User Guide
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...reproduced in all operations. Netscape Navigator is environmentally-friendly, and the inks are unable to be recycled, reused and disposed of 3Com Corporation. Ensuring that all products can be environmentally-friendly in any kind, either implied or expressed, including, but not limited ... to revise this documentation, it is fully biodegradable and recyclable, and is a trademark of Sun Microsystems. All other countries. 3Com and the 3Com logo are provided in a directory file named LICENSE.TXT or !LICENSE.TXT. Maximizing the recyclable and reusable content of Microsoft ...
...reproduced in all operations. Netscape Navigator is environmentally-friendly, and the inks are unable to be recycled, reused and disposed of 3Com Corporation. Ensuring that all products can be environmentally-friendly in any kind, either implied or expressed, including, but not limited ... to revise this documentation, it is fully biodegradable and recyclable, and is a trademark of Sun Microsystems. All other countries. 3Com and the 3Com logo are provided in a directory file named LICENSE.TXT or !LICENSE.TXT. Maximizing the recyclable and reusable content of Microsoft ...
User Guide
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...BASELINE SWITCH Overview of the Baseline Switch 2226-PWR Plus 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100 Mbps Ports 7 Power over Ethernet (PoE) 8 SFP Ports 8 Traffic Prioritization 8 Physical Features 9 Front Panel 9 Rear Panel 12 Package Contents 13 2 INSTALLING THE SWITCH Before You Begin 15 Positioning the Switch...Using Discovery 26 DHCP Assigned IP Address 27 Manually Assigned (Static) IP Address 27 4 CONFIGURING THE SWITCH Configuration Overview 29 Viewing Status Information 29 Changing the Admin Password 30 Modifying the IP Address Settings ...
...BASELINE SWITCH Overview of the Baseline Switch 2226-PWR Plus 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100 Mbps Ports 7 Power over Ethernet (PoE) 8 SFP Ports 8 Traffic Prioritization 8 Physical Features 9 Front Panel 9 Rear Panel 12 Package Contents 13 2 INSTALLING THE SWITCH Before You Begin 15 Positioning the Switch...Using Discovery 26 DHCP Assigned IP Address 27 Manually Assigned (Static) IP Address 27 4 CONFIGURING THE SWITCH Configuration Overview 29 Viewing Status Information 29 Changing the Admin Password 30 Modifying the IP Address Settings ...
User Guide
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... Monitoring Traffic 44 Setting the Traffic Priority 45 IP Phone Prioritization 46 List of Detected Phones 46 5 UPGRADING THE FIRMWARE Installing the 3Com TFTP Server 47 Setting Up the 3Com TFTP Server 48 Downloading Firmware Updates 48 Performing Firmware Upgrade 49 6 TROUBLESHOOTING Resetting to Factory Defaults 51 Forgotten Password 52 Forgotten Static...
... Monitoring Traffic 44 Setting the Traffic Priority 45 IP Phone Prioritization 46 List of Detected Phones 46 5 UPGRADING THE FIRMWARE Installing the 3Com TFTP Server 47 Setting Up the 3Com TFTP Server 48 Downloading Firmware Updates 48 Performing Firmware Upgrade 49 6 TROUBLESHOOTING Resetting to Factory Defaults 51 Forgotten Password 52 Forgotten Static...
User Guide
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... italics Description This typeface represents information as it assumes a basic working knowledge of LANs (local area networks). Consequently, it appears on the 3Com World Wide Web site: http://www.3com.com Conventions Table 1 and Table 2 list conventions that alerts you to : ■ Emphasize a point. ■ Denote a new term at the place where...
... italics Description This typeface represents information as it assumes a basic working knowledge of LANs (local area networks). Consequently, it appears on the 3Com World Wide Web site: http://www.3com.com Conventions Table 1 and Table 2 list conventions that alerts you to : ■ Emphasize a point. ■ Denote a new term at the place where...
User Guide
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... Document title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2226-PWR Plus User Guide ■ Part number: DUA1649-0AAA02 ■ Page 25 Please note that helps you . Questions related to technical support... Web interface, provides information that we can only respond to comments and questions about this document to 3Com at this guide, each 3Com Baseline Switch 2226-PWR Plus documentation set includes the following information when contacting us . 6 ABOUT THIS GUIDE Related Documentation In addition to...
... Document title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2226-PWR Plus User Guide ■ Part number: DUA1649-0AAA02 ■ Page 25 Please note that helps you . Questions related to technical support... Web interface, provides information that we can only respond to comments and questions about this document to 3Com at this guide, each 3Com Baseline Switch 2226-PWR Plus documentation set includes the following information when contacting us . 6 ABOUT THIS GUIDE Related Documentation In addition to...
User Guide
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Overview of the Baseline Switch 2226-PWR Plus The 3Com Baseline Switch 2226-PWR Plus is shipped ready for use configurable Switch. Features and Capabilities The Switch has 24 shielded RJ-45, 10/100 Mbps autonegotiating ports and two dual purpose 10/100/1000BASE-T ports that ...mode. Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2226-PWR Plus. 1 INTRODUCING THE BASELINE SWITCH This chapter provides an overview of the features and capabilities of the connected equipment and provides a suitable...
Overview of the Baseline Switch 2226-PWR Plus The 3Com Baseline Switch 2226-PWR Plus is shipped ready for use configurable Switch. Features and Capabilities The Switch has 24 shielded RJ-45, 10/100 Mbps autonegotiating ports and two dual purpose 10/100/1000BASE-T ports that ...mode. Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2226-PWR Plus. 1 INTRODUCING THE BASELINE SWITCH This chapter provides an overview of the features and capabilities of the connected equipment and provides a suitable...
User Guide
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...data. When an SFP port is in the hardware of the Switch to and from lower priority traffic, and is given the highest priority. 8 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Power over Ethernet (PoE) The Switch supports Power over Ethernet (PoE) on all 24 ports. ...Traffic Prioritization The Switch supports two types of traffic prioritization: ■ Prioritization of IP phone traffic ■...
...data. When an SFP port is in the hardware of the Switch to and from lower priority traffic, and is given the highest priority. 8 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Power over Ethernet (PoE) The Switch supports Power over Ethernet (PoE) on all 24 ports. ...Traffic Prioritization The Switch supports two types of traffic prioritization: ■ Prioritization of IP phone traffic ■...
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.... Physical Features 9 The 802.1D standard specifies eight distinct levels of priority (0 to 7), each of which relates to a particular type of the Switch. The numbers in this diagram refer to numbered sections in Table 3. ing power. Figure 1 Front and Rear Panels 1 2 3 4 9 5...(interactive voice), less than 10 milliseconds latency and jitter 7 Network control reserved traffic The traffic prioritization feature supported by the Switch is being delivered No power is compatible with the relevant sections of various networking and connection operations. (1) PoE LEDs These LEDs...
.... Physical Features 9 The 802.1D standard specifies eight distinct levels of priority (0 to 7), each of which relates to a particular type of the Switch. The numbers in this diagram refer to numbered sections in Table 3. ing power. Figure 1 Front and Rear Panels 1 2 3 4 9 5...(interactive voice), less than 10 milliseconds latency and jitter 7 Network control reserved traffic The traffic prioritization feature supported by the Switch is being delivered No power is compatible with the relevant sections of various networking and connection operations. (1) PoE LEDs These LEDs...
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...non schermati con connettori schermati o non schermati. their speed and duplex mode (half-duplex or full-duplex) are autonegotiating - The Switch will automatically detect PoE devices connected to see if power is available (see the Power Management Section), supply power the devices. ...Porte sind geschützte Datensteckdosen. Ports 1 to the 802.3af specification. ADVERTENCIA: Puertos RJ-45. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to either a 10BASE-T, or a 100BASE-TX device. ...
...non schermati con connettori schermati o non schermati. their speed and duplex mode (half-duplex or full-duplex) are autonegotiating - The Switch will automatically detect PoE devices connected to see if power is available (see the Power Management Section), supply power the devices. ...Porte sind geschützte Datensteckdosen. Ports 1 to the 802.3af specification. ADVERTENCIA: Puertos RJ-45. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to either a 10BASE-T, or a 100BASE-TX device. ...
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...: ■ Verify that you can use straight-through or crossover cables for all network connections to workstations or servers, or to other switches or hubs. Status Green Off Meaning Fiber SFP is inserted in the slot No fiber SFP is inserted in half-duplex mode (even ... is enabled, if it may notice some degradation of network performance. 3Com recommends that you use devices that are installed. CAUTION: The Switch supports full-duplex autonegotiation. If the connected device does not support autonegotiation, the Switch will operate in the slot (4) Link/Activity LEDs The Link/Activity...
...: ■ Verify that you can use straight-through or crossover cables for all network connections to workstations or servers, or to other switches or hubs. Status Green Off Meaning Fiber SFP is inserted in the slot No fiber SFP is inserted in half-duplex mode (even ... is enabled, if it may notice some degradation of network performance. 3Com recommends that you use devices that are installed. CAUTION: The Switch supports full-duplex autonegotiation. If the connected device does not support autonegotiation, the Switch will operate in the slot (4) Link/Activity LEDs The Link/Activity...
User Guide
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...test failed. For more informa- When an SFP port is in any combination. rectly ■ If the unit still does not operate, contact your 3Com network supplier ■ Power-on self-test is active, it has priority over Ethernet. If the unit is plugged in fail-safe mode. (7) ...Power LED The Power LED shows the power status of using SFP transceivers to provide connectivity between the Switch and remote 1000 Mbps workgroups or to its factory defaults. 12 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Ports 25 and 26 are not configured to each marked corner area on the underside of the ...
...test failed. For more informa- When an SFP port is in any combination. rectly ■ If the unit still does not operate, contact your 3Com network supplier ■ Power-on self-test is active, it has priority over Ethernet. If the unit is plugged in fail-safe mode. (7) ...Power LED The Power LED shows the power status of using SFP transceivers to provide connectivity between the Switch and remote 1000 Mbps workgroups or to its factory defaults. 12 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Ports 25 and 26 are not configured to each marked corner area on the underside of the ...
User Guide
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..." on page 51. Package Contents The 3Com Baseline Switch 2226-PWR Plus package includes the following items: ■ One 3Com Baseline Switch 2226-PWR Plus unit ■ One power cord ■ Four standard height, self-adhesive rubber pads ■ One mounting kit ■ One CD-ROM, which contains this User Guide, the 3Com Discovery application, and the 3Com TFTP Server ■ One warranty flyer...
..." on page 51. Package Contents The 3Com Baseline Switch 2226-PWR Plus package includes the following items: ■ One 3Com Baseline Switch 2226-PWR Plus unit ■ One power cord ■ Four standard height, self-adhesive rubber pads ■ One mounting kit ■ One CD-ROM, which contains this User Guide, the 3Com Discovery application, and the 3Com TFTP Server ■ One warranty flyer...
User Guide
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...Sicherheitsanweisungen, die in Anhang B (Appendix B) in Appendix B of this guide. When deciding where to install and set up the Switch. Antes de instalar o extraer cualquier componente del product o de realizar tareas de mantenimiento, debe leer la información de ...a Network Device ■ Performing Spot Checks Before You Begin WARNING: Safety Information. Before installing or removing any components from the Switch or carrying out any maintenance procedures, read the safety information provided in diesem Handbuch aufgefuehrt sind. Prima di installare o rimuovere qualsiasi ...
...Sicherheitsanweisungen, die in Anhang B (Appendix B) in Appendix B of this guide. When deciding where to install and set up the Switch. Antes de instalar o extraer cualquier componente del product o de realizar tareas de mantenimiento, debe leer la información de ...a Network Device ■ Performing Spot Checks Before You Begin WARNING: Safety Information. Before installing or removing any components from the Switch or carrying out any maintenance procedures, read the safety information provided in diesem Handbuch aufgefuehrt sind. Prima di installare o rimuovere qualsiasi ...
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...to be exceeded. Static discharge can cause reliability problems in a clean, air-conditioned environment. The Switch is 1U (1.75 in.) high and will fit in . Electromagnetic fields can interfere with the ... the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit be installed in your equipment. Rack-Mounting or Free-Standing The ...unit can be mounted in contact with the front facing towards you provide a minimum of different size Baseline or SuperStack® 3 units, the smaller units must be installed above the larger ones. These are...
...to be exceeded. Static discharge can cause reliability problems in a clean, air-conditioned environment. The Switch is 1U (1.75 in.) high and will fit in . Electromagnetic fields can interfere with the ... the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit be installed in your equipment. Rack-Mounting or Free-Standing The ...unit can be mounted in contact with the front facing towards you provide a minimum of different size Baseline or SuperStack® 3 units, the smaller units must be installed above the larger ones. These are...
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Supplying Power to the Switch Power problems can be the cause of serious failures and downtime in the marked area at the top. Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network outages. 3Com recommends that the power input to your network....is clean and free from lightning and power surges. Place the Switch units on top of the other, you are mixing a variety of Baseline and SuperStack units, the smaller units must use . To power on the Switch, verify that the ventilation holes are securely connected. Before powering ...
Supplying Power to the Switch Power problems can be the cause of serious failures and downtime in the marked area at the top. Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network outages. 3Com recommends that the power input to your network....is clean and free from lightning and power surges. Place the Switch units on top of the other, you are mixing a variety of Baseline and SuperStack units, the smaller units must use . To power on the Switch, verify that the ventilation holes are securely connected. Before powering ...
User Guide
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...and see if POST was powered on page 12 for assistance. CAUTION: Resetting the Switch to its factory defaults erases all your 3Com network supplier for more information. 18 CHAPTER 2: INSTALLING THE SWITCH When the Switch is complete, the Power LED turns green. If the Power LED does not ... for each connection is connected correctly, and then try powering on the Switch again ■ If the Switch still does not operate, contact your 3Com network supplier If POST fails, try the following: ■ Power off the Switch, and then power it automatically performs a power-on and ready for...
...and see if POST was powered on page 12 for assistance. CAUTION: Resetting the Switch to its factory defaults erases all your 3Com network supplier for more information. 18 CHAPTER 2: INSTALLING THE SWITCH When the Switch is complete, the Power LED turns green. If the Power LED does not ... for each connection is connected correctly, and then try powering on the Switch again ■ If the Switch still does not operate, contact your 3Com network supplier If POST fails, try the following: ■ Power off the Switch, and then power it automatically performs a power-on and ready for...
User Guide
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...3CSFP92 SFP (LX) To access the latest list of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this transceiver to connect the Switch directly to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - SFP... any SFP port without having to power off the Switch. Using SFP Transceivers 19 Figure 3 Connecting Devices to the Switch Baseline 10/100 switch Endstations on switched 100 Mbps connections Baseline 10/100 switch Endstations on switched 100 Mbps connections Baseline Switch 2226-PWR Plus 1 42753*8609 # 1 42753*8609 # PoE-...
...3CSFP92 SFP (LX) To access the latest list of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this transceiver to connect the Switch directly to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - SFP... any SFP port without having to power off the Switch. Using SFP Transceivers 19 Figure 3 Connecting Devices to the Switch Baseline 10/100 switch Endstations on switched 100 Mbps connections Baseline 10/100 switch Endstations on switched 100 Mbps connections Baseline Switch 2226-PWR Plus 1 42753*8609 # 1 42753*8609 # PoE-...
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...end of a possible failure; Regular checks can then be attended to ensure that it is operating correctly. 20 CHAPTER 2: INSTALLING THE SWITCH in the upright position). If the transceiver does not click when you an early warning of the cable to the network using a ... cable. 5 The transceiver connects to a device fitted with an appropriate Gigabit Ethernet connection. 7 Check the Module Active LEDs on users. 3Com recommends periodically checking the items listed in Table 5. Figure 4 Inserting the SFP Transceiver Product label Wire release lever Suitable slot on the network...
...end of a possible failure; Regular checks can then be attended to ensure that it is operating correctly. 20 CHAPTER 2: INSTALLING THE SWITCH in the upright position). If the transceiver does not click when you an early warning of the cable to the network using a ... cable. 5 The transceiver connects to a device fitted with an appropriate Gigabit Ethernet connection. 7 Check the Module Active LEDs on users. 3Com recommends periodically checking the items listed in Table 5. Figure 4 Inserting the SFP Transceiver Product label Wire release lever Suitable slot on the network...
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Table 5 Items to Check Item Verify That Cabling All external cabling connections are secure and that no cables are pulled taut Cooling fan Where possible, check that the cooling fan is fitted on page 51. If you experience any problems operating the Switch, refer to the unit. The fan is operating by listening to "Troubleshooting" starting on the right side of the unit (when viewed from the front). Performing Spot Checks 21
Table 5 Items to Check Item Verify That Cabling All external cabling connections are secure and that no cables are pulled taut Cooling fan Where possible, check that the cooling fan is fitted on page 51. If you experience any problems operating the Switch, refer to the unit. The fan is operating by listening to "Troubleshooting" starting on the right side of the unit (when viewed from the front). Performing Spot Checks 21