 10x 11x 10Base-T / 100Base-TX 12x 10/100 ports Catalyst 2950 SERIES OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-3 In Table 1-1, Yes means that the CPE is supported by the switch; Other than the Catalyst 2950ST-24 LRE 997 switch, the front panel of the Catalyst 2950 LRE switches also contain the console port and AC power connector. No means that...
Hardware Installation Guide
Page 24
... 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 100BASE-FX 25 26 10/100 ports 100BASE-FX ports Figure 1-4 Catalyst 2950G-12-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 1X 23 45 67 8 9 10 11 12 11X 2X 12X 10/100 ports 1 Catalyst 2950 SERIES 2 GBIC module slots Figure 1-5 Catalyst 2950G-24-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE...
... 16x 17x 18x 19x 20x 21x 22x 23x Catalyst 2950 SERIES 24x 100BASE-FX 25 26 10/100 ports 100BASE-FX ports Figure 1-4 Catalyst 2950G-12-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE 1 1X 23 45 67 8 9 10 11 12 11X 2X 12X 10/100 ports 1 Catalyst 2950 SERIES 2 GBIC module slots Figure 1-5 Catalyst 2950G-24-EI Switch SYST RPS STAT UTIL DUPLX SPEED MODE...
Hardware Installation Guide
Page 26
... 10x 11x 10BASE-T / 100BASE-TX 12x 13x 14x 15x 16x 17x 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 110.00A-1/02R...
... 10x 11x 10BASE-T / 100BASE-TX 12x 13x 14x 15x 16x 17x 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 110.00A-1/02R...
Hardware Installation Guide
Page 27
... Catalyst 2950 Switch Hardware Installation Guide 1-7 Chapter 1 Overview 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...
... Catalyst 2950 Switch Hardware Installation Guide 1-7 Chapter 1 Overview 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...
Hardware Installation Guide
Page 28
...operate in Appendix B, "Connectors and Cables." The 10/100/1000 ports on the Catalyst 2950T-48-SI and Catalyst 2950 LRE switches can be set to the "Identifying a Crossover Cable" section on Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2950 LRE switches use RJ-45 connectors and twisted-pair cabling.... through standard RJ-45 connectors and two or four twisted-pair, Category 5 cabling. • 100BASE-TX devices, such as high-speed workstations, servers, hubs, routers, and other switches, through standard RJ-45 connectors and two or four twisted-pair, Category 5 cabling. •...
...operate in Appendix B, "Connectors and Cables." The 10/100/1000 ports on the Catalyst 2950T-48-SI and Catalyst 2950 LRE switches can be set to the "Identifying a Crossover Cable" section on Catalyst 2950T-24, Catalyst 2950T-48-SI, and Catalyst 2950 LRE switches use RJ-45 connectors and twisted-pair cabling.... through standard RJ-45 connectors and two or four twisted-pair, Category 5 cabling. • 100BASE-TX devices, such as high-speed workstations, servers, hubs, routers, and other switches, through standard RJ-45 connectors and two or four twisted-pair, Category 5 cabling. •...
Hardware Installation Guide
Page 29
.... You can connect a 100BASE-FX or 1000BASE-SX port to an SC or ST port on page 2-29. The link between the LRE switch port and each consisting of up to 24 Cisco LRE CPE devices through a plain old telephone service (POTS) splitter. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. If the other switch ports. In full-duplex mode...
.... You can connect a 100BASE-FX or 1000BASE-SX port to an SC or ST port on page 2-29. The link between the LRE switch port and each consisting of up to 24 Cisco LRE CPE devices through a plain old telephone service (POTS) splitter. Certain Catalyst 2950 LRE switches support certain Cisco LRE CPE devices. If the other switch ports. In full-duplex mode...
Hardware Installation Guide
Page 39
...5x 6x 7x 8x 10Base-T / 100Base-TX 9x 10x 11x 12x Catalyst 2950 SERIES 47267 0-0.0487%+ 6.25-12.4%+ 12.5-24%+ 25-49%+ 50%+ OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-19 If an LRE switch senses connections to both ports, by the right-most LEDs. Chapter... Table 1-7 Meaning of Port LED Colors in Different Modes for Uplink Port 1 and Uplink Port 2 correspond either to the SFP module port or to the 10/100/1000 port, depending on a Catalyst 2950-12, 2950-24, 2950C-24, 2950SX-24, or 2950T-24 switch are green (no amber showing), the switch is operating at 1000 ...
...5x 6x 7x 8x 10Base-T / 100Base-TX 9x 10x 11x 12x Catalyst 2950 SERIES 47267 0-0.0487%+ 6.25-12.4%+ 12.5-24%+ 25-49%+ 50%+ OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 1-19 If an LRE switch senses connections to both ports, by the right-most LEDs. Chapter... Table 1-7 Meaning of Port LED Colors in Different Modes for Uplink Port 1 and Uplink Port 2 correspond either to the SFP module port or to the 10/100/1000 port, depending on a Catalyst 2950-12, 2950-24, 2950C-24, 2950SX-24, or 2950T-24 switch are green (no amber showing), the switch is operating at 1000 ...
Hardware Installation Guide
Page 73
...Catalyst 2950 LRE switch senses more information on the Catalyst 2950G-24-EI-DC and Catalyst 2950ST-24 LRE 997 switches to other devices, follow your normal board and component handling procedures. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-27 These ports on both ends of these steps to connect the switch to 10BASE-T, 100BASE... nonexposed wiring connections. Chapter 2 Installation Connecting to 10/100 and 10/100/1000 Ports Connecting to 10/100 and 10/100/1000 Ports The 10/100 ports configure themselves to operate at 10, 100, or 1000 Mbps in half- To maximize...
...Catalyst 2950 LRE switch senses more information on the Catalyst 2950G-24-EI-DC and Catalyst 2950ST-24 LRE 997 switches to other devices, follow your normal board and component handling procedures. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide 2-27 These ports on both ends of these steps to connect the switch to 10BASE-T, 100BASE... nonexposed wiring connections. Chapter 2 Installation Connecting to 10/100 and 10/100/1000 Ports Connecting to 10/100 and 10/100/1000 Ports The 10/100 ports configure themselves to operate at 10, 100, or 1000 Mbps in half- To maximize...
Hardware Installation Guide
Page 100
... to 100BASE-TX devices. Figure B-10 shows the two twisted-pair, straight-through cable schematics. Use a crossover cable to connect two ports when both ports are bundled as switches or repeaters, you can use a two or four twisted-pair, crossover cable. Note On the Catalyst 2950 LRE switches, the four input uplink ports are designated with an X. and 100BASE-TX...
... to 100BASE-TX devices. Figure B-10 shows the two twisted-pair, straight-through cable schematics. Use a crossover cable to connect two ports when both ports are bundled as switches or repeaters, you can use a two or four twisted-pair, crossover cable. Note On the Catalyst 2950 LRE switches, the four input uplink ports are designated with an X. and 100BASE-TX...
Hardware Installation Guide
Page 101
... 5 cable when connecting to connect two ports only when one port is designated with an X or when both ports do not have an X. Figure B-15 shows the crossover cable schematics. Because the Catalyst 2950ST-24 LRE and Catalyst 2950ST-24 LRE 997 switches use 48 pins, pin 25 on the...Port The LRE port uses a single 50-pin RJ-21 connector, as switches or repeaters, you must use a four twisted-pair, Category 5, crossover cable. When connecting the ports to connect two ports when both ports are not used . Figure B-2 RJ-45 Pinouts for 10BASE-T, 100BASE-TX, and 1000BASE-T. Each LRE port...
... 5 cable when connecting to connect two ports only when one port is designated with an X or when both ports do not have an X. Figure B-15 shows the crossover cable schematics. Because the Catalyst 2950ST-24 LRE and Catalyst 2950ST-24 LRE 997 switches use 48 pins, pin 25 on the...Port The LRE port uses a single 50-pin RJ-21 connector, as switches or repeaters, you must use a four twisted-pair, Category 5, crossover cable. When connecting the ports to connect two ports when both ports are not used . Figure B-2 RJ-45 Pinouts for 10BASE-T, 100BASE-TX, and 1000BASE-T. Each LRE port...
Hardware Installation Guide
Page 128
... B-6 twisted-pair 10/100/1000 ports 2-8 10/100 ports 2-7 to 2-8 See also connectors and cables Catalyst 2950G-24-EI-DC service warning C-1 Catalyst 2950ST-24 LRE 997 service warning C-1 cautions, defined x chassis warnings rack-mounting, servicing 3-7 Cisco IE2100 2-25 Cisco IE2100 Series Configuration Registrar See Cisco IE2100 IN-2 Catalyst 2950 Switch Hardware Installation Guide Cisco Intelligent Engine 2100 See Cisco IE2100 CiscoView 2-24 clearance 3-5 CLI 2-24 accessing by...
... B-6 twisted-pair 10/100/1000 ports 2-8 10/100 ports 2-7 to 2-8 See also connectors and cables Catalyst 2950G-24-EI-DC service warning C-1 Catalyst 2950ST-24 LRE 997 service warning C-1 cautions, defined x chassis warnings rack-mounting, servicing 3-7 Cisco IE2100 2-25 Cisco IE2100 Series Configuration Registrar See Cisco IE2100 IN-2 Catalyst 2950 Switch Hardware Installation Guide Cisco Intelligent Engine 2100 See Cisco IE2100 CiscoView 2-24 clearance 3-5 CLI 2-24 accessing by...
Hardware Installation Guide
Page 129
...10/100 ports B-7 four twisted-pair, 1000BASE-T ports B-8 two twisted-pair B-6 CWDM GBIC modules cable lengths 3-4 connecting to 3-35 described 2-10 installing 3-22 D DC power connecting to C-1 to C-7 connector 2-23 specifications A-2, A-4 warnings C-1 to C-4 desk-mounting 3-17 OL-6156-01 Index Device Manager xvi description 2-24 to configure switch...to Cisco Systems, web xviii fiber-optic port specifications A-5 front panel 10/100/1000 ports 2-8 10/100 ports 2-7 to 2-8 1000BASE-SX ports 2-9 100BASE-FX ports 2-9 clearance 3-5 described 2-3 Catalyst 2950 Switch Hardware Installation Guide IN-3
...10/100 ports B-7 four twisted-pair, 1000BASE-T ports B-8 two twisted-pair B-6 CWDM GBIC modules cable lengths 3-4 connecting to 3-35 described 2-10 installing 3-22 D DC power connecting to C-1 to C-7 connector 2-23 specifications A-2, A-4 warnings C-1 to C-4 desk-mounting 3-17 OL-6156-01 Index Device Manager xvi description 2-24 to configure switch...to Cisco Systems, web xviii fiber-optic port specifications A-5 front panel 10/100/1000 ports 2-8 10/100 ports 2-7 to 2-8 1000BASE-SX ports 2-9 100BASE-FX ports 2-9 clearance 3-5 described 2-3 Catalyst 2950 Switch Hardware Installation Guide IN-3
Hardware Installation Guide
Page 132
...10 straight-through cables four twisted-pair, 10/100 ports B-7 four twisted-pair, 1000BASE-T ports B-8 two twisted-pair B-6 port LEDs 2-13 to 2-15, 2-16 mode LEDs 2-13 to 2-15, 2-16 to 2-18 selecting 2-16 ports See 10/100 ports, 10/100/1000 ports, 100BASE-FX ports, 1000BASE-SX, GBIC module ports, LRE, and console ports... 3-40 publications, related xv to xvi IN-6 Catalyst 2950 Switch Hardware Installation Guide R rack-mounting bracket mounting points 3-8 to 3-15 procedures 3-7 to 3-16 warning 3-7 rear panel clearance 3-5 console port connector 2-24 described 2-21 to 2-22 illustrated 2-21 to ...
...10 straight-through cables four twisted-pair, 10/100 ports B-7 four twisted-pair, 1000BASE-T ports B-8 two twisted-pair B-6 port LEDs 2-13 to 2-15, 2-16 mode LEDs 2-13 to 2-15, 2-16 to 2-18 selecting 2-16 ports See 10/100 ports, 10/100/1000 ports, 100BASE-FX ports, 1000BASE-SX, GBIC module ports, LRE, and console ports... 3-40 publications, related xv to xvi IN-6 Catalyst 2950 Switch Hardware Installation Guide R rack-mounting bracket mounting points 3-8 to 3-15 procedures 3-7 to 3-16 warning 3-7 rear panel clearance 3-5 console port connector 2-24 described 2-21 to 2-22 illustrated 2-21 to ...
Configuration Guide
Page 242
... entry in either half- Enter the speed parameter for the port. • The 10/100/1000 ports operate in 10 or 100 Mbps when they only operate in full-duplex mode. • 100BASE-FX ports operate only at 100 Mbps in full-duplex. or full-duplex...10-2 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Autonegotiation for the port. • The 10/100/1000 ports operate in the configuration file. Setting Speed and Duplex Parameters Beginning in full-duplex mode when set to be explicitly set the duplex and flow control parameters to half- Note The Catalyst 2950C-24...
... entry in either half- Enter the speed parameter for the port. • The 10/100/1000 ports operate in 10 or 100 Mbps when they only operate in full-duplex mode. • 100BASE-FX ports operate only at 100 Mbps in full-duplex. or full-duplex...10-2 Catalyst 2950 Desktop Switch Software Configuration Guide 78-11380-03 Autonegotiation for the port. • The 10/100/1000 ports operate in the configuration file. Setting Speed and Duplex Parameters Beginning in full-duplex mode when set to be explicitly set the duplex and flow control parameters to half- Note The Catalyst 2950C-24...