User Guide
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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. AA Published August 2006
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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... 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 . Please e-mail comments about...first instance to comments and questions about this document to 3Com at: pddtechpubs_comments@3com.com Please include the following : ■ Online Help - 6 ABOUT THIS GUIDE Related Documentation In addition to this guide, each 3Com Baseline Switch 2250 Plus documentation set includes the following information when contacting ...
... 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 . Please e-mail comments about...first instance to comments and questions about this document to 3Com at: pddtechpubs_comments@3com.com Please include the following : ■ Online Help - 6 ABOUT THIS GUIDE Related Documentation In addition to this guide, each 3Com Baseline Switch 2250 Plus documentation set includes the following information when contacting ...
User Guide
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... Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. Use these 1000BASE-T ports can autosense both medium dependent interface (MDI) and medium dependent interface crossover .... 1 INTRODUCING THE BASELINE SWITCH This chapter provides an overview of the features and capabilities of the connected equipment and provides a suitable switched connection. Overview of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is ideal for use unmanaged switch. Autosensing of MDI/...
... Autonegotiating 10/100 Mbps Ports Each 10/100 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2250 Plus. Use these 1000BASE-T ports can autosense both medium dependent interface (MDI) and medium dependent interface crossover .... 1 INTRODUCING THE BASELINE SWITCH This chapter provides an overview of the features and capabilities of the connected equipment and provides a suitable switched connection. Overview of the Baseline Switch 2250 Plus The 3Com® Baseline Switch 2250 Plus is ideal for use unmanaged switch. Autosensing of MDI/...
User Guide
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... long-wave (LX) SFP transceivers in operation, the corresponding 10/100/1000BASE-T port is given preference over another switch. 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 This feature is ...a mechanism that high priority data is implementing a spanning tree topology across multiples switches, you the flexibility of which ...
... long-wave (LX) SFP transceivers in operation, the corresponding 10/100/1000BASE-T port is given preference over another switch. 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 This feature is ...a mechanism that high priority data is implementing a spanning tree topology across multiples switches, you the flexibility of which ...
User Guide
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...you may notice some degradation of network performance. 3Com recommends that autonegotiation is enabled, if it is active, it has priority over the 10/100/1000 port of using SFP transceivers to provide connectivity between the Switch and remote 1000 Mbps workgroups or to color...purchased separately) is operating in any combination. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are numbered 49 and 50 on the Switch. If the connected device does not support autonegotiation, the Switch will operate in half-duplex mode (even if the attached device is installed...
...you may notice some degradation of network performance. 3Com recommends that autonegotiation is enabled, if it is active, it has priority over the 10/100/1000 port of using SFP transceivers to provide connectivity between the Switch and remote 1000 Mbps workgroups or to color...purchased separately) is operating in any combination. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH (half-duplex or full-duplex) are numbered 49 and 50 on the Switch. If the connected device does not support autonegotiation, the Switch will operate in half-duplex mode (even if the attached device is installed...
User Guide
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... recesses of a free-standing stack, apply the pads to factory defaults. Rear Panel (7) Power Supply The Switch automatically adjusts to rack-mount the unit. 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...
... recesses of a free-standing stack, apply the pads to factory defaults. Rear Panel (7) Power Supply The Switch automatically adjusts to rack-mount the unit. 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...
User Guide
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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 der nähe von elektrischen Störquellen befinden. Do not have a free-standing stack of the guidelines given in "Positioning... page 13. When mounting the unit, take note of more than six units. 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 a 19-inch equipment rack using the supplied mounting kit, (see...
...; Die Luft so frei wie möglich von Staub ist. ■ Es unwahrscheinlich ist das die Betriebstemperatur überschritten wird. 3Com empfiehlt das Sie den Switch in der nähe von elektrischen Störquellen befinden. Do not have a free-standing stack of the guidelines given in "Positioning... page 13. When mounting the unit, take note of more than six units. 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 a 19-inch equipment rack using the supplied mounting kit, (see...
User Guide
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Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network outages. 3Com recommends that the pads of the upper unit line up with the recesses of the lower unit. To power on top of the other. Table 8 ... green. Before powering on the front panel of Baseline and SuperStack units, the smaller units must use the self-adhesive rubber pads supplied. During POST, the Power LED on the Switch, verify that POST failed. CAUTION: The Switch has no ON/OFF switch; Refer to "(5) Power LED" on page 12 for more information. 2 Plug...
Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network outages. 3Com recommends that the pads of the upper unit line up with the recesses of the lower unit. To power on top of the other. Table 8 ... green. Before powering on the front panel of Baseline and SuperStack units, the smaller units must use the self-adhesive rubber pads supplied. During POST, the Power LED on the Switch, verify that POST failed. CAUTION: The Switch has no ON/OFF switch; Refer to "(5) Power LED" on page 12 for more information. 2 Plug...
User Guide
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...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 . CAUTION: Resetting the Switch to the Switch, use Category 5 unshielded...cables (or Category 3 cables for a solution. 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 ...
...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 . CAUTION: Resetting the Switch to the Switch, use Category 5 unshielded...cables (or Category 3 cables for a solution. 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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... connect to the Web interface, you do the following: 1 On a computer that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. To use to set the admin password, change the IP address that is ... settings. The Discovery application can use Discovery to connect to the Web interface, do not need the following topics are available on 3Com Baseline Switch 2250 Plus CD-ROM that is supplied with options to the \Discovery folder on the network. The following : ■ The Discovery application...
... connect to the Web interface, you do the following: 1 On a computer that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2250 Plus CD-ROM contains, among others, the Discovery application. To use to set the admin password, change the IP address that is ... settings. The Discovery application can use Discovery to connect to the Web interface, do not need the following topics are available on 3Com Baseline Switch 2250 Plus CD-ROM that is supplied with options to the \Discovery folder on the network. The following : ■ The Discovery application...
User Guide
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... interface appears. If the computer has only one adapter, click Next. The logon dialog box for 3Com devices. When detection is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2250 Plus, and then click Next. 22 CHAPTER 3: CONNECTING TO THE WEB INTERFACE The Welcome screen...
... interface appears. If the computer has only one adapter, click Next. The logon dialog box for 3Com devices. When detection is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2250 Plus, and then click Next. 22 CHAPTER 3: CONNECTING TO THE WEB INTERFACE The Welcome screen...