User Guide
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AA Published August 2006 Baseline Switch 2250 Plus User Guide Installationsanleitung 3C16476CS http://www.3com.com/ Part No. 10015237 Rev.
AA Published August 2006 Baseline Switch 2250 Plus User Guide Installationsanleitung 3C16476CS http://www.3com.com/ Part No. 10015237 Rev.
User Guide
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...All technical data and computer software are registered trademarks of -life electronic components. Maximizing the recyclable and reusable content of 3Com Corporation to you are associated. Technical data is completely chlorine-free. Reducing the waste generated by any means or used.... Improving our environmental record on paper that all operations. Environmental Statement about the Documentation The documentation for a particular purpose. 3Com may make improvements or changes in the product(s) and/or the program(s) described in conjunction with which they are unable to...
...All technical data and computer software are registered trademarks of -life electronic components. Maximizing the recyclable and reusable content of 3Com Corporation to you are associated. Technical data is completely chlorine-free. Reducing the waste generated by any means or used.... Improving our environmental record on paper that all operations. Environmental Statement about the Documentation The documentation for a particular purpose. 3Com may make improvements or changes in the product(s) and/or the program(s) described in conjunction with which they are unable to...
User Guide
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...BASELINE SWITCH Overview of the Baseline Switch 2250 Plus 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100 Mbps Ports 7 SFP Ports 8 Traffic Prioritization 8 Forwarding of BPDU Packets 8 Physical Features 9 Front Panel 9 Rear Panel 12 Package Contents 12 2 INSTALLING THE SWITCH Before You Begin 13 Positioning the Switch 13 Aufstellen des Switch... Kit 14 Montagesatz Anweisungen 15 Placing Units On Top of Each Other 16 Supplying Power to the Switch 16 Checking for Correct Operation 16 Connecting a Network Device 17 Using SFP Transceivers 18 Approved SFP ...
...BASELINE SWITCH Overview of the Baseline Switch 2250 Plus 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100 Mbps Ports 7 SFP Ports 8 Traffic Prioritization 8 Forwarding of BPDU Packets 8 Physical Features 9 Front Panel 9 Rear Panel 12 Package Contents 12 2 INSTALLING THE SWITCH Before You Begin 13 Positioning the Switch 13 Aufstellen des Switch... Kit 14 Montagesatz Anweisungen 15 Placing Units On Top of Each Other 16 Supplying Power to the Switch 16 Checking for Correct Operation 16 Connecting a Network Device 17 Using SFP Transceivers 18 Approved SFP ...
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Backup Configuration 30 Restore Configuration 30 Firmware Upgrade 31 Initialize 31 Reboot 32 System Access 32 System Time 34 SNMP 34 Configuring VLANs 35 VLAN 36 Forwarding Tagged/Untagged Frames 39 Sample VLAN Configurations 40 Spanning Tree 41 IGMP Snooping 42 IGMP Query 42 Broadcast Storm 43 Configuring Port Settings 43 Administration 43 Speed/Duplex for 1000 Mbps Connections 45 Link Aggregation 45 Spanning Tree per Port 47 Port Mirroring 49 QoS VoIP Traffic Settings 50 Security 53 RADIUS Client 53 802.1X Settings 54 Monitoring 56 Address Table 56 Cable Diagnostics 56 5 TROUBLESHOOTING ...
Backup Configuration 30 Restore Configuration 30 Firmware Upgrade 31 Initialize 31 Reboot 32 System Access 32 System Time 34 SNMP 34 Configuring VLANs 35 VLAN 36 Forwarding Tagged/Untagged Frames 39 Sample VLAN Configurations 40 Spanning Tree 41 IGMP Snooping 42 IGMP Query 42 Broadcast Storm 43 Configuring Port Settings 43 Administration 43 Speed/Duplex for 1000 Mbps Connections 45 Link Aggregation 45 Spanning Tree per Port 47 Port Mirroring 49 QoS VoIP Traffic Settings 50 Security 53 RADIUS Client 53 802.1X Settings 54 Monitoring 56 Address Table 56 Cable Diagnostics 56 5 TROUBLESHOOTING ...
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... you must type something, and then press Return or Enter. Click OK. sie setzt Erfahrung bei. If release notes are shipped with your Switch and perform initial management configurations. This guide is defined in Adobe Acrobat Reader Portable Document Format (PDF) on the screen. Do not press ... are used to: ■ Emphasize a point. ■ Denote a new term at the place where 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 install your product and the information there differs from the ...
... you must type something, and then press Return or Enter. Click OK. sie setzt Erfahrung bei. If release notes are shipped with your Switch and perform initial management configurations. This guide is defined in Adobe Acrobat Reader Portable Document Format (PDF) on the screen. Do not press ... are used to: ■ Emphasize a point. ■ Denote a new term at the place where 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 install your product and the information there differs from the ...
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...documentation more useful to your network supplier. 6 ABOUT THIS GUIDE Related Documentation In addition to comments and questions about 3Com product documentation at : pddtechpubs_comments@3com.com Please include the following : ■ Online Help - Accessible from the Web interface, provides information that ... title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2250 Plus User Guide ■ Part number: 10015237 ■ Page 25 Please note that helps you . Provide information about this guide, each...
...documentation more useful to your network supplier. 6 ABOUT THIS GUIDE Related Documentation In addition to comments and questions about 3Com product documentation at : pddtechpubs_comments@3com.com Please include the following : ■ Online Help - Accessible from the Web interface, provides information that ... title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2250 Plus User Guide ■ Part number: 10015237 ■ Page 25 Please note that helps you . Provide information about this guide, each...
User Guide
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... ports that operate in full duplex mode. While there are four physical Gigabit ports, only a maximum of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is shipped ready for users who want to fiber-based Gigabit media. The 1000BASE-T ports also support automatic ...features and capabilities of the connected equipment and provides a suitable switched connection. Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. Overview of two can therefore be operational at any...
... ports that operate in full duplex mode. While there are four physical Gigabit ports, only a maximum of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is shipped ready for users who want to fiber-based Gigabit media. The 1000BASE-T ports also support automatic ...features and capabilities of the connected equipment and provides a suitable switched connection. Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. Overview of two can therefore be operational at any...
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... an extended local area network that time-sensitive traffic gets the highest level of priority (0 to provide connectivity between the Switch and a 1000 Mbps core network. This offers you can configure 3Com Baseline Switch 2250 Plus to forward or to block and discard bridge protocol data unit (BPDU) packets to detect The spanning tree protocol...
... an extended local area network that time-sensitive traffic gets the highest level of priority (0 to provide connectivity between the Switch and a 1000 Mbps core network. This offers you can configure 3Com Baseline Switch 2250 Plus to forward or to block and discard bridge protocol data unit (BPDU) packets to detect The spanning tree protocol...
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... Panel" on page 12. Figure 1 Front and Rear Panels Front Panel The front panel of the Switch contains a series of indicator lights (LEDs) that help describe the state of the Switch. They cannot be connected to these sockets. Sie dürfen weder wie normale traditionelle Telefonsteckdosen noch ... de l'unité à un réseau téléphonique central privé ou public. For information on page 41. The Switch has 48 10/100 Mbps autonegotiating ports (ports 1 to "Spanning Tree" on configuring BPDU forwarding and blocking, refer to 48). Either shielded or...
... Panel" on page 12. Figure 1 Front and Rear Panels Front Panel The front panel of the Switch contains a series of indicator lights (LEDs) that help describe the state of the Switch. They cannot be connected to these sockets. Sie dürfen weder wie normale traditionelle Telefonsteckdosen noch ... de l'unité à un réseau téléphonique central privé ou public. For information on page 41. The Switch has 48 10/100 Mbps autonegotiating ports (ports 1 to "Spanning Tree" on configuring BPDU forwarding and blocking, refer to 48). Either shielded or...
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... to color. In such a configuration, you may notice some degradation of network performance. 3Com recommends that you use devices that are capable of the Switch, and how to read their status according to other switches or hubs. The corresponding 10/100/1000 port is disabled when an SFP transceiver is .../100/1000 port of the same number is active, the associated RJ-45 port of the same number. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are automatically determined by the capabilities of using SFP transceivers to provide connectivity between the...
... to color. In such a configuration, you may notice some degradation of network performance. 3Com recommends that you use devices that are capable of the Switch, and how to read their status according to other switches or hubs. The corresponding 10/100/1000 port is disabled when an SFP transceiver is .../100/1000 port of the same number is active, the associated RJ-45 port of the same number. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are automatically determined by the capabilities of using SFP transceivers to provide connectivity between the...
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... do not identify the cause of the problem, it may be that the unit or the device connected to the port is faulty. Contact your 3Com network supplier for further advice. Status Flashing Yellow Off Meaning Packets are being received or transmitted on the port at 10 Mbps Link not established.... Table 6 Module Active LEDs Status Meaning Green Fiber SFP is inserted in the slot Off No fiber SFP is inserted in the slot Contact your 3Com network supplier for further advice. (4) Module Active LEDs The Module Active LEDs show the status of any SFP modules that are installed.
... do not identify the cause of the problem, it may be that the unit or the device connected to the port is faulty. Contact your 3Com network supplier for further advice. Status Flashing Yellow Off Meaning Packets are being received or transmitted on the port at 10 Mbps Link not established.... Table 6 Module Active LEDs Status Meaning Green Fiber SFP is inserted in the slot Off No fiber SFP is inserted in the slot Contact your 3Com network supplier for further advice. (4) Module Active LEDs The Module Active LEDs show the status of any SFP modules that are installed.
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... unit. (8) Recovery Button Use the Recovery button on self-test or loopback test failed. Package Contents The 3Com Baseline Switch 2250 Plus package includes the following items: ■ One 3Com Baseline Switch 2250 Plus unit ■ One power cord ■ Four standard height, self-adhesive rubber pads ■ One... mounting kit ■ One CD-ROM, which contains this occurs, reset the Switch to the supply voltage. Refer to "...
... unit. (8) Recovery Button Use the Recovery button on self-test or loopback test failed. Package Contents The 3Com Baseline Switch 2250 Plus package includes the following items: ■ One 3Com Baseline Switch 2250 Plus unit ■ One power cord ■ Four standard height, self-adhesive rubber pads ■ One... mounting kit ■ One CD-ROM, which contains this occurs, reset the Switch to the supply voltage. Refer to "...
User Guide
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... You Begin WARNING: Safety Information. These include lift shafts, microwave ovens, and air conditioning units. Positioning the Switch The Switch is away from the Switch or carrying out any maintenance procedures, read the safety information provided in Appendix B of the case is supplied ...(Anhang B) in an office environment where it can interfere with the Switch. A mounting kit, containing two mounting brackets and four screws, is not restricted (3Com It covers the following topics: ■ Positioning the Switch ■ Rack-Mounting or Free-Standing ■ Supplying Power to ...
... You Begin WARNING: Safety Information. These include lift shafts, microwave ovens, and air conditioning units. Positioning the Switch The Switch is away from the Switch or carrying out any maintenance procedures, read the safety information provided in Appendix B of the case is supplied ...(Anhang B) in an office environment where it can interfere with the Switch. A mounting kit, containing two mounting brackets and four screws, is not restricted (3Com It covers the following topics: ■ Positioning the Switch ■ Rack-Mounting or Free-Standing ■ Supplying Power to ...
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...; Die Luft so frei wie möglich von Staub ist. ■ Es unwahrscheinlich ist das die Betriebstemperatur überschritten wird. 3Com empfiehlt das Sie den Switch in a 19-inch equipment rack using the supplied mounting kit, (see "Using the Mounting Kit" on page 13. It is ...minimum of more than six units. Rack-Mounting or Free-Standing The unit can be exceeded. CAUTION: If installing the Switch in a free-standing stack of different size Baseline or SuperStack® 3 units, the smaller units must be mounted in einer sauberen, klimatisierten Umgebung installieren. Using the...
...; Die Luft so frei wie möglich von Staub ist. ■ Es unwahrscheinlich ist das die Betriebstemperatur überschritten wird. 3Com empfiehlt das Sie den Switch in a 19-inch equipment rack using the supplied mounting kit, (see "Using the Mounting Kit" on page 13. It is ...minimum of more than six units. Rack-Mounting or Free-Standing The unit can be exceeded. CAUTION: If installing the Switch in a free-standing stack of different size Baseline or SuperStack® 3 units, the smaller units must be mounted in einer sauberen, klimatisierten Umgebung installieren. Using the...
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...unit line up , refer to the underside of each corner. Table 8 summarizes the possible colors for Correct Operation After you power on the Switch: 1 Plug the power cord into a power outlet. If you install power conditioning, especially in the marked area at the top. Checking ...free from lightning and power surges. To power on the Switch, it means that you are mixing a variety of Baseline and SuperStack units, the smaller units must use . When the Switch is intended to avoid unforeseen network outages. 3Com recommends that POST failed. Supplying Power to avoid damage ...
...unit line up , refer to the underside of each corner. Table 8 summarizes the possible colors for Correct Operation After you power on the Switch: 1 Plug the power cord into a power outlet. If you install power conditioning, especially in the marked area at the top. Checking ...free from lightning and power surges. To power on the Switch, it means that you are mixing a variety of Baseline and SuperStack units, the smaller units must use . When the Switch is intended to avoid unforeseen network outages. 3Com recommends that POST failed. Supplying Power to avoid damage ...
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...and see if POST was powered on self-test or loopback test failed. If these do not resolve the issue: ■ Check the 3Com Knowledgebase for assistance. Connecting a Network Device 17 Color Yellow Off State Power-on . The unit is not receiving power: ■ ... cord is not longer than 100 m (328 ft). 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 2250 Plus 1000 Mbps link 10 or 100 Mbps link 1000 Mbps copper or fiber connection to ...
...and see if POST was powered on self-test or loopback test failed. If these do not resolve the issue: ■ Check the 3Com Knowledgebase for assistance. Connecting a Network Device 17 Color Yellow Off State Power-on . The unit is not receiving power: ■ ... cord is not longer than 100 m (328 ft). 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 2250 Plus 1000 Mbps link 10 or 100 Mbps link 1000 Mbps copper or fiber connection to ...
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... transceiver must be recognized as shown in the upright position). Inserting an SFP Transceiver To be one of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this URL into any SFP port without having to multimode fiber using... 3Com SFPs on page 59. Figure 4 Inserting the SFP Transceiver 2 Gently slide the transceiver into the SFP slot until it will not recognize it. 18 CHAPTER 2: INSTALLING THE SWITCH Using SFP Transceivers The following sections describe how to a ...
... transceiver must be recognized as shown in the upright position). Inserting an SFP Transceiver To be one of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this URL into any SFP port without having to multimode fiber using... 3Com SFPs on page 59. Figure 4 Inserting the SFP Transceiver 2 Gently slide the transceiver into the SFP slot until it will not recognize it. 18 CHAPTER 2: INSTALLING THE SWITCH Using SFP Transceivers The following sections describe how to a ...
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...are keyed and can then be attended to the unit. Performing Spot Checks At frequent intervals, you an early warning of the Switch to ensure that it . 3 Remove the plastic protective cover, if fitted. 4 Connect the fiber cable. 5 The transceiver connects to... "Troubleshooting" starting on users. 3Com recommends periodically checking the items listed in Table 9. The SFP transceiver should visually check the Switch. any problems operating the Switch, refer to the network using a duplex LC connector. If the transceiver does not...
...are keyed and can then be attended to the unit. Performing Spot Checks At frequent intervals, you an early warning of the Switch to ensure that it . 3 Remove the plastic protective cover, if fitted. 4 Connect the fiber cable. 5 The transceiver connects to... "Troubleshooting" starting on users. 3Com recommends periodically checking the items listed in Table 9. The SFP transceiver should visually check the Switch. any problems operating the Switch, refer to the network using a duplex LC connector. If the transceiver does not...
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...the Web Interface Requirements for detecting and connecting to the Switch on the network. The following topics are available on 3Com Baseline Switch 2250 Plus CD-ROM that is supplied with options to configure, modify, and upgrade the Switch. To use to set the admin password, change ...interface, do not need the following: ■ The Discovery application, which is connected to the Switch and that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. This chapter provides information on the CD...
...the Web Interface Requirements for detecting and connecting to the Switch on the network. The following topics are available on 3Com Baseline Switch 2250 Plus CD-ROM that is supplied with options to configure, modify, and upgrade the Switch. To use to set the admin password, change ...interface, do not need the following: ■ The Discovery application, which is connected to the Switch and that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. This chapter provides information on the CD...