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
...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, the 3Com Baseline Switch 2816/2824-SFP Plus is referred to as the Switch. Most user guides and release notes are referred to as Twisted Pair ... "enter" and "type" When you must press two or more keys simultaneously, the key names are used throughout this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that alerts you to potential loss of local area networks (LANs). Do not press Return or Enter when...
...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, the 3Com Baseline Switch 2816/2824-SFP Plus is referred to as the Switch. Most user guides and release notes are referred to as Twisted Pair ... "enter" and "type" When you must press two or more keys simultaneously, the key names are used throughout this 3Com Baseline Switch 2816-SFP/2824-SFP Plus and contains information that alerts you to potential loss of local area networks (LANs). Do not press Return or Enter when...
User Guide
Page 6
... -date information on your product: Product Registration You can now register your supplier for technical support questions. Related Documentation In addition to 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 page 47. They will help make our documentation...
... -date information on your product: Product Registration You can now register your supplier for technical support questions. Related Documentation In addition to 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 page 47. They will help make our documentation...
User Guide
Page 7
... Each 10/100/1000 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2816/2824-SFP Plus. Overview of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is ideal for users who want the high-speed performance of 10/100/1000 switching with the added functionality of MDI/MDIX Connections All ports on the front panel...
... Each 10/100/1000 Mbps port automatically determines the speed and duplex mode of the 3Com® Baseline Switch 2816/2824-SFP Plus. Overview of the Baseline Switch The 3Com Baseline Switch 2816-SFP/2824-SFP Plus is ideal for users who want the high-speed performance of 10/100/1000 switching with the added functionality of MDI/MDIX Connections All ports on the front panel...
User Guide
Page 8
... l'unité à un réseau téléphonique central privé ou public. The Switch has 16 (2816-SFP) or 24 (2824-SFP) 10/100/1000 Mbps auto-negotiating ports. 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...
... l'unité à un réseau téléphonique central privé ou public. The Switch has 16 (2816-SFP) or 24 (2824-SFP) 10/100/1000 Mbps auto-negotiating ports. 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...
User Guide
Page 10
...the status of the problem, it may be that the power cord is inserted in half-duplex mode. Switch is faulty. If these checks do not identify the cause of any SFP modules that are installed. Off ■ The unit is not receiving power: ■ Check that ...cable connectors are colored yellow, show the duplex status of Status LEDs, which are not swapped. Contact your supplier. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Yellow to Green Off The link has not been established, either ...
...the status of the problem, it may be that the power cord is inserted in half-duplex mode. Switch is faulty. If these checks do not identify the cause of any SFP modules that are installed. Off ■ The unit is not receiving power: ■ Check that ...cable connectors are colored yellow, show the duplex status of Status LEDs, which are not swapped. Contact your supplier. 10 CHAPTER 1: INTRODUCING THE BASELINE SWITCH Table 1 10BASE-T/100BASE-TX Ports Flashing Port disabled or link loopback error. Yellow to Green Off The link has not been established, either ...
User Guide
Page 14
... ■ Air flow around the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit is installed in "Positioning the Switch" on top of more than six units. CAUTION: Before continuing, disconnect all cables from the underside of electrical noise.... If one side of different size Baseline or Superstack® 3 units, the smaller units must be connected easily. ■ Cabling is away from sources of unit, if already fitted. To rack-mount the Switch: 1 Place the unit the right way up on a hard,...
... ■ Air flow around the unit and through the vents in the side of the case is not restricted (3Com recommends that the unit is installed in "Positioning the Switch" on top of more than six units. CAUTION: Before continuing, disconnect all cables from the underside of electrical noise.... If one side of different size Baseline or Superstack® 3 units, the smaller units must be connected easily. ■ Cabling is away from sources of unit, if already fitted. To rack-mount the Switch: 1 Place the unit the right way up on a hard,...
User Guide
Page 17
... these do not resolve the issue: ■ Check the 3Com Knowledgebase 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 1000 Mbps link...
... these do not resolve the issue: ■ Check the 3Com Knowledgebase 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 1000 Mbps link...
User Guide
Page 21
...3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM that is supplied with your Switch ■ A computer that is assigned to the Web interface using the Discovery application. 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 do the ...
...3Com Baseline Switch 2816-SFP/2824-SFP Plus CD-ROM that is supplied with your Switch ■ A computer that is assigned to the Web interface using the Discovery application. 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 do the ...
User Guide
Page 22
... the adapter that 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. Figure 5 Welcome Screen of Discovery appears. The Web interface loads in your Web browser. Logging On... to the Web interface. Discovery searches the network for 3Com devices. When detection is the logon page. On this page, you ...
... the adapter that 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. Figure 5 Welcome Screen of Discovery appears. The Web interface loads in your Web browser. Logging On... to the Web interface. Discovery searches the network for 3Com devices. When detection is the logon page. On this page, you ...
User Guide
Page 36
... are on different switches) to communicate, provided that these ports are connected. Refer to D (desktop egress packet). 3 Click Apply. Server Server in VLAN 1 in VLAN 2 If you want to add ports 7, 8, and 16 to VLAN2 (as shown in VLAN 2 Baseline Switch 2824-SFP Plus add another port to... the VLAN or change the port configuration. 36 CHAPTER 4: CONFIGURING THE SWITCH Figure 16 Desktop VLAN Configuration Endstations in VLAN 1 Endstations in Figure 16), so that the ...
... are on different switches) to communicate, provided that these ports are connected. Refer to D (desktop egress packet). 3 Click Apply. Server Server in VLAN 1 in VLAN 2 If you want to add ports 7, 8, and 16 to VLAN2 (as shown in VLAN 2 Baseline Switch 2824-SFP Plus add another port to... the VLAN or change the port configuration. 36 CHAPTER 4: CONFIGURING THE SWITCH Figure 16 Desktop VLAN Configuration Endstations in VLAN 1 Endstations in Figure 16), so that the ...
User Guide
Page 57
... using the mounting kit supplied IEC 320 50/60 Hz 100-240 VAC 1 Amp (maximum) 60 W 184.3 BTU/hr B TECHNICAL INFORMATION Related Standards The 3Com Baseline Switch 2816/2824-SFP Plus has been designed to the following standards: Functional MAC Address Safety EMC Emissions Immunity ISO 8802-3, IEEE 802.3 (Ethernet), IEEE 802.3u (Fast Ethernet), IEEE...
... using the mounting kit supplied IEC 320 50/60 Hz 100-240 VAC 1 Amp (maximum) 60 W 184.3 BTU/hr B TECHNICAL INFORMATION Related Standards The 3Com Baseline Switch 2816/2824-SFP Plus has been designed to the following standards: Functional MAC Address Safety EMC Emissions Immunity ISO 8802-3, IEEE 802.3 (Ethernet), IEEE 802.3u (Fast Ethernet), IEEE...
User Guide
Page 59
...are of the unit must be carried out by 230 V (2P+T) via an isolation transformer ratio 1:1, with other units, the Switch unit must be installed below the narrower units and above the deeper units. ■ The unit must be near to earth (... personnel only. ■ If installing the Switch unit in a stack with the secondary connection point labelled Neutral, connected directly to the unit and easily accessible. C SAFETY INFORMATION Important Safety Information Please read the following safety information carefully before installing the Baseline Switch 2816-SFP/2824-SFP Plus.
...are of the unit must be carried out by 230 V (2P+T) via an isolation transformer ratio 1:1, with other units, the Switch unit must be installed below the narrower units and above the deeper units. ■ The unit must be near to earth (... personnel only. ■ If installing the Switch unit in a stack with the secondary connection point labelled Neutral, connected directly to the unit and easily accessible. C SAFETY INFORMATION Important Safety Information Please read the following safety information carefully before installing the Baseline Switch 2816-SFP/2824-SFP Plus.