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...SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Cisco and the Cisco Logo are on a different circuit from the television or radio. (That is, make certain the equipment and the television or radio are trademarks of TCP header compression is unintentional and coincidental. Catalyst 3750 Switch... Hardware Installation Guide © 2004-2011 Cisco Systems, Inc. These limits are designed to this document are shown for...
...SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Cisco and the Cisco Logo are on a different circuit from the television or radio. (That is, make certain the equipment and the television or radio are trademarks of TCP header compression is unintentional and coincidental. Catalyst 3750 Switch... Hardware Installation Guide © 2004-2011 Cisco Systems, Inc. These limits are designed to this document are shown for...
Hardware Installation Guide
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... Address and Configuration 6 Replacing a Failed Stack Member 6 Finding the Switch Serial Number 7 1 Technical Specifications 1 1 Connector and Cable Specifications 1 Connector Specifications 1 10/100 and 10/100/1000 Ports 2 100BASE-FX Ports 2 SFP Module Ports 3 XENPAK Module Ports (Catalyst 3750G-16TD Switch) 4 Console Port 4 Cable and Adapter Specifications 5 SFP Module Cable Specifications 5 Two Twisted-Pair Cable Pinouts 6 Four Twisted-Pair Cable...
... Address and Configuration 6 Replacing a Failed Stack Member 6 Finding the Switch Serial Number 7 1 Technical Specifications 1 1 Connector and Cable Specifications 1 Connector Specifications 1 10/100 and 10/100/1000 Ports 2 100BASE-FX Ports 2 SFP Module Ports 3 XENPAK Module Ports (Catalyst 3750G-16TD Switch) 4 Console Port 4 Cable and Adapter Specifications 5 SFP Module Cable Specifications 5 Two Twisted-Pair Cable Pinouts 6 Four Twisted-Pair Cable...
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... information about configuring and monitoring PoE ports, see the device manager online help and the switch software configuration guide. Each of the Catalyst 3750G-24WS-S25 and 3750G-24WS-S50 switch PoE ports can deliver up in low-power mode, consumes less than 7 W to operate at the ...are described in low-power mode on Catalyst 3750 PoE switches. When you connect the switch to workstations, servers, routers, and Cisco IP Phones, be sure to use a crossover cable. High-power devices can operate in Appendix A, "Technical Specifications." The powered device might reboot or ...
... information about configuring and monitoring PoE ports, see the device manager online help and the switch software configuration guide. Each of the Catalyst 3750G-24WS-S25 and 3750G-24WS-S50 switch PoE ports can deliver up in low-power mode, consumes less than 7 W to operate at the ...are described in low-power mode on Catalyst 3750 PoE switches. When you connect the switch to workstations, servers, routers, and Cisco IP Phones, be sure to use a crossover cable. High-power devices can operate in Appendix A, "Technical Specifications." The powered device might reboot or ...
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... controller console port. You can access the device manager from the Cisco Catalyst 2950 through a web browser. Note On the Catalyst 3750G-24WS-S25 and the 3750G-24WS-S50 switches, there are two console ports; Management Options The Catalyst 3750 switches offer several management options: • Network Assistant Cisco Network Assistant is a PC-based network management GUI application optimized...
... controller console port. You can access the device manager from the Cisco Catalyst 2950 through a web browser. Note On the Catalyst 3750G-24WS-S25 and the 3750G-24WS-S50 switches, there are two console ports; Management Options The Catalyst 3750 switches offer several management options: • Network Assistant Cisco Network Assistant is a PC-based network management GUI application optimized...
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...easily read the front-panel indicators. - Note If you install the switch in a system malfunction. Access to ports is less than normal room temperature. • Cisco Ethernet Switches are planning to stack the switches. However, these requirements: • For copper Ethernet ports, including 10...When the fiber-optic cable span is sufficient for unrestricted cabling. Catalyst 3750 Switch Hardware Installation Guide 2-6 OL-6336-10 Each port must match the wave-length specifications on page B-5 for a list of cable specifications for 1000BASE-SX, 1000BASE-LX, 1000BASE-ZX, and CWDM fiber...
...easily read the front-panel indicators. - Note If you install the switch in a system malfunction. Access to ports is less than normal room temperature. • Cisco Ethernet Switches are planning to stack the switches. However, these requirements: • For copper Ethernet ports, including 10...When the fiber-optic cable span is sufficient for unrestricted cabling. Catalyst 3750 Switch Hardware Installation Guide 2-6 OL-6336-10 Each port must match the wave-length specifications on page B-5 for a list of cable specifications for 1000BASE-SX, 1000BASE-LX, 1000BASE-ZX, and CWDM fiber...
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Call Cisco Systems if your switches, read these sections: • Planning Considerations, page 2-8 • Powering Considerations, page 2-8 • Cabling Considerations, page 2-9 • Recommended Cabling Configurations, page 2-10 Planning Considerations Before connecting the Catalyst 3750 switches in a stack, observe these planning considerations: • Size of the switch. Install the switch in a rack, on a wall, on a table, or on...
Call Cisco Systems if your switches, read these sections: • Planning Considerations, page 2-8 • Powering Considerations, page 2-8 • Cabling Considerations, page 2-9 • Recommended Cabling Configurations, page 2-10 Planning Considerations Before connecting the Catalyst 3750 switches in a stack, observe these planning considerations: • Size of the switch. Install the switch in a rack, on a wall, on a table, or on...
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...slots on the other end of the cable, and the cable must match the wave-length specifications on the front of SFP modules that the SFP module meets the requirements for the switch. See the Catalyst 3750 release notes for reliable communications. Each port must not exceed the stipulated cable length ...SFP module. Removing and installing an SFP module can use any combination of the SFP module. You can shorten its useful life. Use only Cisco SFP modules on the chassis. Each SFP module has an internal serial EEPROM that has a bale-clasp latch. Installing SFP Modules into the SFP...
...slots on the other end of the cable, and the cable must match the wave-length specifications on the front of SFP modules that the SFP module meets the requirements for the switch. See the Catalyst 3750 release notes for reliable communications. Each port must not exceed the stipulated cable length ...SFP module. Removing and installing an SFP module can use any combination of the SFP module. You can shorten its useful life. Use only Cisco SFP modules on the chassis. Each SFP module has an internal serial EEPROM that has a bale-clasp latch. Installing SFP Modules into the SFP...
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...restricted access area can configure the 10/100 and 10/100/1000 PoE ports on both ends of security. See the "Cable and Adapter Specifications" section on page B-5 for configuring the Ethernet ports: • Let the ports autonegotiate both speed and duplex. • Set the port... speed and duplex parameters on the switch to either automatically provide PoE when a Cisco IP Phone, Cisco Aironet Access Point, or end device compliant with IEEE 802.3af is Auto. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 2-39 Chapter 2 Switch Installation Connecting to the 10/100 and ...
...restricted access area can configure the 10/100 and 10/100/1000 PoE ports on both ends of security. See the "Cable and Adapter Specifications" section on page B-5 for configuring the Ethernet ports: • Let the ports autonegotiate both speed and duplex. • Set the port... speed and duplex parameters on the switch to either automatically provide PoE when a Cisco IP Phone, Cisco Aironet Access Point, or end device compliant with IEEE 802.3af is Auto. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 2-39 Chapter 2 Switch Installation Connecting to the 10/100 and ...
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... cabling or powered devices are connected to the switch. You can use Category 3 or Category 4 cable. Step 1 When you connect a switch to 1000BASE-T-compatible devices, be sure to use a crossover cable. (See the "Cable and Adapter Specifications" section on page B-5 for copper Ethernet connections...to PoE ports. You can connect the Catalyst 3750 switch to a Cisco IP Phone through a straight-through cable to an RJ-45 connector on switches running Cisco IOS Release 12.2(18)SE or later. For releases between Cisco IOS Release 12.1(14)EA1 and 12.2(18)SE, the auto-MDIX feature is...
... cabling or powered devices are connected to the switch. You can use Category 3 or Category 4 cable. Step 1 When you connect a switch to 1000BASE-T-compatible devices, be sure to use a crossover cable. (See the "Cable and Adapter Specifications" section on page B-5 for copper Ethernet connections...to PoE ports. You can connect the Catalyst 3750 switch to a Cisco IP Phone through a straight-through cable to an RJ-45 connector on switches running Cisco IOS Release 12.2(18)SE or later. For releases between Cisco IOS Release 12.1(14)EA1 and 12.2(18)SE, the auto-MDIX feature is...
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...) connections. Catalyst 3750 Switch Hardware Installation Guide 3-2 OL-6336-10 Note POST failures are usually fatal. Diagnosing Problems Chapter 3 Troubleshooting Verify Switch POST Results As the switch powers on,...Ethernet and Fiber Cables Make sure that the switch functions properly. Contact your Cisco technical support representative if your switch does not pass POST. If possible, bypass...this situation because the port will have physical access to the switch to see Appendix B, "Cable and Adapter Specifications." In these situations: • Change the copper or fiber...
...) connections. Catalyst 3750 Switch Hardware Installation Guide 3-2 OL-6336-10 Note POST failures are usually fatal. Diagnosing Problems Chapter 3 Troubleshooting Verify Switch POST Results As the switch powers on,...Ethernet and Fiber Cables Make sure that the switch functions properly. Contact your Cisco technical support representative if your switch does not pass POST. If possible, bypass...this situation because the port will have physical access to the switch to see Appendix B, "Cable and Adapter Specifications." In these situations: • Change the copper or fiber...
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... and Adapter Specifications," for a description of supported SFP modules. Many legacy powered devices, including older Cisco IP phones and access points that causes a PoE fault from the switch to the correct...the "Power Connectors" section on page 1-12 for loose connections. This encoding provides a way for the port does not come on the switch, or replace the cable. PoE Connections When... you should: • Use the Mode button to a PoE port. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-3 Disconnect and then reconnect the cable. A single broken wire or one...
... and Adapter Specifications," for a description of supported SFP modules. Many legacy powered devices, including older Cisco IP phones and access points that causes a PoE fault from the switch to the correct...the "Power Connectors" section on page 1-12 for loose connections. This encoding provides a way for the port does not come on the switch, or replace the cable. PoE Connections When... you should: • Use the Mode button to a PoE port. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-3 Disconnect and then reconnect the cable. A single broken wire or one...
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... autonegotiate, yet sometimes autonegotation issues occur. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-5 Upgrade the NIC card driver to the latest version available from the manufacturer. See the "Cable and Adapter Specifications" section on your NIC card might be the problem. To... maximize switch performance and to ensure a link, follow one of the connection. • If a remote device...
... autonegotiate, yet sometimes autonegotation issues occur. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-5 Upgrade the NIC card driver to the latest version available from the manufacturer. See the "Cable and Adapter Specifications" section on your NIC card might be the problem. To... maximize switch performance and to ensure a link, follow one of the connection. • If a remote device...
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...: • Specifications for the Catalyst 3750G-12S Switch, Table A-1 on page A-2 • Specifications for the Catalyst 3750G-12S-SD Switch, Table A-2 on page A-2 • Specifications for the Catalyst 3750-24FS Switch, Table A-3 on page A-3 • Specifications for the Catalyst 3750-24TS Switch, Table A-4 on page A-3 • Specifications for the Catalyst 3750G-24T Switch, Table A-5 on page A-4 • Specifications for the Catalyst 3750-24PS Switch, Table A-6 on page A-4 • Specifications for the Catalyst 3750G-24PS Switch, Table A-7 on...
...: • Specifications for the Catalyst 3750G-12S Switch, Table A-1 on page A-2 • Specifications for the Catalyst 3750G-12S-SD Switch, Table A-2 on page A-2 • Specifications for the Catalyst 3750-24FS Switch, Table A-3 on page A-3 • Specifications for the Catalyst 3750-24TS Switch, Table A-4 on page A-3 • Specifications for the Catalyst 3750G-24T Switch, Table A-5 on page A-4 • Specifications for the Catalyst 3750-24PS Switch, Table A-6 on page A-4 • Specifications for the Catalyst 3750G-24PS Switch, Table A-7 on...
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Appendix A Technical Specifications Table A-1 Specifications for the Catalyst 3750G-12S Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70... 409 BTUs per hour Power rating 0.120 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-2 Specifications for the Catalyst 3750G-12S-SD Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative...
Appendix A Technical Specifications Table A-1 Specifications for the Catalyst 3750G-12S Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70... 409 BTUs per hour Power rating 0.120 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-2 Specifications for the Catalyst 3750G-12S-SD Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative...
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Appendix A Technical Specifications Table A-3 Specifications for the Catalyst 3750-24FS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C)... Hz DC input voltages for RPS 2300 and 675 +12 V @8.5 A Power consumption 70 W, 240 BTUs per hour Power rating 0.070 kVA Physical Dimensions Weight 9 lb (4.1 kg) Dimensions (H x W x D) 1.73 x 17.5 x 11.8 in. (4.4 x 44.5 x 30.1 cm) Table A-4 Specifications for the Catalyst 3750-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0...
Appendix A Technical Specifications Table A-3 Specifications for the Catalyst 3750-24FS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C)... Hz DC input voltages for RPS 2300 and 675 +12 V @8.5 A Power consumption 70 W, 240 BTUs per hour Power rating 0.070 kVA Physical Dimensions Weight 9 lb (4.1 kg) Dimensions (H x W x D) 1.73 x 17.5 x 11.8 in. (4.4 x 44.5 x 30.1 cm) Table A-4 Specifications for the Catalyst 3750-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0...
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Appendix A Technical Specifications Table A-5 Specifications for the Catalyst 3750G-24T Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) ...165 W, 563 BTUs per hour Power rating 0.165 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-6 Specifications for the Catalyst 3750-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°...
Appendix A Technical Specifications Table A-5 Specifications for the Catalyst 3750G-24T Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) ...165 W, 563 BTUs per hour Power rating 0.165 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-6 Specifications for the Catalyst 3750-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°...
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Appendix A Technical Specifications OL-6336-10 Table A-7 Specifications for the Catalyst 3750G-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative humidity 10 to ... ft (4573 m) Power Requirements AC input voltage 100 to 240 VAC (autoranging) 4 to 8 A, 50 to 60 Hz DC input voltages for RPS 2300 and 675 +12 V @7.5 A and -48 V @7.8 A Power consumption 540 W Power dissipation 170 W, 580 BTUs per hour Power rating 0.54 kVA Power over Ethernet Range from 4 to 15.4 W per port...
Appendix A Technical Specifications OL-6336-10 Table A-7 Specifications for the Catalyst 3750G-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative humidity 10 to ... ft (4573 m) Power Requirements AC input voltage 100 to 240 VAC (autoranging) 4 to 8 A, 50 to 60 Hz DC input voltages for RPS 2300 and 675 +12 V @7.5 A and -48 V @7.8 A Power consumption 540 W Power dissipation 170 W, 580 BTUs per hour Power rating 0.54 kVA Power over Ethernet Range from 4 to 15.4 W per port...
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... 1.73 x 17.5 x 14.8 in. (4.4 x 44.5 x 37.8 cm) Table A-9 Specifications for the Catalyst 3750G-48PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to ...12 V @14 A and -48 V @7.8 A Power consumption 560 W Power dissipation 220 W, 690 BTUs per hour Power rating 0.56 kVA Power over Ethernet Range from 4 to 15.4 W per port, up to 370 W switch maximum Physical Dimensions Weight 15.5 lb (7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-10 Specifications for the Catalyst 3750G-16TD Switch...
... 1.73 x 17.5 x 14.8 in. (4.4 x 44.5 x 37.8 cm) Table A-9 Specifications for the Catalyst 3750G-48PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to ...12 V @14 A and -48 V @7.8 A Power consumption 560 W Power dissipation 220 W, 690 BTUs per hour Power rating 0.56 kVA Power over Ethernet Range from 4 to 15.4 W per port, up to 370 W switch maximum Physical Dimensions Weight 15.5 lb (7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-10 Specifications for the Catalyst 3750G-16TD Switch...
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...615 BTUs per hour Power rating 0.180 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-11 Specifications for the Catalyst 3750G-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to ...per hour Power rating 0.190 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 2.59 x 17.5 x 11.6 in. (6.6 x 44.5 x 29.5 cm) Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch Environmental Ranges Operating temperature Storage temperature Relative humidity Operating ...
...615 BTUs per hour Power rating 0.180 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-11 Specifications for the Catalyst 3750G-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to ...per hour Power rating 0.190 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 2.59 x 17.5 x 11.6 in. (6.6 x 44.5 x 29.5 cm) Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch Environmental Ranges Operating temperature Storage temperature Relative humidity Operating ...
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... Specifications Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch (continued) Environmental Ranges DC input voltages for RPS 2300 and 675 +12 V @10.5 A Power consumption 100 W Power dissipation 100 W, 314 BTUs per hour Power rating 0.10 kVA Physical Dimensions Weight 12 lb (5.5 kg) Dimensions (H x W x D) 1.73 x 17.5 x 14.9 in. (4.4 x 44.5 x 37.8 cm) Table A-13 Specifications for the Catalyst 3750-48TS Switch...
... Specifications Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch (continued) Environmental Ranges DC input voltages for RPS 2300 and 675 +12 V @10.5 A Power consumption 100 W Power dissipation 100 W, 314 BTUs per hour Power rating 0.10 kVA Physical Dimensions Weight 12 lb (5.5 kg) Dimensions (H x W x D) 1.73 x 17.5 x 14.9 in. (4.4 x 44.5 x 37.8 cm) Table A-13 Specifications for the Catalyst 3750-48TS Switch...