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... agency, then this documentation and the software described herein are provided to you are registered trademarks of such revision or change. 3Com Corporation provides this User Guide. Microsoft, MS-DOS, Windows, and Windows NT are unable to provide notification of Microsoft Corporation....chlorine-free. Reducing the waste generated by any means or used to : Establishing environmental performance standards that comes from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to remove or deface any portion of any legend provided on the...
... agency, then this documentation and the software described herein are provided to you are registered trademarks of such revision or change. 3Com Corporation provides this User Guide. Microsoft, MS-DOS, Windows, and Windows NT are unable to provide notification of Microsoft Corporation....chlorine-free. Reducing the waste generated by any means or used to : Establishing environmental performance standards that comes from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to remove or deface any portion of any legend provided on the...
User Guide
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... system that allows you to configure, monitor, and troubleshoot your network. The User Guide provides the following sections: Getting Started - Provides information for the 3Com® Baseline Switch 2948-SFP Plus. It covers summaries of hardware and software features. Managing Device Security - provides information for viewing and configuring essential information required for configuring port settings...
... system that allows you to configure, monitor, and troubleshoot your network. The User Guide provides the following sections: Getting Started - Provides information for the 3Com® Baseline Switch 2948-SFP Plus. It covers summaries of hardware and software features. Managing Device Security - provides information for viewing and configuring essential information required for configuring port settings...
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Provides information for configuring VLANs. Provides information for configuring IGMP Snooping and IGMP query. Provides information for viewing RMON and interface statistics. Provides information for configuring Link Aggregation which combine user stations and network devices into a single virtual LAN segment, regardless of Service - Provides information defining Quality of ports together to which provides a method for defining file maintenance. Provides information for configuring IP addresses, DHCP and ARP. Configuring Spanning Tree - Provides information for ...
Provides information for configuring VLANs. Provides information for configuring IGMP Snooping and IGMP query. Provides information for viewing RMON and interface statistics. Provides information for configuring Link Aggregation which combine user stations and network devices into a single virtual LAN segment, regardless of Service - Provides information defining Quality of ports together to which provides a method for defining file maintenance. Provides information for configuring IP addresses, DHCP and ARP. Configuring Spanning Tree - Provides information for ...
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... the information in this 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 describes important note features or instructions. Related Documentation In addition to an application, system...this guide. Warning Information that alerts you to potential Personal injury. 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.
... the information in this 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 describes important note features or instructions. Related Documentation In addition to an application, system...this guide. Warning Information that alerts you to potential Personal injury. 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.
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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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... This chapter contains introductory information about the 3Com® Baseline Switch 2948-SFP Plus and how they can be used in your network. It covers summaries of the hardware 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...
... This chapter contains introductory information about the 3Com® Baseline Switch 2948-SFP Plus and how they can be used in your network. It covers summaries of the hardware 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...
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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 to 8,000... and small enterprises seeking to build a secure converged network. CHAPTER 1: GETTING STARTED About the Switch 2948 The Switch 2948 is not supported. If fiber SFP transceivers are used, Auto MDIX is a Gigabit Ethernet switching product that delivers flexible three-speed performance (10/100/1000) and advanced voiceoptimized features such as auto...
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 to 8,000... and small enterprises seeking to build a secure converged network. CHAPTER 1: GETTING STARTED About the Switch 2948 The Switch 2948 is not supported. If fiber SFP transceivers are used, Auto MDIX is a Gigabit Ethernet switching product that delivers flexible three-speed performance (10/100/1000) and advanced voiceoptimized features such as auto...
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The Switch 2948 ports are supported. Mounting 19-inch rack or standalone mounting Front Panel Detail Figure 1 shows the front panel of receiving, but not sending pause ...1000BASE-T ports SFP Ethernet Ports Supports fiber Gigabit Ethernet long-wave (LX), and fiber Gigabit Ethernet short-wave (SX) transceivers in any combination. CHAPTER 1: GETTING STARTED Table 1 Hardware Features (continued) Feature Switch 2948 Flow Control In full duplex operation, all ports are capable of the Switch 2948-SFP Plus 48-Port unit. Figure 1 Switch 2948 SFP 48-Port-...
The Switch 2948 ports are supported. Mounting 19-inch rack or standalone mounting Front Panel Detail Figure 1 shows the front panel of receiving, but not sending pause ...1000BASE-T ports SFP Ethernet Ports Supports fiber Gigabit Ethernet long-wave (LX), and fiber Gigabit Ethernet short-wave (SX) transceivers in any combination. CHAPTER 1: GETTING STARTED Table 1 Hardware Features (continued) Feature Switch 2948 Flow Control In full duplex operation, all ports are capable of the Switch 2948-SFP Plus 48-Port unit. Figure 1 Switch 2948 SFP 48-Port-...
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... or receiving data. CHAPTER 1: GETTING STARTED LED Status Indicators The 2948-SFP Plus 48-Port Ethernet switches provide LED indicators on self test (POST). Mbps; Module Green The SFP module is not recognized. Yellow The system has entered the fail safe ...mode. Active OFF The SFP module is not inserted or is inserted. Table 2 Describes the meanings of the Switch 2948 LED Label Status Description Power Power Green The switch starts normally. The LED flashes quickly when the ...
... or receiving data. CHAPTER 1: GETTING STARTED LED Status Indicators The 2948-SFP Plus 48-Port Ethernet switches provide LED indicators on self test (POST). Mbps; Module Green The SFP module is not recognized. Yellow The system has entered the fail safe ...mode. Active OFF The SFP module is not inserted or is inserted. Table 2 Describes the meanings of the Switch 2948 LED Label Status Description Power Power Green The switch starts normally. The LED flashes quickly when 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 (32... port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; 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 and Features". Table 3 System specifications of the...
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 (32... port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; 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 and Features". Table 3 System specifications of the...
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... Safety and Regulatory Information. CHAPTER 1: GETTING STARTED Installing the Switch This section contains information that you must read the 3Com Switch Family Safety and Regulatory Information document enclosed. Bevor Sie Komponenten aus dem Switch entfernen oder den Switch hinzufugen oder Instandhaltungsarbeiten verrichten, lesen Sie die 3Com Switch Family Safety and Regulatory Information. Prima di installare o rimuovere qualsiasi...
... Safety and Regulatory Information. CHAPTER 1: GETTING STARTED Installing the Switch This section contains information that you must read the 3Com Switch Family Safety and Regulatory Information document enclosed. Bevor Sie Komponenten aus dem Switch entfernen oder den Switch hinzufugen oder Instandhaltungsarbeiten verrichten, lesen Sie die 3Com Switch Family Safety and Regulatory Information. Prima di installare o rimuovere qualsiasi...
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... to change and monitor the way it works, you have to manage a switch. This section explains the initial set up of the switch and the different methods of Managing a Switch Switch Setup Overview Manually set the IP Address using the Console Port Viewing IP Information using the Console Port... It covers the following topics: Methods of accessing the management software to access the management software that resides on the switch. This is known as managing the switch. Setting Up for Management CHAPTER 1: GETTING STARTED To make full use of the features offered by your network.
... to change and monitor the way it works, you have to manage a switch. This section explains the initial set up of the switch and the different methods of Managing a Switch Switch Setup Overview Manually set the IP Address using the Console Port Viewing IP Information using the Console Port... It covers the following topics: Methods of accessing the management software to access the management software that resides on the switch. This is known as managing the switch. Setting Up for Management CHAPTER 1: GETTING STARTED To make full use of the features offered by your network.
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... Management SNMP Management In addition, you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18. CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the switch including setting and viewing the IP address, configuring user accounts...
... Management SNMP Management In addition, you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18. CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the switch including setting and viewing the IP address, configuring user accounts...
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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. 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.
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The whole setup process is in its default state. Detailed procedural steps are contained in the sections that follow. In brief, you need to get your switch set up and ready for your switch or view the automatically configured IP information Prepare for management when it is summarized in Figure 4. 10 CHAPTER 1: GETTING STARTED Switch Setup Overview This section gives an overview of what you need to do to : Configure IP information manually for your chosen method of management
The whole setup process is in its default state. Detailed procedural steps are contained in the sections that follow. In brief, you need to get your switch set up and ready for your switch or view the automatically configured IP information Prepare for management when it is summarized in Figure 4. 10 CHAPTER 1: GETTING STARTED Switch Setup Overview This section gives an overview of what you need to do to : Configure IP information manually for your chosen method of management
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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. For more information on default users and changing default passwords, see "Default Users and Passwords" on page 20.