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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 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.
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...all products can be environmentally-friendly in nature and developed solely at any hazardous or ozone-depleting material. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may be reproduced in any form or by all products.... trademark of Sun Microsystems. IEEE and 802 are registered trademarks of such revision or change. 3Com Corporation provides this documentation without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation may not be trademarks of the respective companies ...
...all products can be environmentally-friendly in nature and developed solely at any hazardous or ozone-depleting material. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may be reproduced in any form or by all products.... trademark of Sun Microsystems. IEEE and 802 are registered trademarks of such revision or change. 3Com Corporation provides this documentation without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation may not be trademarks of the respective companies ...
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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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...how to use these features 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. For detailed descriptions of local area ... Acrobat Reader Portable Document Format (PDF) or HTML on the CD-ROM that you require to manage the Switch please refer to optimize the performance of the units in the SuperStack® 3 Switch 4200 Family. Most user guides and release notes are used to all units in the SuperStack®...
...how to use these features 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. For detailed descriptions of local area ... Acrobat Reader Portable Document Format (PDF) or HTML on the CD-ROM that you require to manage the Switch please refer to optimize the performance of the units in the SuperStack® 3 Switch 4200 Family. Most user guides and release notes are used to all units in the SuperStack®...
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Syntax The word "syntax" means that you must enter the command exactly as it is defined in the text. ■ Identify menu names, menu commands, and software button names. Commands appear in this example, you must evaluate the syntax provided and then supply the appropriate values for . Examples: From the Help menu, select Contents. The word "command" means that you must press two or more keys simultaneously, the key names are linked with a plus sign (+). Example: Words in angle brackets. If you see the word "enter" in bold. Click OK. Example: To change your ...
Syntax The word "syntax" means that you must enter the command exactly as it is defined in the text. ■ Identify menu names, menu commands, and software button names. Commands appear in this example, you must evaluate the syntax provided and then supply the appropriate values for . Examples: From the Help menu, select Contents. The word "command" means that you must press two or more keys simultaneously, the key names are linked with a plus sign (+). Example: Words in angle brackets. If you see the word "enter" in bold. Click OK. Example: To change your ...
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... Started Guide This guide contains: ■ all the information you . Supplied in HTML format on the CD-ROM that accompanies your Switch. ■ Management Quick Reference Guide You can find this document to us. Please e-mail comments about the current software release, including... new features, modifications, and known problems. Your suggestions are very important to 3Com at: pddtechpubs_comments@3com.com It contains an explanation for each Switch documentation set up the Switch in its default state ■ information on the CD-ROM that accompanies your...
... Started Guide This guide contains: ■ all the information you . Supplied in HTML format on the CD-ROM that accompanies your Switch. ■ Management Quick Reference Guide You can find this document to us. Please e-mail comments about the current software release, including... new features, modifications, and known problems. Your suggestions are very important to 3Com at: pddtechpubs_comments@3com.com It contains an explanation for each Switch documentation set up the Switch in its default state ■ information on the CD-ROM that accompanies your...
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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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...and monitor the way it works, you to the Management Interface Reference Guide supplied supplied in Chapter 3 of your Switch. This is Management Software? These methods are explained in more detail later in its efficiency and therefore the overall... performance of the Getting Started Guide that accompanies your Switch. 1 SWITCH FEATURES OVERVIEW What is known as managing the Switch. Switch Features Explained This chapter contains introductory information about the SuperStack® 3 Switch management software and supported features. their applications are explained...
...and monitor the way it works, you to the Management Interface Reference Guide supplied supplied in Chapter 3 of your Switch. This is Management Software? These methods are explained in more detail later in its efficiency and therefore the overall... performance of the Getting Started Guide that accompanies your Switch. 1 SWITCH FEATURES OVERVIEW What is known as managing the Switch. Switch Features Explained This chapter contains introductory information about the SuperStack® 3 Switch management software and supported features. their applications are explained...
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... against unauthorized users connecting devices to four links in a specified order. On the Switch 4200 Family, aggregated links are connections that accompanies your Switch, please refer to the Management Quick Reference Guide supplied in standalone mode, and/or no other Switches on the network have this and configures itself with an IP address in...
... against unauthorized users connecting devices to four links in a specified order. On the Switch 4200 Family, aggregated links are connections that accompanies your Switch, please refer to the Management Quick Reference Guide supplied in standalone mode, and/or no other Switches on the network have this and configures itself with an IP address in...
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... minimizes packet loss during periods of a connection. ■ They can provide redundancy - Ports operating at the same speed. Your Switch supports the IEEE 802.3ad Link Aggregation Control Protocol (LACP). For details of a link. Duplex Full duplex mode allows packets to... of the auto-negotiation features supported by the port. The For more information about aggregated links, see Chapter 2 "Optimizing Bandwidth". Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of congestion on the network. This provides automatic,...
... minimizes packet loss during periods of a connection. ■ They can provide redundancy - Ports operating at the same speed. Your Switch supports the IEEE 802.3ad Link Aggregation Control Protocol (LACP). For details of a link. Duplex Full duplex mode allows packets to... of the auto-negotiation features supported by the port. The For more information about aggregated links, see Chapter 2 "Optimizing Bandwidth". Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of congestion on the network. This provides automatic,...
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...protection from its higher speed to the lower supported speed to provide an error-free connection 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 a loop-detection... to: ■ Discover the efficiency of each multicast group to the IEEE 802.1w standard. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to the network. RSTP can restore a network connection quicker than broadcasting the traffic to implement alternative paths for...
...protection from its higher speed to the lower supported speed to provide an error-free connection 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 a loop-detection... to: ■ Discover the efficiency of each multicast group to the IEEE 802.1w standard. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to the network. RSTP can restore a network connection quicker than broadcasting the traffic to implement alternative paths for...
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...network. If needed, you to ensure that the most critical traffic gets the highest level of Service, see Chapter 5 "Using the Switch Database". For more information about 802.1D and traffic prioritization, see Chapter 4 "Using Resilience Features". This enables you can be ...or traffic types. The traffic prioritization feature supported by lower priority data. By default, all traffic is forwarded through the Switch without being delayed by your network traffic to be forwarded. Traffic prioritization uses the two traffic queues that high priority data...
...network. If needed, you to ensure that the most critical traffic gets the highest level of Service, see Chapter 5 "Using the Switch Database". For more information about 802.1D and traffic prioritization, see Chapter 4 "Using Resilience Features". This enables you can be ...or traffic types. The traffic prioritization feature supported by lower priority data. By default, all traffic is forwarded through the Switch without being delayed by your network traffic to be forwarded. Traffic prioritization uses the two traffic queues that high priority data...
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...with VLANs you can result from a remote file. As an example, with an RMON management application, the Switch can transfer these statistics to the Switch. 20 CHAPTER 1: SWITCH FEATURES OVERVIEW RMON Remote Monitoring (RMON) is faulty or configured incorrectly. VLANs A Virtual LAN (VLAN) is ...you notification when certain events occur. You can be saved as if they are on that port. Event Notification You can configure your Switch to : ■ Departmental groups ■ Hierarchical groups ■ Usage groups For more information about VLANs, see Chapter 7 "...
...with VLANs you can result from a remote file. As an example, with an RMON management application, the Switch can transfer these statistics to the Switch. 20 CHAPTER 1: SWITCH FEATURES OVERVIEW RMON Remote Monitoring (RMON) is faulty or configured incorrectly. VLANs A Virtual LAN (VLAN) is ...you notification when certain events occur. You can be saved as if they are on that port. Event Notification You can configure your Switch to : ■ Departmental groups ■ Hierarchical groups ■ Usage groups For more information about VLANs, see Chapter 7 "...
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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".