User Guide
Page 3
... 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-...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 an SFP Transceiver 18 Removing an SFP Transceiver 19 Performing Spot Checks 19 3 CONNECTING...
... 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-...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 an SFP Transceiver 18 Removing an SFP Transceiver 19 Performing Spot Checks 19 3 CONNECTING...
User Guide
Page 5
... and then press Return or Enter. If a release note is shipped with a plus sign (+). Category 3 and Category 5 Twisted Pair Cables are used throughout this guide, the 3Com Baseline Switch 2816/2824-SFP Plus is intended for use by those responsible for installing and setting up network equipment. Keyboard..., the key names are available in the release note. Most user guides and release notes are linked with this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that are referred to as Twisted Pair Cables throughout this guide. Do not press Return or Enter...
... and then press Return or Enter. If a release note is shipped with a plus sign (+). Category 3 and Category 5 Twisted Pair Cables are used throughout this guide, the 3Com Baseline Switch 2816/2824-SFP Plus is intended for use by those responsible for installing and setting up network equipment. Keyboard..., the key names are available in the release note. Most user guides and release notes are linked with this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that are referred to as Twisted Pair Cables throughout this guide. Do not press Return or Enter...
User Guide
Page 6
... document 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 guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title ■ Document part number (on...
... document 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 guide, each 3Com Baseline Switch 2816-SFP/2824-SFP Plus documentation set includes the following information when commenting: ■ Document title ■ Document part number (on...
User Guide
Page 7
.... This allows you get to know the physical features of the 3Com® Baseline Switch 2816/2824-SFP Plus. No configuration is shipped ready for users who want the high-speed performance of 10/100/1000 switching with the added functionality of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is a versatile, easy-to another switch port, server, or workstation without additional configuration.
.... This allows you get to know the physical features of the 3Com® Baseline Switch 2816/2824-SFP Plus. No configuration is shipped ready for users who want the high-speed performance of 10/100/1000 switching with the added functionality of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is a versatile, easy-to another switch port, server, or workstation without additional configuration.
User Guide
Page 8
... sont protégés par des prises de données. The Switch has 16 (2816-SFP) or 24 (2824-SFP) 10/100/1000 Mbps auto-negotiating ports. Each port When an SFP port is in "Front Panel" below and "Rear Panel" on page... Telefonsteckdosen noch für die Verbindung der Einheit mit einem traditionellem privatem oder öffentlichem Telefonnetzwerk gebraucht werden. 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...
... sont protégés par des prises de données. The Switch has 16 (2816-SFP) or 24 (2824-SFP) 10/100/1000 Mbps auto-negotiating ports. Each port When an SFP port is in "Front Panel" below and "Rear Panel" on page... Telefonsteckdosen noch für die Verbindung der Einheit mit einem traditionellem privatem oder öffentlichem Telefonnetzwerk gebraucht werden. 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...
User Guide
Page 9
...of network performance. 3Com recommends that you use devices that are capable of auto-negotiation (and that auto-negotiation is a configurable option). (2) SFP Ports The Small Form Factor Pluggable (SFP) ports are being received or transmitted on the front of the same number. The four SFP ports support fiber ... (even if the attached device is operating at 1000 Mbps. Ports 1 to 16 (2816-SFP) or ports 1 to 24 (2824-SFP) on the Green port at 10 or 100 Mbps. CAUTION: The Switch supports full duplex auto-negotiation. This offers you ensure that you the flexibility of the same...
...of network performance. 3Com recommends that you use devices that are capable of auto-negotiation (and that auto-negotiation is a configurable option). (2) SFP Ports The Small Form Factor Pluggable (SFP) ports are being received or transmitted on the front of the same number. The four SFP ports support fiber ... (even if the attached device is operating at 1000 Mbps. Ports 1 to 16 (2816-SFP) or ports 1 to 24 (2824-SFP) on the Green port at 10 or 100 Mbps. CAUTION: The Switch supports full duplex auto-negotiation. This offers you ensure that you the flexibility of the same...
User Guide
Page 10
...further advice. (4) Module Active LEDs The Module Active LEDs shows the status of any SFP modules that the power cord is inserted in half-duplex mode. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Table 2... Module Active LEDs Status Meaning Green Fiber SFP is operating in the slot. (5) Port Duplex LEDs The second and ...
...further advice. (4) Module Active LEDs The Module Active LEDs shows the status of any SFP modules that the power cord is inserted in half-duplex mode. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Table 2... Module Active LEDs Status Meaning Green Fiber SFP is operating in the slot. (5) Port Duplex LEDs The second and ...
User Guide
Page 11
... The unit is supplied with the unit. (9) Recovery button The recovery button reinitializes the Switch. Only use the power cord that you back up your configuration settings before you recover the Switch, otherwise your 3Com network supplier immediately. CAUTION: 3Com recommends that is supplied with four self-adhesive rubber pads. Refer to "Configuration" on...
... The unit is supplied with the unit. (9) Recovery button The recovery button reinitializes the Switch. Only use the power cord that you back up your configuration settings before you recover the Switch, otherwise your 3Com network supplier immediately. CAUTION: 3Com recommends that is supplied with four self-adhesive rubber pads. Refer to "Configuration" on...
User Guide
Page 13
... an office 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 Begin WARNING: Safety Information. AVERTISSEMENT: Consignes de Sécurité...
... an office 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 Begin WARNING: Safety Information. AVERTISSEMENT: Consignes de Sécurité...
User Guide
Page 14
... CHAPTER 2: INSTALLING THE SWITCH Alternatively, the Switch can cause reliability problems in your network. ■ Water or moisture cannot enter the case of the unit. ■ Air flow around the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit ... in a wiring closet or equipment room. If one side of different size Baseline or Superstack® 3 units, the smaller units must be free-standing. Static discharge can be exceeded. CAUTION: If installing the Switch in contact with the signals on one is always good practice to wear an...
... CHAPTER 2: INSTALLING THE SWITCH Alternatively, the Switch can cause reliability problems in your network. ■ Water or moisture cannot enter the case of the unit. ■ Air flow around the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit ... in a wiring closet or equipment room. If one side of different size Baseline or Superstack® 3 units, the smaller units must be free-standing. Static discharge can be exceeded. CAUTION: If installing the Switch in contact with the signals on one is always good practice to wear an...
User Guide
Page 16
... the power socket on self-test (POST). Checking for Correct Operation After you install power conditioning, especially in your system is powered on the Switch: 1 Plug the power cord into a power outlet. Table 5 Possible Power LED Colors After POST Color State Green The unit is called "power...more information. Table 5Table 5 summarizes the possible colors for use . Ensure that the pads of the upper unit line up . When the Switch is clean and free from lightning and power surges. Before powering on and ready for the Power LED after POST, it means that the...
... the power socket on self-test (POST). Checking for Correct Operation After you install power conditioning, especially in your system is powered on the Switch: 1 Plug the power cord into a power outlet. Table 5 Possible Power LED Colors After POST Color State Green The unit is called "power...more information. Table 5Table 5 summarizes the possible colors for use . Ensure that the pads of the upper unit line up . When the Switch is clean and free from lightning and power surges. Before powering on and ready for the Power LED after POST, it means that the...
User Guide
Page 17
... 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 . The unit is not ...cable length for 10 Mbps connections). 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 F iber connection to backbone or server/worksation ...
... 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 . The unit is not ...cable length for 10 Mbps connections). 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 F iber connection to backbone or server/worksation ...
User Guide
Page 18
... wire release lever is not supported, the Switch will not operate within the Switch. SFP transceivers are hot-insertable and hot-swappable. Inserting an SFP Transceiver To be one of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this transceiver...See "Troubleshooting" starting on the Switch. 18 CHAPTER 2: INSTALLING THE SWITCH 2 Connect the other end to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - You can remove them into your Internet browser: www.3com.com 3Com recommends using 3Com SFPs on page 49. If you ...
... wire release lever is not supported, the Switch will not operate within the Switch. SFP transceivers are hot-insertable and hot-swappable. Inserting an SFP Transceiver To be one of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site, enter this transceiver...See "Troubleshooting" starting on the Switch. 18 CHAPTER 2: INSTALLING THE SWITCH 2 Connect the other end to a multimedia fiber-optic cable. ■ 1000BASE-LX SFP transceiver - You can remove them into your Internet browser: www.3com.com 3Com recommends using 3Com SFPs on page 49. If you ...
User Guide
Page 19
... Product label Wire release lever Module Present Suitable slot on users. 3Com recommends periodically checking the items listed in Table 6. The SFP transceiver should visually check the Switch. any problems can then be attended to a device fitted with an appropriate Gigabit Ethernet connection.... release lever downwards until it is operating correctly. Regular checks can be least effect on host Switch LiFnlka/sAhc=tivAitcyt : 2 Gently slide the transceiver into the SFP slot until it clicks into the duplex LC connector on the front of a possible failure; Attach...
... Product label Wire release lever Module Present Suitable slot on users. 3Com recommends periodically checking the items listed in Table 6. The SFP transceiver should visually check the Switch. any problems can then be attended to a device fitted with an appropriate Gigabit Ethernet connection.... release lever downwards until it is operating correctly. Regular checks can be least effect on host Switch LiFnlka/sAhc=tivAitcyt : 2 Gently slide the transceiver into the SFP slot until it clicks into the duplex LC connector on the front of a possible failure; Attach...
User Guide
Page 20
If you experience any problems operating the Switch, refer to the unit. The fan is operating by listening to "Troubleshooting" on the right side of the unit (when viewed from the front). 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 the unit. The fan is operating by listening to "Troubleshooting" on the right side of the unit (when viewed from the front). 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
Page 21
... folder on how the gain access to the Switch, insert the CD-ROM into its advanced settings. It also introduces the menu items and buttons 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. 3 CONNECTING TO THE WEB INTERFACE The Switch has a built-in Web interface that you need to access the Web interface...
... folder on how the gain access to the Switch, insert the CD-ROM into its advanced settings. It also introduces the menu items and buttons 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. 3 CONNECTING TO THE WEB INTERFACE The Switch has a built-in Web interface that you need to access the Web interface...
User Guide
Page 22
...is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2816-SFP/2824-SFP Plus, and then click Next. Discovery searches the network for 3Com devices. Logging On to the Web Interface After the Web interface loads in your Web browser, the first.... On this page, you need to enter the administration user name and password to gain access to the Switch, and then click Next. The Completing the 3Com Discovery Application screen appears. 4 Click Finish. Figure 5 Welcome Screen of Discovery appears.
...is complete, the Discovered Devices screen displays detected network devices. 3 On the Discovered Devices screen, click Baseline Switch 2816-SFP/2824-SFP Plus, and then click Next. Discovery searches the network for 3Com devices. Logging On to the Web Interface After the Web interface loads in your Web browser, the first.... On this page, you need to enter the administration user name and password to gain access to the Switch, and then click Next. The Completing the 3Com Discovery Application screen appears. 4 Click Finish. Figure 5 Welcome Screen of Discovery appears.
User Guide
Page 23
... of the Web interface. Figure 8 Web Interface Layout Main Section Buttons To log on to easily perform advanced configuration tasks and view information about the Switch. When you to the Web interface: 1 In Username, type admin. 2 Leave the Password field blank. 3 Click OK. 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 left side of the interface. Navigating Around the Web Interface The Web interface has been designed to enable you click...
... of the Web interface. Figure 8 Web Interface Layout Main Section Buttons To log on to easily perform advanced configuration tasks and view information about the Switch. When you to the Web interface: 1 In Username, type admin. 2 Leave the Password field blank. 3 Click OK. 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 left side of the interface. Navigating Around the Web Interface The Web interface has been designed to enable you click...
User Guide
Page 24
... port on the page that is currently displayed, the following buttons may appear: ■ Apply - Menu Item Support Log Out Description Displays 3Com contact information and describes how to use . Click to save and apply any unsaved changes ■ Help - Click to display the context-... page. 24 CHAPTER 3: 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 you to configure the IP ...
... port on the page that is currently displayed, the following buttons may appear: ■ Apply - Menu Item Support Log Out Description Displays 3Com contact information and describes how to use . Click to save and apply any unsaved changes ■ Help - Click to display the context-... page. 24 CHAPTER 3: 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 you to configure the IP ...