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... and the inks are committed to: Establishing environmental performance standards that comes from time to time without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and the software described herein are provided to you in conjunction with which ... at private expense. Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of safely. All other countries. 3Com and the 3Com logo are commercial in nature and developed solely at any derivative work (such as are labelled according to make improvements or...
... and the inks are committed to: Establishing environmental performance standards that comes from time to time without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and the software described herein are provided to you in conjunction with which ... at private expense. Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of safely. All other countries. 3Com and the 3Com logo are commercial in nature and developed solely at any derivative work (such as are labelled according to make improvements or...
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... information about the Switch 2948 and how they can be used in your switch from a remote web browser. The User Guide provides the following sections: Getting Started - Managing Device Security - The Web interface is a network management system that allows you to configure, monitor, and troubleshoot your network. Provides information for the 3Com® Baseline Switch 2948-SFP Plus.
... information about the Switch 2948 and how they can be used in your switch from a remote web browser. The User Guide provides the following sections: Getting Started - Managing Device Security - The Web interface is a network management system that allows you to configure, monitor, and troubleshoot your network. Provides information for the 3Com® Baseline Switch 2948-SFP Plus.
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VLANs are attached. Configuring IP and MAC Address Information - Configuring Spanning Tree - Provides information for managing device diagnostics. Provides information for configuring Classic and Rapid Spanning Tree. Aggregating Ports - Configuring IGMP Snooping & Query- Configuring SNMP - Managing System Files - Managing Device Diagnostics - Provides information for configuring the Simple Network Management Protocol (SNMP) which they are logical subgroups with a Local Area Network (LAN) which combine user stations and network devices into a single virtual LAN ...
VLANs are attached. Configuring IP and MAC Address Information - Configuring Spanning Tree - Provides information for managing device diagnostics. Provides information for configuring Classic and Rapid Spanning Tree. Aggregating Ports - Configuring IGMP Snooping & Query- Configuring SNMP - Managing System Files - Managing Device Diagnostics - Provides information for configuring the Simple Network Management Protocol (SNMP) which they are logical subgroups with a Local Area Network (LAN) which combine user stations and network devices into a single virtual LAN ...
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...the release notes. Warning Information that describes important note features or instructions. Intended Audience This guide is intended for the 3Com Baseline Switch 2948 includes: Safety and Support Information: Provides installation, set-up, and regulatory compliance information. If release notes are used throughout...guide, follow the instructions in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the 3Com Web site: http://www.3Com.com Conventions Table 1 lists conventions that alerts you to potential Personal injury. Related Documentation In addition to ...
...the release notes. Warning Information that describes important note features or instructions. Intended Audience This guide is intended for the 3Com Baseline Switch 2948 includes: Safety and Support Information: Provides installation, set-up, and regulatory compliance information. If release notes are used throughout...guide, follow the instructions in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the 3Com Web site: http://www.3Com.com Conventions Table 1 lists conventions that alerts you to potential Personal injury. Related Documentation In addition to ...
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Contents 1 GETTING STARTED About the Switch 2948 2 Front Panel Detail 3 LED Status Indicators 4 System Specifications 5 Installing the Switch 6 Setting Up for Management 7 Methods of Managing a Switch 8 Switch Setup Overview 10 Using the Command Line Interface (CLI 14 Setting Up Web Interface Management 18 ...V1 or V2 19 Default Users and Passwords 20 Upgrading Software using theCLI 20 2 USING THE 3COM WEB INTERFACE Starting the 3Com Web Interface 21 Understanding the 3Com Web Interface 23 Saving the Configuration 31 Resetting the Device 32 Restoring Factory Defaults 34 Logging ...
Contents 1 GETTING STARTED About the Switch 2948 2 Front Panel Detail 3 LED Status Indicators 4 System Specifications 5 Installing the Switch 6 Setting Up for Management 7 Methods of Managing a Switch 8 Switch Setup Overview 10 Using the Command Line Interface (CLI 14 Setting Up Web Interface Management 18 ...V1 or V2 19 Default Users and Passwords 20 Upgrading Software using theCLI 20 2 USING THE 3COM WEB INTERFACE Starting the 3Com Web Interface 21 Understanding the 3Com Web Interface 23 Saving the Configuration 31 Resetting the Device 32 Restoring Factory Defaults 34 Logging ...
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Viewing LACP 103 Defining LACP Priority 104 Defining LACP Port 105 8 CONFIGURING VLANS VLAN Overview 106 Viewing VLAN Details 108 Viewing VLAN Port Details 109 Creating VLANs 110 Rename the VLANS 111 Modifying VLAN Settings 112 Modifying Port VLAN Settings 114 Removing VLANs 115 9 CONFIGURING IP AND MAC ADDRESS INFORMATION Defining IP Addressing 117 Configuring ARP Settings 118 Viewing ARP Settings 119 Defining ARP Settings 120 Removing ARP Entries 121 Configuring Address Tables 122 Viewing Address Table Settings 123 Viewing Port Summary Settings 125 Adding Entries into ...
Viewing LACP 103 Defining LACP Priority 104 Defining LACP Port 105 8 CONFIGURING VLANS VLAN Overview 106 Viewing VLAN Details 108 Viewing VLAN Port Details 109 Creating VLANs 110 Rename the VLANS 111 Modifying VLAN Settings 112 Modifying Port VLAN Settings 114 Removing VLANs 115 9 CONFIGURING IP AND MAC ADDRESS INFORMATION Defining IP Addressing 117 Configuring ARP Settings 118 Viewing ARP Settings 119 Defining ARP Settings 120 Removing ARP Entries 121 Configuring Address Tables 122 Viewing Address Table Settings 123 Viewing Port Summary Settings 125 Adding Entries into ...
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10 CONFIGURING IGMP SNOOPING & QUERY Introduction 132 Defining IGMP Snooping & Query 132 11 CONFIGURING SPANNING TREE Viewing Spanning Tree 136 Defining Spanning Tree 138 Modifying Spanning Tree 139 12 CONFIGURING SNMP SNMP v1 and v2c 142 Defining SNMP Communities 143 Removing SNMP Communities 145 Defining SNMP Traps 146 Removing SNMP Traps 147 13 Configuring quALITY OF SERVICES Viewing CoS Settings 150 Defining CoS 151 Defining Queuing Algorithm 152 Viewing CoS to Queue 153 Defining CoS to Queue 153 Viewing DSCP to CoS 155 Configuring DSCP to CoS 156 Configuring Trust ...
10 CONFIGURING IGMP SNOOPING & QUERY Introduction 132 Defining IGMP Snooping & Query 132 11 CONFIGURING SPANNING TREE Viewing Spanning Tree 136 Defining Spanning Tree 138 Modifying Spanning Tree 139 12 CONFIGURING SNMP SNMP v1 and v2c 142 Defining SNMP Communities 143 Removing SNMP Communities 145 Defining SNMP Traps 146 Removing SNMP Traps 147 13 Configuring quALITY OF SERVICES Viewing CoS Settings 150 Defining CoS 151 Defining Queuing Algorithm 152 Viewing CoS to Queue 153 Defining CoS to Queue 153 Viewing DSCP to CoS 155 Configuring DSCP to CoS 156 Configuring Trust ...
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... 15 viewing Statistics Viewing Port Statistics 175 16 MANAGING DEVICE DIAGNOSTICS Configuring Port Mirroring 178 Viewing Cable Diagnostics 181 A 3COM NETWORK MANAGEMENT 3Com Network Supervisor 184 3Com Network Director 185 3Com Network Access Manager 185 3Com Enterprise Management Suite 186 Integration Kit with HP OpenView Network Node Manager 186 B device specifications and features Related Standard...
... 15 viewing Statistics Viewing Port Statistics 175 16 MANAGING DEVICE DIAGNOSTICS Configuring Port Mirroring 178 Viewing Cable Diagnostics 181 A 3COM NETWORK MANAGEMENT 3Com Network Supervisor 184 3Com Network Director 185 3Com Network Access Manager 185 3Com Enterprise Management Suite 186 Integration Kit with HP OpenView Network Node Manager 186 B device specifications and features Related Standard...
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... REFERENCE GUIDE Getting Started with the Command Line Interface 199 CLI Commands 200 F GLOSSARy ...210 G OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 216 Solve Problems Online 216 Purchase Extended Warranty and Professional Services 216 Access Software Downloads 217 Contact ...
... REFERENCE GUIDE Getting Started with the Command Line Interface 199 CLI Commands 200 F GLOSSARy ...210 G OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 216 Solve Problems Online 216 Purchase Extended Warranty and Professional Services 216 Access Software Downloads 217 Contact ...
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... and software features, and the following topics: About the Switch 2948 Front Panel Detail LED Status Indicators System Specifications Installing the Switch Setting Up for Management Methods of Managing a Switch Switch Setup Overview Using the Command Line Interface (CLI) Setting Up... Web Interface Management Setting Up SNMP Management V1 or V2 Default Users and Passwords Upgrading Software using the CLI 1 GETTING STARTED This chapter contains introductory information about the 3Com® Baseline Switch 2948-SFP...
... and software features, and the following topics: About the Switch 2948 Front Panel Detail LED Status Indicators System Specifications Installing the Switch Setting Up for Management Methods of Managing a Switch Switch Setup Overview Using the Command Line Interface (CLI) Setting Up... Web Interface Management Setting Up SNMP Management V1 or V2 Default Users and Passwords Upgrading Software using the CLI 1 GETTING STARTED This chapter contains introductory information about the 3Com® Baseline Switch 2948-SFP...
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... duplex on all front panel ports Auto MDI/MDIX Supported on all ports. CHAPTER 1: GETTING STARTED About the Switch 2948 The Switch 2948 is not supported. The Switch 2948 includes the following model: Baseline Switch 2948-SFP Plus 48-Port The Switch 2948 features the following advantages: Full Gigabit speed access ports Jumbo frames Port security Link aggregation control protocol (LACP) Up...
... duplex on all front panel ports Auto MDI/MDIX Supported on all ports. CHAPTER 1: GETTING STARTED About the Switch 2948 The Switch 2948 is not supported. The Switch 2948 includes the following model: Baseline Switch 2948-SFP Plus 48-Port The Switch 2948 features the following advantages: Full Gigabit speed access ports Jumbo frames Port security Link aggregation control protocol (LACP) Up...
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... Ports Supports fiber Gigabit Ethernet long-wave (LX), and fiber Gigabit Ethernet short-wave (SX) transceivers in any combination. The Switch 2948 ports are supported. Figure 1 Switch 2948 SFP 48-Port-front panel Mounting 19-inch rack or standalone mounting Front Panel Detail Figure 1 shows the front panel of receiving, but not sending pause ...
... Ports Supports fiber Gigabit Ethernet long-wave (LX), and fiber Gigabit Ethernet short-wave (SX) transceivers in any combination. The Switch 2948 ports are supported. Figure 1 Switch 2948 SFP 48-Port-front panel Mounting 19-inch rack or standalone mounting Front Panel Detail Figure 1 shows the front panel of receiving, but not sending pause ...
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...rate of 10/100 Mbps. Mbps; status Yellow The port works at the rate of the Switch 2948 LED Label Status Description Power Power Green The switch starts normally. Module Green The SFP module is sending or receiving data. The LED flashes quickly when the port is inserted. ...works at the rate of the LED. OFF The port is not recognized. CHAPTER 1: GETTING STARTED LED Status Indicators The 2948-SFP Plus 48-Port Ethernet switches provide LED indicators on the front panel for your convenience to monitor the...
...rate of 10/100 Mbps. Mbps; status Yellow The port works at the rate of the Switch 2948 LED Label Status Description Power Power Green The switch starts normally. Module Green The SFP module is sending or receiving data. The LED flashes quickly when the port is inserted. ...works at the rate of the LED. OFF The port is not recognized. CHAPTER 1: GETTING STARTED LED Status Indicators The 2948-SFP Plus 48-Port Ethernet switches provide LED indicators on the front panel for your convenience to monitor the...
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on the front panel Four Gigabit SFP Combo ports AC Input voltage Rated voltage range: 100-240 VAC, 50/60 Hz Power consumption 70 W (full load) Operating temperature 0 to 40 °C ... port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; Table 3 System specifications of the Switch 2948. System Specifications CHAPTER 1: GETTING STARTED Table 3 contains the system specifications of the Switch 2948 switch Specification Switch 2948-SFP Plus 48-Port 3CBLSG48 Physical dimensions 44×440×265 mm (1.73 X 1.7.3 X 10.43 in Appendix B "Device Specifications ...
on the front panel Four Gigabit SFP Combo ports AC Input voltage Rated voltage range: 100-240 VAC, 50/60 Hz Power consumption 70 W (full load) Operating temperature 0 to 40 °C ... port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; Table 3 System specifications of the Switch 2948. System Specifications CHAPTER 1: GETTING STARTED Table 3 contains the system specifications of the Switch 2948 switch Specification Switch 2948-SFP Plus 48-Port 3CBLSG48 Physical dimensions 44×440×265 mm (1.73 X 1.7.3 X 10.43 in Appendix B "Device Specifications ...
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...;y zapoznać się z informacjami o bezpieczeństwie zawartymi w 3Com Switch Family Safety and Regulatory Information. Prima di installare o rimuovere qualsiasi componente dal Switch o di eseguire qualsiasi rimuovere qualsiasi componente dal Switch o di eseguire qualsiasi procedura di manutenzione, leggere le informazioni di sicurezza riportate 3Com Switch Family Safety and Regulatory Information. OSTRZEŻENIE: Informacje o zabezpieczeniach...
...;y zapoznać się z informacjami o bezpieczeństwie zawartymi w 3Com Switch Family Safety and Regulatory Information. Prima di installare o rimuovere qualsiasi componente dal Switch o di eseguire qualsiasi rimuovere qualsiasi componente dal Switch o di eseguire qualsiasi procedura di manutenzione, leggere le informazioni di sicurezza riportate 3Com Switch Family Safety and Regulatory Information. OSTRZEŻENIE: Informacje o zabezpieczeniach...
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...Up SNMP Management V1 or V2 Default Users and Passwords This is known as managing the switch. Managing the switch can help you to improve the efficiency of the switch and therefore the overall performance of your switch, and to change and monitor the way it works, you have to manage... a switch. It covers the following topics: Methods of Managing a Switch Switch Setup Overview Manually set up of the switch and the different methods of ...
...Up SNMP Management V1 or V2 Default Users and Passwords This is known as managing the switch. Managing the switch can help you to improve the efficiency of the switch and therefore the overall performance of your switch, and to change and monitor the way it works, you have to manage... a switch. It covers the following topics: Methods of Managing a Switch Switch Setup Overview Manually set up of the switch and the different methods of ...
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... 2 Web Interface Management over an IP network (see Figure 2). CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the following methods: Web Interface Management SNMP Management In addition, you can use the Command...operations of web pages that allow you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18. Web Interface Each switch has an internal set of the switch including setting and viewing the IP address, configuring user accounts,...
... 2 Web Interface Management over an IP network (see Figure 2). CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the following methods: Web Interface Management SNMP Management In addition, you can use the Command...operations of web pages that allow you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18. Web Interface Each switch has an internal set of the switch including setting and viewing the IP address, configuring user accounts,...
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Figure 3 SNMP Management over the Network Refer to "Setting Up SNMP Management V1 or V2" on page 19. For example, you can manage a switch using any network management workstation running the Simple Network Management Protocol (SNMP) as shown in Figure 3. CHAPTER 1: GETTING STARTED SNMP Management You can use the 3Com Network Director software, available from the 3Com website.
Figure 3 SNMP Management over the Network Refer to "Setting Up SNMP Management V1 or V2" on page 19. For example, you can manage a switch using any network management workstation running the Simple Network Management Protocol (SNMP) as shown in Figure 3. CHAPTER 1: GETTING STARTED SNMP Management You can use the 3Com Network Director software, available from the 3Com website.
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The whole setup process is in its default state. In brief, you need to get your switch set up and ready for your chosen method of what you need to do to : Configure IP information manually for your switch or view the automatically configured IP information Prepare for management when it is summarized in the sections that follow. Detailed procedural steps are contained in Figure 4. 10 CHAPTER 1: GETTING STARTED Switch Setup Overview This section gives an overview of management
The whole setup process is in its default state. In brief, you need to get your switch set up and ready for your chosen method of what you need to do to : Configure IP information manually for your switch or view the automatically configured IP information Prepare for management when it is summarized in the sections that follow. Detailed procedural steps are contained in Figure 4. 10 CHAPTER 1: GETTING STARTED Switch Setup Overview This section gives an overview of management
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For more information on default users and changing default passwords, see "Default Users and Passwords" on page 20. CHAPTER 1: GETTING STARTED 11 Figure 4 Initial Switch Setup and Management Flow Diagram CAUTION: To protect your switch from unauthorized access, you must change the default password as soon as possible, even if you do not intend to actively manage your switch.
For more information on default users and changing default passwords, see "Default Users and Passwords" on page 20. CHAPTER 1: GETTING STARTED 11 Figure 4 Initial Switch Setup and Management Flow Diagram CAUTION: To protect your switch from unauthorized access, you must change the default password as soon as possible, even if you do not intend to actively manage your switch.