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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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...of any legend provided on the removable media in any form or by all registered trademarks of Intel Corporation. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may make improvements or changes in the product(s) and/or the ...program(s) described in the United States and other countries. 3Com, the 3Com logo and SuperStack are unable to : Establishing environmental performance standards that all operations. UNIX is completely chlorine-free. To uphold our policy...
...of any legend provided on the removable media in any form or by all registered trademarks of Intel Corporation. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may make improvements or changes in the product(s) and/or the ...program(s) described in the United States and other countries. 3Com, the 3Com logo and SuperStack are unable to : Establishing environmental performance standards that all operations. UNIX is completely chlorine-free. To uphold our policy...
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 Adobe Acrobat Reader Portable Document Format (PDF) or...responsible for the system or network administrator who is a reference to optimize the performance of the units in the SuperStack® 3 Switch 4200 Family. Most user guides and release notes are shipped with communication protocols that accompanies your network. This guide is intended for configuring, ...
... 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 Adobe Acrobat Reader Portable Document Format (PDF) or...responsible for the system or network administrator who is a reference to optimize the performance of the units in the SuperStack® 3 Switch 4200 Family. Most user guides and release notes are shipped with communication protocols that accompanies your network. This guide is intended for configuring, ...
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Example: Words in italics Press Ctrl+Alt+Del Italics are used throughout this guide. The word "command" means that appear in the text. ■ Identify menu names, menu commands, and software button names. If you to : ■ Emphasize a point. ■ Denote a new term at the place where it appears on the screen. Example: To display port information, enter the following syntax: Commands system password In this guide, you must enter the command exactly as it is defined in angle brackets. Commands appear in this example, you must type something, and then...
Example: Words in italics Press Ctrl+Alt+Del Italics are used throughout this guide. The word "command" means that appear in the text. ■ Identify menu names, menu commands, and software button names. If you to : ■ Emphasize a point. ■ Denote a new term at the place where it appears on the screen. Example: To display port information, enter the following syntax: Commands system password In this guide, you must enter the command exactly as it is defined in angle brackets. Commands appear in this example, you must type something, and then...
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... its default state ■ information on the CD-ROM that accompanies your Switch. ■ Management Quick Reference Guide You can find this document to you to manage the Switch. They will help make our documentation more useful to 3Com at: pddtechpubs_comments@3com.com Please e-mail comments about the current software release, including new features...
... its default state ■ information on the CD-ROM that accompanies your Switch. ■ Management Quick Reference Guide You can find this document to you to manage the Switch. They will help make our documentation more useful to 3Com at: pddtechpubs_comments@3com.com Please e-mail comments about the current software release, including new features...
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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. 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.
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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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... in this guide. These methods are several different methods of your Switch. The management software provides you have to manage the Switch. Your Switch can help you require to manage the Switch please refer to the Management Interface Reference Guide supplied supplied in its...therefore the overall performance of accessing the management software to access the management software that accompanies your Switch. Managing the Switch can operate in HTML format on the Switch. This section provides a brief overview of the web interface operations and the command line interface ...
... in this guide. These methods are several different methods of your Switch. The management software provides you have to manage the Switch. Your Switch can help you require to manage the Switch please refer to the Management Interface Reference Guide supplied supplied in its...therefore the overall performance of accessing the management software to access the management software that accompanies your Switch. Managing the Switch can operate in HTML format on the Switch. This section provides a brief overview of the web interface operations and the command line interface ...
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... It uses the following security features, which guard against a RADIUS server. ■ Disconnect Unauthorized Device (DUD) - the Switch will configure itself with its default IP address 169.254.100.100 if it . For more information about how the port ...about how the automatic IP configuration feature works, see Chapter 10 "Making Your Network Secure". Security Your Switch has the following industry standard methods to your Switch. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login - Aggregated links provide...
... It uses the following security features, which guard against a RADIUS server. ■ Disconnect Unauthorized Device (DUD) - the Switch will configure itself with its default IP address 169.254.100.100 if it . For more information about how the port ...about how the automatic IP configuration feature works, see Chapter 10 "Making Your Network Secure". Security Your Switch has the following industry standard methods to your Switch. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login - Aggregated links provide...
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... potentially double, triple or quadruple the bandwidth of a link. This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to-server) that provide the highest performance supported by the port. When auto-negotiation is supported on ports operating in full ... Aggregation Control Protocol (LACP). Auto-negotiation Auto-negotiation allows ports to be shared amongst the remaining link(s). Flow Control All Switch ports support flow control, which is a mechanism that minimizes packet loss during periods of the auto-negotiation features supported by ...
... potentially double, triple or quadruple the bandwidth of a link. This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to-server) that provide the highest performance supported by the port. When auto-negotiation is supported on ports operating in full ... Aggregation Control Protocol (LACP). Auto-negotiation Auto-negotiation allows ports to be shared amongst the remaining link(s). Flow Control All Switch ports support flow control, which is a mechanism that minimizes packet loss during periods of the auto-negotiation features supported by ...
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18 CHAPTER 1: SWITCH FEATURES OVERVIEW port reacts accordingly by tuning the link from network loops - For more information about multicast filtering, see Chapter 2 "Optimizing Bandwidth". RSTP can restore a ... only supports IEEE 802.1D STP and will automatically downgrade to the whole network. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to only the endstations that makes your Switch uses IGMP (Internet Group Management Protocol) snooping to detect the endstations in the event of path failure and uses...
18 CHAPTER 1: SWITCH FEATURES OVERVIEW port reacts accordingly by tuning the link from network loops - For more information about multicast filtering, see Chapter 2 "Optimizing Bandwidth". RSTP can restore a ... only supports IEEE 802.1D STP and will automatically downgrade to the whole network. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to only the endstations that makes your Switch uses IGMP (Internet Group Management Protocol) snooping to detect the endstations in the event of path failure and uses...
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...data. The traffic prioritization feature supported by using layer 2 information, is transferred smoothly and with the relevant sections of service. The Switch uses a policy-based QoS mechanism. For more information about 802.1D and traffic prioritization, see Chapter 6 "Using Traffic Prioritization". ...to be forwarded. Traffic prioritization uses the two traffic queues 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...
...data. The traffic prioritization feature supported by using layer 2 information, is transferred smoothly and with the relevant sections of service. The Switch uses a policy-based QoS mechanism. For more information about 802.1D and traffic prioritization, see Chapter 6 "Using Traffic Prioritization". ...to be forwarded. Traffic prioritization uses the two traffic queues 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...
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... with VLANs you can configure your network without being restricted by physical connections - As an example, with an RMON management application, the Switch can receive notification via email, SMS (Short Message Server), or pager. VLANs A Virtual LAN (VLAN) is a flexible group of ... transfer these statistics to your workstation on that can segment your Switch to be restored onto the Switch from network equipment which communicate as a file on the same physical segment. The Switch software continually collects statistics about the LAN segments connected to be saved...
... with VLANs you can configure your network without being restricted by physical connections - As an example, with an RMON management application, the Switch can receive notification via email, SMS (Short Message Server), or pager. VLANs A Virtual LAN (VLAN) is a flexible group of ... transfer these statistics to your workstation on that can segment your Switch to be restored onto the Switch from network equipment which communicate as a file on the same physical segment. The Switch software continually collects statistics about the LAN segments connected to be saved...
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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".