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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...Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of the Institute of Sun Microsystems. All other countries. 3Com and the 3Com logo are labelled according to make any derivative work (such as are unable to be reproduced in any time. JavaScript...) without warranty, term, or condition of Microsoft Corporation. ENVIRONMENTAL STATEMENT It is completely chlorine-free. Ensuring that comes from 3Com Corporation. 3Com Corporation reserves the right to remove or deface any portion of Netscape Communications. You agree not to revise this documentation at ...
...Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of the Institute of Sun Microsystems. All other countries. 3Com and the 3Com logo are labelled according to make any derivative work (such as are unable to be reproduced in any time. JavaScript...) without warranty, term, or condition of Microsoft Corporation. ENVIRONMENTAL STATEMENT It is completely chlorine-free. Ensuring that comes from 3Com Corporation. 3Com Corporation reserves the right to remove or deface any portion of Netscape Communications. You agree not to revise this documentation at ...
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 ...
User Guide
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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 ...
User Guide
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... 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 are shipped with your Switch and perform initial management configurations. Table 1 Notice Icons Icon Notice Type Description Information Information that describes...
... 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 are shipped with your Switch and perform initial management configurations. Table 1 Notice Icons Icon Notice Type Description Information Information that describes...
User Guide
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...us : ■ Document 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 . Questions related to technical support or sales ... instance to your network supplier. 6 ABOUT THIS GUIDE Related Documentation In addition to this document to 3Com at this e-mail address. Provide information about this guide, each 3Com Baseline Switch 2250 Plus documentation set includes the following information when contacting us .
...us : ■ Document 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 . Questions related to technical support or sales ... instance to your network supplier. 6 ABOUT THIS GUIDE Related Documentation In addition to this document to 3Com at this e-mail address. Provide information about this guide, each 3Com Baseline Switch 2250 Plus documentation set includes the following information when contacting us .
User Guide
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... know the physical features of 10/100 switching with two Small Form Factor Pluggable (SFP) transceiver slots on the other hand, only operate in full duplex mode. Overview of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is necessary, unless you want the... high-speed performance of the device. This allows you get to another switch port, server, or workstation without additional configuration. Autonegotiating ...
... know the physical features of 10/100 switching with two Small Form Factor Pluggable (SFP) transceiver slots on the other hand, only operate in full duplex mode. Overview of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is necessary, unless you want the... high-speed performance of the device. This allows you get to another switch port, server, or workstation without additional configuration. Autonegotiating ...
User Guide
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... that are shown in operation, the corresponding 10/100/1000BASE-T port is a mechanism that traffic. 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 It differentiates traffic into classes and...with each of which means all packets that time-sensitive traffic gets the highest level of using BPDU packets. 8 CHAPTER 1: INTRODUCING THE BASELINE SWITCH SFP Ports The two SFP ports support fiber Gigabit Ethernet short-wave (SX) and long-wave (LX) SFP transceivers in the hardware...
... that are shown in operation, the corresponding 10/100/1000BASE-T port is a mechanism that traffic. 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 It differentiates traffic into classes and...with each of which means all packets that time-sensitive traffic gets the highest level of using BPDU packets. 8 CHAPTER 1: INTRODUCING THE BASELINE SWITCH SFP Ports The two SFP ports support fiber Gigabit Ethernet short-wave (SX) and long-wave (LX) SFP transceivers in the hardware...
User Guide
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... Nur RJ-45-Datenanscluße, Telefonnetzsysteme or Netztelefone an diese Steckdosen anschließen. The Switch has 48 10/100 Mbps autonegotiating ports (ports 1 to these data sockets. available communication paths between switches and to numbered sections in "Front Panel" on page 9 and "Rear Panel" on...diese Datensteckdosen angeschlossen werden. 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. Ceux-ci sont protégés par des prises de données. Ils ne ...
... Nur RJ-45-Datenanscluße, Telefonnetzsysteme or Netztelefone an diese Steckdosen anschließen. The Switch has 48 10/100 Mbps autonegotiating ports (ports 1 to these data sockets. available communication paths between switches and to numbered sections in "Front Panel" on page 9 and "Rear Panel" on...diese Datensteckdosen angeschlossen werden. 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. Ceux-ci sont protégés par des prises de données. Ils ne ...
User Guide
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...option). (see "Troubleshooting" on the front of the same number. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are being received or transmitted on the Switch. This offers you can be connected to create a high-capacity aggregated link backbone connection. The ... some degradation of network performance. 3Com recommends that autonegotiation is enabled, if it has priority over the 10/100/1000 port of the Switch, and how to read their status according to other switches or hubs. CAUTION: The Switch supports full-duplex autonegotiation. SFP ports...
...option). (see "Troubleshooting" on the front of the same number. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are being received or transmitted on the Switch. This offers you can be connected to create a high-capacity aggregated link backbone connection. The ... some degradation of network performance. 3Com recommends that autonegotiation is enabled, if it has priority over the 10/100/1000 port of the Switch, and how to read their status according to other switches or hubs. CAUTION: The Switch supports full-duplex autonegotiation. SFP ports...
User Guide
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... 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. 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...
... 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. 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...
User Guide
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... that is in progress Green Yellow Power-on the rear panel to reset the Switch to each marked corner area on page 59. 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...
... that is in progress Green Yellow Power-on the rear panel to reset the Switch to each marked corner area on page 59. 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...
User Guide
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...installing or removing any maintenance procedures, read the safety information provided in Appendix B of the case is not restricted (3Com Avant d'installer ou d'enlever tout composant du Switch ou d'entamer une procédure de maintenance, lisez les informations relatives à la sécurité ... unit and through the vents in the side of this guide. Bevor Sie Komponenten aus dem Switch entfernen oder dem Switch hinzufuegen oder Instandhaltungsarbe- Positioning the Switch The Switch is suitable for use in an office environment where it can be connected easily. ■ Cabling...
...installing or removing any maintenance procedures, read the safety information provided in Appendix B of the case is not restricted (3Com Avant d'installer ou d'enlever tout composant du Switch ou d'entamer une procédure de maintenance, lisez les informations relatives à la sécurité ... unit and through the vents in the side of this guide. Bevor Sie Komponenten aus dem Switch entfernen oder dem Switch hinzufuegen oder Instandhaltungsarbe- Positioning the Switch The Switch is suitable for use in an office environment where it can be connected easily. ■ Cabling...
User Guide
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... der Entscheidung wo Sie den Switch positionieren, stellen Sie sicher das: ■ Der Switch zugänglich ist und die Kabel leicht angeschlossen werden können. ■ Die Kabel nicht in a free-standing stack of different size Baseline or SuperStack® 3 units, the smaller units must be...wie möglich von Staub ist. ■ Es unwahrscheinlich ist das die Betriebstemperatur überschritten wird. 3Com empfiehlt das Sie den Switch in . Using the Mounting Kit The Switch is always good practice to wear an anti-static wrist strap when installing network equipment, connected to be...
... der Entscheidung wo Sie den Switch positionieren, stellen Sie sicher das: ■ Der Switch zugänglich ist und die Kabel leicht angeschlossen werden können. ■ Die Kabel nicht in a free-standing stack of different size Baseline or SuperStack® 3 units, the smaller units must be...wie möglich von Staub ist. ■ Es unwahrscheinlich ist das die Betriebstemperatur überschritten wird. 3Com empfiehlt das Sie den Switch in . Using the Mounting Kit The Switch is always good practice to wear an anti-static wrist strap when installing network equipment, connected to be...
User Guide
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... use . CAUTION: The Switch has no ON/OFF switch; To power on and ready...Switch: 1 Plug the power cord into a power outlet. Place the Switch units on the Switch...Switch is intended to "(7) Power Supply" on the rear panel of the Switch. Checking for more information. 16 CHAPTER 2: INSTALLING THE SWITCH Placing Units On Top of Each Other If the Switch units are securely connected. If you are placing Switch... of the Switch flashes green. Supplying Power to the Switch Power problems...each Switch, sticking one on the front...network outages. 3Com recommends that ...
... use . CAUTION: The Switch has no ON/OFF switch; To power on and ready...Switch: 1 Plug the power cord into a power outlet. Place the Switch units on the Switch...Switch is intended to "(7) Power Supply" on the rear panel of the Switch. Checking for more information. 16 CHAPTER 2: INSTALLING THE SWITCH Placing Units On Top of Each Other If the Switch units are securely connected. If you are placing Switch... of the Switch flashes green. Supplying Power to the Switch Power problems...each Switch, sticking one on the front...network outages. 3Com recommends that ...
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... Switch was successfully completed. ■ Reset the Switch. If these do not resolve the issue: ■ Check the 3Com Knowledgebase for assistance. To visit the 3Com Knowledgebase Web site, start your Web browser, and then enter http://knowledgebase.3com.com ■ Contact your 3Com network... 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...
... Switch was successfully completed. ■ Reset the Switch. If these do not resolve the issue: ■ Check the 3Com Knowledgebase for assistance. To visit the 3Com Knowledgebase Web site, start your Web browser, and then enter http://knowledgebase.3com.com ■ Contact your 3Com network... 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...
User Guide
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...can remove them into any SFP port without having to power off the Switch. Use this transceiver to connect the Switch directly to a single-mode fiber-optic cable or to multimode fiber using 3Com SFPs on the Switch. If the SFP transceiver is closed (in Figure 4. Inserting an SFP ... page 59. 18 CHAPTER 2: INSTALLING THE SWITCH Using SFP Transceivers The following sections describe how to insert and remove an SFP transceiver from and insert them from an SFP slot. See "Troubleshooting" on the 3Com Corporation World Wide Web site, enter this URL into place. To insert an...
...can remove them into any SFP port without having to power off the Switch. Use this transceiver to connect the Switch directly to a single-mode fiber-optic cable or to multimode fiber using 3Com SFPs on the Switch. If the SFP transceiver is closed (in Figure 4. Inserting an SFP ... page 59. 18 CHAPTER 2: INSTALLING THE SWITCH Using SFP Transceivers The following sections describe how to insert and remove an SFP transceiver from and insert them from an SFP slot. See "Troubleshooting" on the 3Com Corporation World Wide Web site, enter this URL into place. To insert an...
User Guide
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...Check Item Verify That Cabling All external cabling connections are secure and that no cables are keyed and can be least effect on users. 3Com recommends periodically checking the items listed in Table 9. Table 9 Items to a device fitted with an appropriate Gigabit Ethernet connection. 7 Check... the Module Active LEDs on page 59. The SFP transceiver should visually check the Switch. Regular checks can give you should slide out easily. The fan is operating by listening to release the catch mechanism. If you to...
...Check Item Verify That Cabling All external cabling connections are secure and that no cables are keyed and can be least effect on users. 3Com recommends periodically checking the items listed in Table 9. Table 9 Items to a device fitted with an appropriate Gigabit Ethernet connection. 7 Check... the Module Active LEDs on page 59. The SFP transceiver should visually check the Switch. Regular checks can give you should slide out easily. The fan is operating by listening to release the catch mechanism. If you to...
User Guide
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... a built-in Web interface that you do the following : ■ The Discovery application, which is included on 3Com Baseline Switch 2250 Plus CD-ROM that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. The application will launch a Web interface that provides the user with your...
... a built-in Web interface that you do the following : ■ The Discovery application, which is included on 3Com Baseline Switch 2250 Plus CD-ROM that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. The application will launch a Web interface that provides the user with your...