Getting Started Guide
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... Console Port 14 LEDs 15 Switch - Rear View Detail 16 Power Socket 17 Redundant Power System Socket (Switch 3848 only) 17 Default Settings 17 2 INSTALLING THE SWITCH Package Contents 20 Choosing a Suitable Site 20 Rack-mounting 21 Placing Units On Top of Each Other 22 The Power-up Sequence 23 Powering-up the Switch 23 Checking for Correct Operation of Hardware Features 12 Switch - CONTENTS ABOUT THIS GUIDE Conventions 8 Related Documentation 9 Accessing Online Documentation 9 Documentation...
... Console Port 14 LEDs 15 Switch - Rear View Detail 16 Power Socket 17 Redundant Power System Socket (Switch 3848 only) 17 Default Settings 17 2 INSTALLING THE SWITCH Package Contents 20 Choosing a Suitable Site 20 Rack-mounting 21 Placing Units On Top of Each Other 22 The Power-up Sequence 23 Powering-up the Switch 23 Checking for Correct Operation of Hardware Features 12 Switch - CONTENTS ABOUT THIS GUIDE Conventions 8 Related Documentation 9 Accessing Online Documentation 9 Documentation...
Getting Started Guide
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Connecting a Redundant Power Supply (Switch 3848 only) 23 Choosing the Correct Cables 24 SFP Operation 25 Approved SFP Transceivers 25 Inserting an SFP Transceiver 25 Removing an SFP Transceiver 27 3 SETTING UP FOR MANAGEMENT Setting Up Overview 30 IP Configuration 31 Preparing for Management 32 Manually Configuring IP Information 32 Connecting to the Console Port 32 Viewing Automatically Configured IP Information 36 Using 3Com Network Supervisor 36 Connecting to the Console Port 36 Methods of Managing a Switch 39 Command Line Interface Management 39 Web Interface Management 40 SNMP Management...
Connecting a Redundant Power Supply (Switch 3848 only) 23 Choosing the Correct Cables 24 SFP Operation 25 Approved SFP Transceivers 25 Inserting an SFP Transceiver 25 Removing an SFP Transceiver 27 3 SETTING UP FOR MANAGEMENT Setting Up Overview 30 IP Configuration 31 Preparing for Management 32 Manually Configuring IP Information 32 Connecting to the Console Port 32 Viewing Automatically Configured IP Information 36 Using 3Com Network Supervisor 36 Connecting to the Console Port 36 Methods of Managing a Switch 39 Command Line Interface Management 39 Web Interface Management 40 SNMP Management...
Getting Started Guide
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... numbered RJ-45 ports are supported by the Switch 3812, Switch 3824, and Switch 3848. For information about using the software features of the Switch, refer to 16,000 supported Forwarding Modes Store and Forward Auto-negotiation Supported on all ports Auto MDI/MDIX Supported on all 10/100/1000 ports Duplex Modes Half and full duplex on the Switch 3848). SFP Gigabit Ethernet Ports Supports fiber Gigabit Ethernet short-wave (SX), long-wave (LX) and long-haul (LH70) transceivers in any combination Flow Control Supported...
... numbered RJ-45 ports are supported by the Switch 3812, Switch 3824, and Switch 3848. For information about using the software features of the Switch, refer to 16,000 supported Forwarding Modes Store and Forward Auto-negotiation Supported on all ports Auto MDI/MDIX Supported on all 10/100/1000 ports Duplex Modes Half and full duplex on the Switch 3848). SFP Gigabit Ethernet Ports Supports fiber Gigabit Ethernet short-wave (SX), long-wave (LX) and long-haul (LH70) transceivers in any combination Flow Control Supported...
Getting Started Guide
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..., auto-negotiation can be disabled and the flow control setting can be manually configured. The Switch 3812 and Switch 3824 have a DB-9 serial connector and need a serial cable to connect to a maximum of 19,200 baud), 8 data bits, no parity and 1 stop bit. LEDs Table 4 lists LEDs visible on the front of -band management. Alternate yellow A port has failed a loop back test during POST. then green flashing (fast) Alternate yellow A link is enabled. Console Port The console port allows you to connect a terminal...
..., auto-negotiation can be disabled and the flow control setting can be manually configured. The Switch 3812 and Switch 3824 have a DB-9 serial connector and need a serial cable to connect to a maximum of 19,200 baud), 8 data bits, no parity and 1 stop bit. LEDs Table 4 lists LEDs visible on the front of -band management. Alternate yellow A port has failed a loop back test during POST. then green flashing (fast) Alternate yellow A link is enabled. Console Port The console port allows you to connect a terminal...
Getting Started Guide
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...protect against internal power supply failure, you initialize one of the Switch units, it is returned to a SuperStack 3 Advanced Redundant Power System. Table 5 Default Settings Feature Port Status Port Speed Duplex Mode Flow Control Broadcast Storm Control Virtual LANs (VLANs) Multicast Filtering Rapid Spanning Tree Protocol Link Aggregation Control Protocol (LACP) Spanning Tree Protocol Smart Auto-sensing Switch 3812, Switch 3824, or Switch 3848 Enabled Auto-negotiated Auto-negotiated Disabled Enabled Threshold: 3000 broadcast frames per second All ports belong to any power voltage in...
...protect against internal power supply failure, you initialize one of the Switch units, it is returned to a SuperStack 3 Advanced Redundant Power System. Table 5 Default Settings Feature Port Status Port Speed Duplex Mode Flow Control Broadcast Storm Control Virtual LANs (VLANs) Multicast Filtering Rapid Spanning Tree Protocol Link Aggregation Control Protocol (LACP) Spanning Tree Protocol Smart Auto-sensing Switch 3812, Switch 3824, or Switch 3848 Enabled Auto-negotiated Auto-negotiated Disabled Enabled Threshold: 3000 broadcast frames per second All ports belong to any power voltage in...
Getting Started Guide
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...use of your network. It covers the following topics: ■ Setting Up Overview ■ Manually Configuring IP Information ■ Viewing Automatically Configured IP Information ■ Methods of accessing the management software to manage a Switch. This chapter explains the initial set up of the Switch and the different methods of Managing a Switch ■ Setting Up Command Line Interface Management ■ Setting Up Web Interface Management ■ Setting Up SNMP Management ■ Default Users and Passwords 3 SETTING UP FOR MANAGEMENT Your Switch can install it and it works...
...use of your network. It covers the following topics: ■ Setting Up Overview ■ Manually Configuring IP Information ■ Viewing Automatically Configured IP Information ■ Methods of accessing the management software to manage a Switch. This chapter explains the initial set up of the Switch and the different methods of Managing a Switch ■ Setting Up Command Line Interface Management ■ Setting Up Web Interface Management ■ Setting Up SNMP Management ■ Default Users and Passwords 3 SETTING UP FOR MANAGEMENT Your Switch can install it and it works...
Getting Started Guide
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... installations, 3Com recommends that you configure the Switch IP information manually. It may take up . Setting Up Overview 31 CAUTION: To protect your Switch from a DHCP server on a DHCP server, and eliminates the risk of the IP address changing. Most DHCP servers allow you to allocate static IP addresses. (Static IP addresses are necessary to actively manage your Switch. This makes management simpler and more information on default users and changing default passwords, see "Default Users and Passwords" on your network...
... installations, 3Com recommends that you configure the Switch IP information manually. It may take up . Setting Up Overview 31 CAUTION: To protect your Switch from a DHCP server on a DHCP server, and eliminates the risk of the IP address changing. Most DHCP servers allow you to allocate static IP addresses. (Static IP addresses are necessary to actively manage your Switch. This makes management simpler and more information on default users and changing default passwords, see "Default Users and Passwords" on your network...
Getting Started Guide
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... the console port, rather than a remote one via a modem). For detailed information about the specific web interface operations and command line interface commands and problem solving, refer to the "Management Interface Reference Guide" on the 3Com Web site. Connecting to the Console Port To set up your chosen Management management method as described in the following way: ■ Connecting to the console port of Managing a Switch" on the 3Com Web site. If you use the automatic IP configuration method if: ■ your network uses DHCP to...
... the console port, rather than a remote one via a modem). For detailed information about the specific web interface operations and command line interface commands and problem solving, refer to the "Management Interface Reference Guide" on the 3Com Web site. Connecting to the Console Port To set up your chosen Management management method as described in the following way: ■ Connecting to the console port of Managing a Switch" on the 3Com Web site. If you use the automatic IP configuration method if: ■ your network uses DHCP to...
Getting Started Guide
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...,200 baud ■ 8 data bits ■ no parity ■ 1 stop bit ■ no hardware flow control Refer to its console port. 34 CHAPTER 3: SETTING UP FOR MANAGEMENT To connect the cable: a Switch 3812 and Switch 3824: Insert one of the serial ports (also known as a COM port) on correctly, the top-level menu of the command line interface is displayed as shown in the example in Figure 10. c All Switches: Connect the other end...
...,200 baud ■ 8 data bits ■ no parity ■ 1 stop bit ■ no hardware flow control Refer to its console port. 34 CHAPTER 3: SETTING UP FOR MANAGEMENT To connect the cable: a Switch 3812 and Switch 3824: Insert one of the serial ports (also known as a COM port) on correctly, the top-level menu of the command line interface is displayed as shown in the example in Figure 10. c All Switches: Connect the other end...
Getting Started Guide
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... Switch using a console cable to the console port of the Switch. This software allows you to communicate with the Switch via the console port directly, or through a connection to the console port. (This example describes a local connection to the console port, rather than a remote one via the command line interface (CLI) through a modem. ■ Documentation supplied with terminal emulation software installed, such as the Switch, because Auto-IP addresses are non-routable. Refer to the documentation that accompanies your Switch to the network. 2 Power-up the Switch...
... Switch using a console cable to the console port of the Switch. This software allows you to communicate with the Switch via the console port directly, or through a connection to the console port. (This example describes a local connection to the console port, rather than a remote one via the command line interface (CLI) through a modem. ■ Documentation supplied with terminal emulation software installed, such as the Switch, because Auto-IP addresses are non-routable. Refer to the documentation that accompanies your Switch to the network. 2 Power-up the Switch...
Getting Started Guide
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...; A Category 5 twisted pair Ethernet cable with terminal emulation software installed) Standard Null Modem Cable Switch Console Port Connection RJ-45 to DB9 Converter Cable To connect the cable: a Insert the RJ-45 end of the RJ-45 to DB9 converter cable into the console port. The settings should be set to match the default settings for the above cables in Figure 11. b Connect the null modem cable to the network. Viewing Automatically Configured IP Information 37...
...; A Category 5 twisted pair Ethernet cable with terminal emulation software installed) Standard Null Modem Cable Switch Console Port Connection RJ-45 to DB9 Converter Cable To connect the cable: a Insert the RJ-45 end of the RJ-45 to DB9 converter cable into the console port. The settings should be set to match the default settings for the above cables in Figure 11. b Connect the null modem cable to the network. Viewing Automatically Configured IP Information 37...
Getting Started Guide
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... Ethernet cable. The automatic IP configuration process usually completes within one minute. 2 The command line interface login sequence begins as soon as a network connection is displayed. As soon as the Switch detects a connection to its console port. Figure 12 Example top-level command line interface menu 4 At the Select menu option prompt enter the protocol ip interface summary command. 38 CHAPTER 3: SETTING UP FOR MANAGEMENT ■ no hardware flow control Refer to the network using the command line interface. 1 Connect your user...
... Ethernet cable. The automatic IP configuration process usually completes within one minute. 2 The command line interface login sequence begins as soon as a network connection is displayed. As soon as the Switch detects a connection to its console port. Figure 12 Example top-level command line interface menu 4 At the Select menu option prompt enter the protocol ip interface summary command. 38 CHAPTER 3: SETTING UP FOR MANAGEMENT ■ no hardware flow control Refer to the network using the command line interface. 1 Connect your user...
Getting Started Guide
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For example, you can use the 3Com Network Supervisor software that is provided on the CD-ROM that allow you can manage a Switch using any network management workstation running the Simple Network Management Protocol (SNMP) as shown in Figure 16. Figure 15 Web interface management over the network Workstation Switch Connect over the network. This section describes how you to manage Management the Switch using a Web browser remotely over Network using SNMP Switch Setting Up Command Line Interface Management Refer to "Setting Up Web Interface Management" on page 43. SNMP ...
For example, you can use the 3Com Network Supervisor software that is provided on the CD-ROM that allow you can manage a Switch using any network management workstation running the Simple Network Management Protocol (SNMP) as shown in Figure 16. Figure 15 Web interface management over the network Workstation Switch Connect over the network. This section describes how you to manage Management the Switch using a Web browser remotely over Network using SNMP Switch Setting Up Command Line Interface Management Refer to "Setting Up Web Interface Management" on page 43. SNMP ...
Getting Started Guide
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... managed and/or configured through the CLI via its console port. CLI Management over To manage a Switch using the command line interface over a network the Network using the command line interface via the local the Console Port console port connection: 1 Ensure you wish to manage is displayed as shown in Figure 10 on page 35. You can communicate with IP information as described in "Setting Up Overview" on page 30. 2 Check that software. 5 At the login and password prompts, enter admin...
... managed and/or configured through the CLI via its console port. CLI Management over To manage a Switch using the command line interface over a network the Network using the command line interface via the local the Console Port console port connection: 1 Ensure you wish to manage is displayed as shown in Figure 10 on page 35. You can communicate with IP information as described in "Setting Up Overview" on page 30. 2 Check that software. 5 At the login and password prompts, enter admin...
Getting Started Guide
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... correct. Pre-requisites ■ Ensure you have already set the font sizes as described in the Advanced category ensure that the text spacing is connected to enable them if you have changed your browser. Size 10.0 ■ Fixed Width Font - Finally in "Setting Up Overview" on a browser by default. You should also set up web interface management over the network. These features are checked.
... correct. Pre-requisites ■ Ensure you have already set the font sizes as described in the Advanced category ensure that the text spacing is connected to enable them if you have changed your browser. Size 10.0 ■ Fixed Width Font - Finally in "Setting Up Overview" on a browser by default. You should also set up web interface management over the network. These features are checked.
Getting Started Guide
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... entering a ping command at the password prompt (or the password of the Switch) If you get an error message, check that you have the IP protocol correctly installed on your workstation. You can communicate with the SNMP network management application software. You can use 3Com Network Supervisor it automatically loads the correct MIBs and necessary files onto your management workstation. Setting Up SNMP Management 43 Web Management To manage a Switch using a port on the management VLAN (VLAN 1 by default).
... entering a ping command at the password prompt (or the password of the Switch) If you get an error message, check that you have the IP protocol correctly installed on your workstation. You can communicate with the SNMP network management application software. You can use 3Com Network Supervisor it automatically loads the correct MIBs and necessary files onto your management workstation. Setting Up SNMP Management 43 Web Management To manage a Switch using a port on the management VLAN (VLAN 1 by default).
Getting Started Guide
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... special/security features (no password) to log in Table 9. the user can do not intend to actively manage your Switch Table 9 Default Users User Name monitor manager admin Default Password Access Level monitor monitor - 44 CHAPTER 3: SETTING UP FOR MANAGEMENT To manage your Switch using an SNMP network management application, you need to login and carry out initial Switch setup. CAUTION: To protect your Switch from unauthorized access, you must change any manageable parameters. the user can view all three default passwords as soon as possible, even...
... special/security features (no password) to log in Table 9. the user can do not intend to actively manage your Switch Table 9 Default Users User Name monitor manager admin Default Password Access Level monitor monitor - 44 CHAPTER 3: SETTING UP FOR MANAGEMENT To manage your Switch using an SNMP network management application, you need to login and carry out initial Switch setup. CAUTION: To protect your Switch from unauthorized access, you must change any manageable parameters. the user can view all three default passwords as soon as possible, even...
Getting Started Guide
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... problem, completely remove the SFP and then reinsert it with the Switch, ensure that: ■ The Switch IP address has been configured. ■ If the Switch is separated from your network (for example a Switch or Hub) must apply for example 3Com Network Supervisor). See ""Approved SFP Transceivers" on your management application by a router, ensure that the default gateway IP address within the network The natural subnet mask for the Switch and has disabled the port...
... problem, completely remove the SFP and then reinsert it with the Switch, ensure that: ■ The Switch IP address has been configured. ■ If the Switch is separated from your network (for example a Switch or Hub) must apply for example 3Com Network Supervisor). See ""Approved SFP Transceivers" on your management application by a router, ensure that the default gateway IP address within the network The natural subnet mask for the Switch and has disabled the port...
Getting Started Guide
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...: ■ Product model name, part number, and serial number ■ A list of system hardware and software, including revision level ■ Diagnostic error messages ■ Details about recent configuration changes, if applicable A link to technical support and repair services. In order to access these services for the version of software initially purchased with your product at : http://www.3com.com/prodforms/software/connection_assistan t/ca_thankyou.html Access Software Downloads Software Updates are the software releases that follow the software version included with...
...: ■ Product model name, part number, and serial number ■ A list of system hardware and software, including revision level ■ Diagnostic error messages ■ Details about recent configuration changes, if applicable A link to technical support and repair services. In order to access these services for the version of software initially purchased with your product at : http://www.3com.com/prodforms/software/connection_assistan t/ca_thankyou.html Access Software Downloads Software Updates are the software releases that follow the software version included with...
Getting Started Guide
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... A access levels of default users 44 automatic setup 36 3Com Network Supervisor 36 console port 36 C cable 10/100/1000 24 pin-outs 59 CD-ROM 9 command line interface management 39 console port 14 conventions notice icons, About This Guide 8 text, About This Guide 8 cross-over configuration 24 D default settings 17 users 44 F factory defaults 17 H hardware features 12 I installing the Switch 19 prerequisites 21 IP addressing registered 50 IP configuration 31 INDEX 69 L LEDs 15 logging in as a default user 44 M management...
... A access levels of default users 44 automatic setup 36 3Com Network Supervisor 36 console port 36 C cable 10/100/1000 24 pin-outs 59 CD-ROM 9 command line interface management 39 console port 14 conventions notice icons, About This Guide 8 text, About This Guide 8 cross-over configuration 24 D default settings 17 users 44 F factory defaults 17 H hardware features 12 I installing the Switch 19 prerequisites 21 IP addressing registered 50 IP configuration 31 INDEX 69 L LEDs 15 logging in as a default user 44 M management...