User Guide
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... 1 INTRODUCING THE BASELINE SWITCH Overview of the Baseline Switch 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100/1000 Mbps Ports 7 SFP Ports 7 Physical Features 8 Front Panel 8 Rear Panel 11 Package Contents 11 2 INSTALLING THE SWITCH Before You Begin 13 Positioning the Switch 13 Rack-Mounting or...14 Using the Mounting Kit 14 Montagesatz Anweisungen 15 Placing Units On Top of Each Other 15 Supplying Power to the Switch 16 Checking for Correct Operation 16 Connecting a Network Device 17 Using SFP Transceivers 18 Approved SFP Transceivers 18 Inserting ...
... 1 INTRODUCING THE BASELINE SWITCH Overview of the Baseline Switch 7 Features and Capabilities 7 Autosensing of MDI/MDIX Connections 7 Autonegotiating 10/100/1000 Mbps Ports 7 SFP Ports 7 Physical Features 8 Front Panel 8 Rear Panel 11 Package Contents 11 2 INSTALLING THE SWITCH Before You Begin 13 Positioning the Switch 13 Rack-Mounting or...14 Using the Mounting Kit 14 Montagesatz Anweisungen 15 Placing Units On Top of Each Other 15 Supplying Power to the Switch 16 Checking for Correct Operation 16 Connecting a Network Device 17 Using SFP Transceivers 18 Approved SFP Transceivers 18 Inserting ...
User Guide
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...a plus sign (+). Keyboard key names If you must press two or more keys simultaneously, the key names are linked with this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that are used throughout this guide, you must type something, and then press Return or Enter... are available in Adobe Acrobat Reader Portable Document Format (PDF) on the 3Com World Wide Web site: www.3com.com Naming Convention Throughout this guide, follow the information in this guide, the 3Com Baseline Switch 2816/2824-SFP Plus is intended for use by those responsible for installing and ...
...a plus sign (+). Keyboard key names If you must press two or more keys simultaneously, the key names are linked with this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that are used throughout this guide, you must type something, and then press Return or Enter... are available in Adobe Acrobat Reader Portable Document Format (PDF) on the 3Com World Wide Web site: www.3com.com Naming Convention Throughout this guide, follow the information in this guide, the 3Com Baseline Switch 2816/2824-SFP Plus is intended for use by those responsible for installing and ...
User Guide
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... Support, please refer to "Viewing Support Information" on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2816-SFP/2824-SFP Plus User Guide ■ Part Number DUA1648-5AAA03 ■ Page 24 Do not use this e-mail address for... the latest product information and to order these products. Contact your product: The Switch is continually being developed. Provide information about this guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title...
... Support, please refer to "Viewing Support Information" on the title page) ■ Page number (if appropriate) Example: ■ 3Com Baseline Switch 2816-SFP/2824-SFP Plus User Guide ■ Part Number DUA1648-5AAA03 ■ Page 24 Do not use this e-mail address for... the latest product information and to order these products. Contact your product: The Switch is continually being developed. Provide information about this guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title...
User Guide
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... determines the speed and duplex mode of the 3Com® Baseline Switch 2816/2824-SFP Plus. Autosensing of the Switch package and helps you to connect network devices to know the physical features of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is necessary. This allows... you get to each port using either half-duplex or full-duplex mode. 1000 Mbps connections, on the Switch can autosense both medium dependent interface ...
... determines the speed and duplex mode of the 3Com® Baseline Switch 2816/2824-SFP Plus. Autosensing of the Switch package and helps you to connect network devices to know the physical features of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is necessary. This allows... you get to each port using either half-duplex or full-duplex mode. 1000 Mbps connections, on the Switch can autosense both medium dependent interface ...
User Guide
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... and connection operations. (1) RJ-45 10/100/1000 Ports WARNING: RJ-45 Ports. AVERTISSEMENT: Points d'accès RJ-45. Figure 1 Front and Rear Panels (2816-SFP) 1 1 9 8 4 5 12 13 Baseline Switch 2816-SFP Plus Module Present 8 16 Link/Activity : Green = 1000M, Yellow = 10/1000M, Flash = Activity, Duplex : On = Full, Off = Half 3C16485A 2 4 53 6 7 9 Front Panel...
... and connection operations. (1) RJ-45 10/100/1000 Ports WARNING: RJ-45 Ports. AVERTISSEMENT: Points d'accès RJ-45. Figure 1 Front and Rear Panels (2816-SFP) 1 1 9 8 4 5 12 13 Baseline Switch 2816-SFP Plus Module Present 8 16 Link/Activity : Green = 1000M, Yellow = 10/1000M, Flash = Activity, Duplex : On = Full, Off = Half 3C16485A 2 4 53 6 7 9 Front Panel...
User Guide
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...Green The link is disabled for 1000BASE-T) are numbered 13 to 16 (2816-SFP) and 21 to 16. supports automatic MDI/MDI-X detection and can be connected to color. Ports... operating at 10 or 100 Mbps. In such a configuration, you may notice some degradation of network performance. 3Com recommends that you use devices that you the flexibility of 100 full duplex mode. When an SFP port is ..., it is plugged in full duplex mode). SFP ports are automatically determined by the capabilities of the Switch, and how to read their speed and duplex mode (half duplex or full duplex for 10BASE-T and...
...Green The link is disabled for 1000BASE-T) are numbered 13 to 16 (2816-SFP) and 21 to 16. supports automatic MDI/MDI-X detection and can be connected to color. Ports... operating at 10 or 100 Mbps. In such a configuration, you may notice some degradation of network performance. 3Com recommends that you use devices that you the flexibility of 100 full duplex mode. When an SFP port is ..., it is plugged in full duplex mode). SFP ports are automatically determined by the capabilities of the Switch, and how to read their speed and duplex mode (half duplex or full duplex for 10BASE-T and...
User Guide
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...is operating in the slot. Flashing Green ■ Power-on self test or loopback test failed. Off ■ The unit is faulty. Switch is inserted in full-duplex mode. (6) Power LED The Power LED shows the power status of any SFP modules that the power cord is...and transmit (TX) cable connectors are colored yellow, show the duplex status of Status LEDs, which are not swapped. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Off No fiber SFP is operating in the slot. (5) Port Duplex LEDs...
...is operating in the slot. Flashing Green ■ Power-on self test or loopback test failed. Off ■ The unit is faulty. Switch is inserted in full-duplex mode. (6) Power LED The Power LED shows the power status of any SFP modules that the power cord is...and transmit (TX) cable connectors are colored yellow, show the duplex status of Status LEDs, which are not swapped. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Off No fiber SFP is operating in the slot. (5) Port Duplex LEDs...
User Guide
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... that the pads locate with the unit. (9) Recovery button The recovery button reinitializes the Switch. CAUTION: 3Com recommends that is supplied with the recesses of the lower unit. Refer to rack-mount the Switch, do not apply the pads. If you have forgotten the default IP address, or forgotten... of the above items are damaged or missing, contact your 3Com network supplier immediately. If the unit is to be lost. Only use the power cord that you back up your configuration settings before you recover the Switch, otherwise your configuration will be part of a free-standing stack...
... that the pads locate with the unit. (9) Recovery button The recovery button reinitializes the Switch. CAUTION: 3Com recommends that is supplied with the recesses of the lower unit. Refer to rack-mount the Switch, do not apply the pads. If you have forgotten the default IP address, or forgotten... of the above items are damaged or missing, contact your 3Com network supplier immediately. If the unit is to be lost. Only use the power cord that you back up your configuration settings before you recover the Switch, otherwise your configuration will be part of a free-standing stack...
User Guide
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...233;curité qui se trouvent dans l'Appendice B (Appendix C) de ce guide. Bevor Sie Komponenten aus dem Switch entfernen oder dem Switch hinzufuegen oder Instandhaltungsarbeiten verrichten, lesen Sie die Sicherheitsanweisungen, die in Anhang B (Appendix C) in a standard 19-inch equipment rack.... environment where it can be free-standing or mounted in diesem Handbuch aufgefuehrt sind. 2 INSTALLING THE SWITCH This chapter contains information that you need to the Switch ■ Connecting a Network Device ■ Using SFP Transceivers ■ Performing Spot Checks Before You...
...233;curité qui se trouvent dans l'Appendice B (Appendix C) de ce guide. Bevor Sie Komponenten aus dem Switch entfernen oder dem Switch hinzufuegen oder Instandhaltungsarbeiten verrichten, lesen Sie die Sicherheitsanweisungen, die in Anhang B (Appendix C) in a standard 19-inch equipment rack.... environment where it can be free-standing or mounted in diesem Handbuch aufgefuehrt sind. 2 INSTALLING THE SWITCH This chapter contains information that you need to the Switch ■ Connecting a Network Device ■ Using SFP Transceivers ■ Performing Spot Checks Before You...
User Guide
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...continuing, disconnect all cables from the underside of unit, if already fitted. 14 CHAPTER 2: INSTALLING THE SWITCH Alternatively, the Switch can be rack-mounted in a free-standing stack of different size Baseline or Superstack® 3 units, the smaller units must be installed above the larger ones. When deciding... and four screws. A mounting kit, containing two mounting brackets and four screws, is supplied with the Switch. If one side of the case is not restricted (3Com recommends that the unit is away from sources of electrical noise. When mounting the unit, you provide a...
...continuing, disconnect all cables from the underside of unit, if already fitted. 14 CHAPTER 2: INSTALLING THE SWITCH Alternatively, the Switch can be rack-mounted in a free-standing stack of different size Baseline or Superstack® 3 units, the smaller units must be installed above the larger ones. When deciding... and four screws. A mounting kit, containing two mounting brackets and four screws, is supplied with the Switch. If one side of the case is not restricted (3Com recommends that the unit is away from sources of electrical noise. When mounting the unit, you provide a...
User Guide
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...the power socket on the rear panel of the power cord into a power outlet. Refer to "(8) Power Supply" on the Switch, it means that POST failed and the Switch has entered fail-safe mode. When POST is clean and free from lightning and power surges. Ensure that the power input to...that you power on page 11 for more information. Before powering on self-test (POST). Place the Switch units on and power off the Switch is intended to be the cause of the Switch flashes green. Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network ...
...the power socket on the rear panel of the power cord into a power outlet. Refer to "(8) Power Supply" on the Switch, it means that POST failed and the Switch has entered fail-safe mode. When POST is clean and free from lightning and power surges. Ensure that the power input to...that you power on page 11 for more information. Before powering on self-test (POST). Place the Switch units on and power off the Switch is intended to be the cause of the Switch flashes green. Installing proper grounding helps to avoid damage from sags and surges to avoid unforeseen network ...
User Guide
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.... If these do not resolve the issue: ■ Check the 3Com Knowledgebase for 10 Mbps connections). See "Resetting to an RJ-45 port on . 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 BaselineBSawsietclihne28S1w6i/t2ch82242-5S0FP Plus 1000 Mbps copper or...
.... If these do not resolve the issue: ■ Check the 3Com Knowledgebase for 10 Mbps connections). See "Resetting to an RJ-45 port on . 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 BaselineBSawsietclihne28S1w6i/t2ch82242-5S0FP Plus 1000 Mbps copper or...
User Guide
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...or to insert and remove an SFP transceiver from and insert them into your Internet browser: www.3com.com 3Com recommends using 3Com SFPs on page 49. See "Troubleshooting" starting on the Switch. Inserting an SFP Transceiver To be one of the following: ■ 1000BASE-SX SFP transceiver... an SFP transceiver that is closed (in Figure 4. 18 CHAPTER 2: INSTALLING THE SWITCH 2 Connect the other end to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - For 1000BASE-T operation, 3Com recommends using a conditioned launch cable. You can remove them from an SFP slot....
...or to insert and remove an SFP transceiver from and insert them into your Internet browser: www.3com.com 3Com recommends using 3Com SFPs on page 49. See "Troubleshooting" starting on the Switch. Inserting an SFP Transceiver To be one of the following: ■ 1000BASE-SX SFP transceiver... an SFP transceiver that is closed (in Figure 4. 18 CHAPTER 2: INSTALLING THE SWITCH 2 Connect the other end to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - For 1000BASE-T operation, 3Com recommends using a conditioned launch cable. You can remove them from an SFP slot....
User Guide
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... on the front of a possible failure; Figure 4 Inserting an SFP Transceiver Product label Wire release lever Module Present Suitable slot on host Switch LiFnlka/sAhc=tivAitcyt : 2 Gently slide the transceiver into the SFP slot until it is operating correctly. any problems can then be properly...SFP Transceiver Removing an SFP transceiver does not require powering off the Switch. If the transceiver does not click when you an early warning of the Switch to when there will be least effect on users. 3Com recommends periodically checking the items listed in Table 6. Regular checks can...
... on the front of a possible failure; Figure 4 Inserting an SFP Transceiver Product label Wire release lever Module Present Suitable slot on host Switch LiFnlka/sAhc=tivAitcyt : 2 Gently slide the transceiver into the SFP slot until it is operating correctly. any problems can then be properly...SFP Transceiver Removing an SFP transceiver does not require powering off the Switch. If the transceiver does not click when you an early warning of the Switch to when there will be least effect on users. 3Com recommends periodically checking the items listed in Table 6. Regular checks can...
User Guide
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If you experience any problems operating the Switch, refer to "Troubleshooting" on the right side of the unit (when viewed from the front). The fan is operating by listening to the unit. 20 CHAPTER 2: INSTALLING THE SWITCH Table 6 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 49.
If you experience any problems operating the Switch, refer to "Troubleshooting" on the right side of the unit (when viewed from the front). The fan is operating by listening to the unit. 20 CHAPTER 2: INSTALLING THE SWITCH Table 6 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 49.
User Guide
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... the IP address that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM contains, among others, the Discovery application. If you only want the Switch to function as a basic layer 2 switch, you do the following: 1 On a computer that are covered: ... to the Web interface, do not need the following topics are available on 3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM that is supplied with your Switch ■ A computer that is connected to the Switch and that is included on the Web interface. The following : ■ The...
... the IP address that has a Web browser Running the Discovery Application The 3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM contains, among others, the Discovery application. If you only want the Switch to function as a basic layer 2 switch, you do the following: 1 On a computer that are covered: ... to the Web interface, do not need the following topics are available on 3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM that is supplied with your Switch ■ A computer that is connected to the Switch and that is included on the Web interface. The following : ■ The...
User Guide
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... the computer to the Switch, and then click Next. If the computer has only one adapter, click Next. Logging On to the Web interface. When detection is the logon page. Discovery searches the network for 3Com devices. 22 CHAPTER 3:... CONNECTING TO THE WEB INTERFACE The Welcome screen of Discovery Figure 6 Discovered Devices Screen 2 If the computer has multiple network adapters, select the adapter that appears is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2816...
... the computer to the Switch, and then click Next. If the computer has only one adapter, click Next. Logging On to the Web interface. When detection is the logon page. Discovery searches the network for 3Com devices. 22 CHAPTER 3:... CONNECTING TO THE WEB INTERFACE The Welcome screen of Discovery Figure 6 Discovered Devices Screen 2 If the computer has multiple network adapters, select the adapter that appears is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2816...
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... Interface The Web interface has been designed to enable you click an item on to easily perform advanced configuration tasks and view information about the Switch. Figure 8 Web Interface Layout Main Section Buttons To log on the menu, the related information appears in the main section of the Web interface. Menu.... Figure 7 Logon Page Navigating Around the Web Interface 23 Menu The menu is currently using. The logon page also displays the IP address that the Switch is located on the menu.
... Interface The Web interface has been designed to enable you click an item on to easily perform advanced configuration tasks and view information about the Switch. Figure 8 Web Interface Layout Main Section Buttons To log on the menu, the related information appears in the main section of the Web interface. Menu.... Figure 7 Logon Page Navigating Around the Web Interface 23 Menu The menu is currently using. The logon page also displays the IP address that the Switch is located on the menu.
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Menu Item Support Log Out Description Displays 3Com contact information and describes how to use . Traffic...9632; Cancel - Click to perform various system maintenance tasks, such as upgrading the firmware, resetting the Switch, backing up and maintain trunk membership for port groups Port Mirroring Allows you to the port ■...CONNECTING TO THE WEB INTERFACE Table 7 Available Menu Items Menu Item Description Summary Provides a summary of the Switch's basic settings and versions of current components Password Allows you to change the administrator password IP Settings Allows ...
Menu Item Support Log Out Description Displays 3Com contact information and describes how to use . Traffic...9632; Cancel - Click to perform various system maintenance tasks, such as upgrading the firmware, resetting the Switch, backing up and maintain trunk membership for port groups Port Mirroring Allows you to the port ■...CONNECTING TO THE WEB INTERFACE Table 7 Available Menu Items Menu Item Description Summary Provides a summary of the Switch's basic settings and versions of current components Password Allows you to change the administrator password IP Settings Allows ...