Implementation Guide
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SuperStack® 3 Switch 4200 Family Implementation Guide Generic guide for units in the SuperStack 3 Switch 4200 Family: 3C17300 3C17302 3C17304 3C17300A 3C17302A 3C17304A http://www.3com.com/ Part No. DUA1730-0BAA03 Published June 2005
SuperStack® 3 Switch 4200 Family Implementation Guide Generic guide for units in the SuperStack 3 Switch 4200 Family: 3C17300 3C17302 3C17304 3C17300A 3C17302A 3C17304A http://www.3com.com/ Part No. DUA1730-0BAA03 Published June 2005
Implementation Guide
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... 15 Automatic IP Configuration 16 Security 16 Aggregated Links 16 Auto-negotiation 17 Multicast Filtering 18 Spanning Tree Protocol and Rapid Spanning Tree Protocol 18 Switch Database 19 Traffic Prioritization 19 RMON 20 Broadcast Storm Control 20 VLANs 20 Configuration Save and Restore 20 2 OPTIMIZING BANDWIDTH Port Features 23 Duplex 23...
... 15 Automatic IP Configuration 16 Security 16 Aggregated Links 16 Auto-negotiation 17 Multicast Filtering 18 Spanning Tree Protocol and Rapid Spanning Tree Protocol 18 Switch Database 19 Traffic Prioritization 19 RMON 20 Broadcast Storm Control 20 VLANs 20 Configuration Save and Restore 20 2 OPTIMIZING BANDWIDTH Port Features 23 Duplex 23...
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... Example 32 3 USING MULTICAST FILTERING What is an IP Multicast? 33 Benefits of Multicast 34 Multicast Filtering 34 Multicast Filtering and Your Switch 35 IGMP Multicast Filtering 36 4 USING RESILIENCE FEATURES Spanning Tree Protocol (STP) 39 Rapid Spanning Tree Protocol (RSTP) 40 What is... Example 45 STP Configurations 46 Using STP on a Network with Multiple VLANs 48 5 USING THE SWITCH DATABASE What is the Switch Database? 49 How Switch Database Entries Get Added 49 Switch Database Entry States 50 6 USING TRAFFIC PRIORITIZATION What is Traffic Prioritization? 51 How Traffic Prioritization Works...
... Example 32 3 USING MULTICAST FILTERING What is an IP Multicast? 33 Benefits of Multicast 34 Multicast Filtering 34 Multicast Filtering and Your Switch 35 IGMP Multicast Filtering 36 4 USING RESILIENCE FEATURES Spanning Tree Protocol (STP) 39 Rapid Spanning Tree Protocol (RSTP) 40 What is... Example 45 STP Configurations 46 Using STP on a Network with Multiple VLANs 48 5 USING THE SWITCH DATABASE What is the Switch Database? 49 How Switch Database Entries Get Added 49 Switch Database Entry States 50 6 USING TRAFFIC PRIORITIZATION What is Traffic Prioritization? 51 How Traffic Prioritization Works...
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...The Audit Log 62 Email Notification of Events 62 8 SETTING UP VIRTUAL LANS What are VLANs? 65 Benefits of VLANs 66 VLANs and Your Switch 67 The Default VLAN 67 Communication Between VLANs 67 Creating New VLANs 68 VLANs: Tagged and Untagged Membership 68 Placing a Port in a ...Single VLAN 69 VLAN Configuration Examples 70 Using Untagged Connections 70 Using 802.1Q Tagged Connections 71 9 USING AUTOMATIC IP CONFIGURATION How Your Switch Obtains IP Information 74 How Automatic IP Configuration Works 74 Automatic Process 75 Important Considerations 76 Event Log Entries and Traps 76 10 MAKING YOUR...
...The Audit Log 62 Email Notification of Events 62 8 SETTING UP VIRTUAL LANS What are VLANs? 65 Benefits of VLANs 66 VLANs and Your Switch 67 The Default VLAN 67 Communication Between VLANs 67 Creating New VLANs 68 VLANs: Tagged and Untagged Membership 68 Placing a Port in a ...Single VLAN 69 VLAN Configuration Examples 70 Using Untagged Connections 70 Using 802.1Q Tagged Connections 71 9 USING AUTOMATIC IP CONFIGURATION How Your Switch Obtains IP Information 74 How Automatic IP Configuration Works 74 Automatic Process 75 Important Considerations 76 Event Log Entries and Traps 76 10 MAKING YOUR...
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...Important Considerations 83 What is Disconnect Unauthorized Device (DUD)? 85 How DUD Works 85 What is RADIUS? 85 11 USING SWITCH CONFIGURATION FEATURES Configuration Save and Restore 87 Upgrading Management Software 89 A CONFIGURATION RULES Configuration Rules for Gigabit Ethernet 93 Configuration ...Rules for Fast Ethernet 94 Configuration Rules with Full Duplex 95 B NETWORK CONFIGURATION EXAMPLES Simple Network Configuration Examples 98 Desktop Switch Example 98 Advanced Network Configuration Examples 99 Improving the Performance and Resilience of Your Network 99 C IP ADDRESSING IP Addresses ...
...Important Considerations 83 What is Disconnect Unauthorized Device (DUD)? 85 How DUD Works 85 What is RADIUS? 85 11 USING SWITCH CONFIGURATION FEATURES Configuration Save and Restore 87 Upgrading Management Software 89 A CONFIGURATION RULES Configuration Rules for Gigabit Ethernet 93 Configuration ...Rules for Fast Ethernet 94 Configuration Rules with Full Duplex 95 B NETWORK CONFIGURATION EXAMPLES Simple Network Configuration Examples 98 Desktop Switch Example 98 Advanced Network Configuration Examples 99 Improving the Performance and Resilience of Your Network 99 C IP ADDRESSING IP Addresses ...
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... refer to the Management Interface Reference Guide supplied in HTML format on the 3Com World Wide Web site: http://www.3com.com/ Please note that when this Guide states "the Switch", this guide, follow the instructions in the release notes. This guide is intended for the system or network administrator ...the units in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the CD-ROM that are available in the SuperStack® 3 Switch 4200 Family. It outlines how to use these features to interconnect LANs. Most user guides and release notes are used to optimize the performance of...
... refer to the Management Interface Reference Guide supplied in HTML format on the 3Com World Wide Web site: http://www.3com.com/ Please note that when this Guide states "the Switch", this guide, follow the instructions in the release notes. This guide is intended for the system or network administrator ...the units in Adobe Acrobat Reader Portable Document Format (PDF) or HTML on the CD-ROM that are available in the SuperStack® 3 Switch 4200 Family. It outlines how to use these features to interconnect LANs. Most user guides and release notes are used to optimize the performance of...
Implementation Guide
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... web interface operations and CLI (command line interface) commands that enable you to manage the Switch. ■ Release Notes These notes provide information about this document to 3Com at: pddtechpubs_comments@3com.com It contains an explanation for each Switch documentation set includes the following: ■ Getting Started Guide This guide contains: ■ all the...
... web interface operations and CLI (command line interface) commands that enable you to manage the Switch. ■ Release Notes These notes provide information about this document to 3Com at: pddtechpubs_comments@3com.com It contains an explanation for each Switch documentation set includes the following: ■ Getting Started Guide This guide contains: ■ all the...
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Questions related to technical support or sales should be directed in the first instance to comments and questions about 3Com product documentation at this e-mail address. 12 ABOUT THIS GUIDE Please include the following information when contacting us: ■ Document title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ SuperStack 3 Switch Implementation Guide ■ Part number: DUA1730-0BAA0x ■ Page 25 Please note that we can only respond to your network supplier.
Questions related to technical support or sales should be directed in the first instance to comments and questions about 3Com product documentation at this e-mail address. 12 ABOUT THIS GUIDE Please include the following information when contacting us: ■ Document title ■ Document part number (on the title page) ■ Page number (if appropriate) Example: ■ SuperStack 3 Switch Implementation Guide ■ Part number: DUA1730-0BAA0x ■ Page 25 Please note that we can only respond to your network supplier.
Implementation Guide
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I SWITCH FEATURES Chapter 1 Switch Features Overview Chapter 2 Optimizing Bandwidth Chapter 3 Using Multicast Filtering Chapter 4 Using Resilience Features Chapter 5 Using the Switch Database Chapter 6 Using Traffic Prioritization Chapter 7 Status Monitoring and Statistics Chapter 8 Setting Up Virtual LANs Chapter 9 Using Automatic IP Configuration Chapter 10 Making Your Network Secure Chapter 11 IP Addressing
I SWITCH FEATURES Chapter 1 Switch Features Overview Chapter 2 Optimizing Bandwidth Chapter 3 Using Multicast Filtering Chapter 4 Using Resilience Features Chapter 5 Using the Switch Database Chapter 6 Using Traffic Prioritization Chapter 7 Status Monitoring and Statistics Chapter 8 Setting Up Virtual LANs Chapter 9 Using Automatic IP Configuration Chapter 10 Making Your Network Secure Chapter 11 IP Addressing
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... you with the capability to change the default state of some of the Getting Started Guide that you to manage the Switch. These methods are explained in this guide. their applications are several different methods of these features - There are explained in... more detail later in Chapter 3 of the Switch features. Switch Features Explained This chapter contains introductory information about the SuperStack® 3 Switch management software and supported features. This section provides a brief overview of accessing the management ...
... you with the capability to change the default state of some of the Getting Started Guide that you to manage the Switch. These methods are explained in this guide. their applications are several different methods of these features - There are explained in... more detail later in Chapter 3 of the Switch features. Switch Features Explained This chapter contains introductory information about the SuperStack® 3 Switch management software and supported features. This section provides a brief overview of accessing the management ...
Implementation Guide
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...configuration methods. disables a port if an unauthorized device transmits data on it is already in standalone mode, and/or no other Switches on the network have to four links in a specified order. For more information about how the port security features work, see... to configure itself with IP information without requesting user intervention. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login - Automatic IP Configuration By default the Switch tries to 169.254.254.255. ■ Bootstrap Protocol (BOOTP) ...
...configuration methods. disables a port if an unauthorized device transmits data on it is already in standalone mode, and/or no other Switches on the network have to four links in a specified order. For more information about how the port security features work, see... to configure itself with IP information without requesting user intervention. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login - Automatic IP Configuration By default the Switch tries to 169.254.254.255. ■ Bootstrap Protocol (BOOTP) ...
Implementation Guide
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...can provide redundancy - Ports operating at the same speed. This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to monitor and detect high error rates, or problems in full duplex mode. Auto-negotiation Auto-negotiation allows ports to..." interconnection to be shared amongst the remaining link(s). The if one link is enabled (default), a port "advertises" its maximum capabilities - Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of a connection. ■ They can be transmitted and...
...can provide redundancy - Ports operating at the same speed. This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to monitor and detect high error rates, or problems in full duplex mode. Auto-negotiation Auto-negotiation allows ports to..." interconnection to be shared amongst the remaining link(s). The if one link is enabled (default), a port "advertises" its maximum capabilities - Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of a connection. ■ They can be transmitted and...
Implementation Guide
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...For more information about auto-negotiation and port capabilities, see Chapter 3 "Using Multicast Filtering". Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to the network. one of the less efficient paths if the most efficient path. ■ Disable the...paths. ■ Enable one of the major causes of a predefined multicast group, rather than the STP feature. 18 CHAPTER 1: SWITCH FEATURES OVERVIEW port reacts accordingly by default. Spanning Tree Protocol and Rapid Spanning Tree Protocol Spanning Tree Protocol (STP) and Rapid ...
...For more information about auto-negotiation and port capabilities, see Chapter 3 "Using Multicast Filtering". Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to the network. one of the less efficient paths if the most efficient path. ■ Disable the...paths. ■ Enable one of the major causes of a predefined multicast group, rather than the STP feature. 18 CHAPTER 1: SWITCH FEATURES OVERVIEW port reacts accordingly by default. Spanning Tree Protocol and Rapid Spanning Tree Protocol Spanning Tree Protocol (STP) and Rapid ...
Implementation Guide
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...is transferred smoothly and with the relevant sections of service. By default, all traffic is an integral part of Service (QoS) feature. Switch Features Explained 19 For more information about 802.1D and traffic prioritization, see Chapter 6 "Using Traffic Prioritization". For more information about STP...information, is compatible with minimal delay over low priority traffic to ensure that high priority data is forwarded through the Switch without being delayed by the Switch to determine if a packet should be forwarded, and which port should transmit the packet if it is used by...
...is transferred smoothly and with the relevant sections of service. By default, all traffic is an integral part of Service (QoS) feature. Switch Features Explained 19 For more information about 802.1D and traffic prioritization, see Chapter 6 "Using Traffic Prioritization". For more information about STP...information, is compatible with minimal delay over low priority traffic to ensure that high priority data is forwarded through the Switch without being delayed by the Switch to determine if a packet should be forwarded, and which port should transmit the packet if it is used by...
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... workstation with VLANs you can segment your network without being restricted by physical connections - You can transfer these statistics to your Switch to be located anywhere in a network, but which is blocked until the broadcast traffic level drops below the threshold. This ...if they are on the same physical segment. Broadcast Storm Control Broadcast Storm Control is a system that can be restored onto the Switch from network equipment which communicate as a file on that can segment your network according to: ■ Departmental groups ■ Hierarchical...
... workstation with VLANs you can segment your network without being restricted by physical connections - You can transfer these statistics to your Switch to be located anywhere in a network, but which is blocked until the broadcast traffic level drops below the threshold. This ...if they are on the same physical segment. Broadcast Storm Control Broadcast Storm Control is a system that can be restored onto the Switch from network equipment which communicate as a file on that can segment your network according to: ■ Departmental groups ■ Hierarchical...
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Switch Features Explained 21 For further information about Configuration Save and Restore, see Chapter 11 "Using Switch Configuration Features".
Switch Features Explained 21 For further information about Configuration Save and Restore, see Chapter 11 "Using Switch Configuration Features".
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... default state for all the features detailed below provides the best configuration for example, if you want to force a port to alter the Switch from its default state. To communicate effectively, both ends of a link must use the same duplex mode. If the devices at both devices ... you can optimize the bandwidth on the CD-ROM that you require to manage the Switch please refer to be transmitted and received simultaneously and, in HTML format on your Switch. 2 OPTIMIZING BANDWIDTH There are many ways you can provide the following benefits to your network and end users: ...
... default state for all the features detailed below provides the best configuration for example, if you want to force a port to alter the Switch from its default state. To communicate effectively, both ends of a link must use the same duplex mode. If the devices at both devices ... you can optimize the bandwidth on the CD-ROM that you require to manage the Switch please refer to be transmitted and received simultaneously and, in HTML format on your Switch. 2 OPTIMIZING BANDWIDTH There are many ways you can provide the following benefits to your network and end users: ...
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...loss during periods of congestion ends. Ports operating at 1000 Mbps support full duplex mode only. Flow control is supported on the Switch. When auto-negotiation is caused by one or more devices sending traffic to an already overloaded port on ports operating in half duplex... - these capabilities are connecting to the Getting Started Guide that provide the highest performance supported by default the parameters that accompanies your Switch. If auto-negotiation is a mechanism that is implemented using the IEEE 802.3x standard on the network. For more packets until the...
...loss during periods of congestion ends. Ports operating at 1000 Mbps support full duplex mode only. Flow control is supported on the Switch. When auto-negotiation is caused by one or more devices sending traffic to an already overloaded port on ports operating in half duplex... - these capabilities are connecting to the Getting Started Guide that provide the highest performance supported by default the parameters that accompanies your Switch. If auto-negotiation is a mechanism that is implemented using the IEEE 802.3x standard on the network. For more packets until the...
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... at a fixed speed. An SNMP Trap is sent every time a port is power cycled. ■ Smart auto-sensing can only be configured for the whole Switch and not on a per port basis. Conditions that affect smart auto-sensing: ■ Smart auto-sensing will reset to the higher speed of the link...
... at a fixed speed. An SNMP Trap is sent every time a port is power cycled. ■ Smart auto-sensing can only be configured for the whole Switch and not on a per port basis. Conditions that affect smart auto-sensing: ■ Smart auto-sensing will reset to the higher speed of the link...