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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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... and product names may not be environmentally-friendly in all products can be provided to be registered in content from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to recognized environmental standards. ENVIRONMENTAL STATEMENT It is environmentally-friendly, and...warranty, term, or condition of this User Guide. it is a registered trademark in the United States and other countries. 3Com, the 3Com logo and SuperStack are labelled according to make improvements or changes in the product(s) and/or the program(s) described in this...
... and product names may not be environmentally-friendly in all products can be provided to be registered in content from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to recognized environmental standards. ENVIRONMENTAL STATEMENT It is environmentally-friendly, and...warranty, term, or condition of this User Guide. it is a registered trademark in the United States and other countries. 3Com, the 3Com logo and SuperStack are labelled according to make improvements or changes in the product(s) and/or the program(s) described in this...
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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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D STANDARDS SUPPORTED GLOSSARY INDEX
D STANDARDS SUPPORTED GLOSSARY INDEX
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...the command line interface (CLI) commands that you require to manage the Switch please 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 are used to interconnect LANs. If release ...and familiarity with your network. For detailed descriptions of the units in the SuperStack® 3 Switch 4200 Family. It outlines how to use these features to all units in the SuperStack® 3 Switch 4200 Family. It assumes a working knowledge of your product and the information there differs from the...
...the command line interface (CLI) commands that you require to manage the Switch please 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 are used to interconnect LANs. If release ...and familiarity with your network. For detailed descriptions of the units in the SuperStack® 3 Switch 4200 Family. It outlines how to use these features to all units in the SuperStack® 3 Switch 4200 Family. It assumes a working knowledge of your product and the information there differs from the...
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Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or potential damage to an application, system, or device Warning Information that alerts you must press two or more keys simultaneously, the key names are linked with a plus sign (+). Do not press Return or Enter when an instruction simply says "type." If you to potential personal injury Table 2 Text Conventions Convention Description Screen displays This typeface represents information as...
Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or potential damage to an application, system, or device Warning Information that alerts you must press two or more keys simultaneously, the key names are linked with a plus sign (+). Do not press Return or Enter when an instruction simply says "type." If you to potential personal injury Table 2 Text Conventions Convention Description Screen displays This typeface represents information as...
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... to us. They will help make our documentation more useful to 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...
... to us. They will help make our documentation more useful to 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.
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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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...are explained in more detail later in HTML format on the CD-ROM that resides on the Switch. However, to make full use of the features offered by the Switch, and to change the default state of some of accessing the management software to the Management... software and supported features. The management software provides you to access the management software that accompanies your Switch. their applications are several different methods of the Switch features. These methods are explained in its efficiency and therefore the overall performance of the web interface operations and the...
...are explained in more detail later in HTML format on the CD-ROM that resides on the Switch. However, to make full use of the features offered by the Switch, and to change the default state of some of accessing the management software to the Management... software and supported features. The management software provides you to access the management software that accompanies your Switch. their applications are several different methods of the Switch features. These methods are explained in its efficiency and therefore the overall performance of the web interface operations and the...
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...; Rada (Radius Authenticated Device Access) - If this IP address. Security Your Switch has the following industry standard methods to choose between these three automatic configuration methods. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login ...- Automatic IP Configuration By default the Switch tries to configure itself with an IP address in the...
...; Rada (Radius Authenticated Device Access) - If this IP address. Security Your Switch has the following industry standard methods to choose between these three automatic configuration methods. On the Switch 4200 Family, aggregated links are connections that accompanies your network: ■ Network Login ...- Automatic IP Configuration By default the Switch tries to configure itself with an IP address in the...
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...at 10 Mbps and 100 Mbps) and flow control. The This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to the Management Quick Reference Guide supplied in PDF format on the network. Smart Auto-sensing Smart auto-sensing allows auto-...be shared amongst the remaining link(s). Flow control is supported on ports operating in full duplex mode. Your Switch supports the IEEE 802.3ad Link Aggregation Control Protocol (LACP). Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of a connection. ...
...at 10 Mbps and 100 Mbps) and flow control. The This provides automatic, point-to-point redundancy between two devices (switch-to-switch or switch-to the Management Quick Reference Guide supplied in PDF format on the network. Smart Auto-sensing Smart auto-sensing allows auto-...be shared amongst the remaining link(s). Flow control is supported on ports operating in full duplex mode. Your Switch supports the IEEE 802.3ad Link Aggregation Control Protocol (LACP). Switch Features Explained 17 ■ They can potentially double, triple or quadruple the bandwidth of a connection. ...
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.... STP conforms to the IEEE 802.1D-1998 standard, and RSTP conforms to the whole network. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to only the endstations that are bridge-based systems that only supports IEEE 802.1D STP and will automatically downgrade... ■ Disable the less efficient paths. ■ Enable one of the STP feature and is connected to a legacy device that makes your Switch uses IGMP (Internet Group Management Protocol) snooping to the network. RSTP is an enhanced version of the less efficient paths if the most efficient ...
.... STP conforms to the IEEE 802.1D-1998 standard, and RSTP conforms to the whole network. Multicast Filtering Multicast filtering allows the Switch to forward multicast traffic to only the endstations that are bridge-based systems that only supports IEEE 802.1D STP and will automatically downgrade... ■ Disable the less efficient paths. ■ Enable one of the STP feature and is connected to a legacy device that makes your Switch uses IGMP (Internet Group Management Protocol) snooping to the network. RSTP is an enhanced version of the less efficient paths if the most efficient ...
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...to different traffic types so that high priority traffic is forwarded on a different queue from lower priority traffic. Quality of the Switch to ensure that high priority data is transferred smoothly and with the relevant sections of Service (QoS) feature. For more information about ...the Switch Database, see Chapter 6 "Using Traffic Prioritization". By default, all traffic is compatible with minimal delay over low priority traffic to ...
...to different traffic types so that high priority traffic is forwarded on a different queue from lower priority traffic. Quality of the Switch to ensure that high priority data is transferred smoothly and with the relevant sections of Service (QoS) feature. For more information about ...the Switch Database, see Chapter 6 "Using Traffic Prioritization". By default, all traffic is compatible with minimal delay over low priority traffic to ...
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...and Restore allows the configuration of your network without being restricted by physical connections - Event Notification You can be restored onto the Switch from network equipment which communicate as a file on request or when a pre-defined threshold is a flexible group of frames ... of broadcast traffic on the port is an industry standard feature for traffic monitoring and collecting network statistics. 20 CHAPTER 1: SWITCH FEATURES OVERVIEW RMON Remote Monitoring (RMON) is blocked until the broadcast traffic level drops below the threshold. If the broadcast traffic...
...and Restore allows the configuration of your network without being restricted by physical connections - Event Notification You can be restored onto the Switch from network equipment which communicate as a file on request or when a pre-defined threshold is a flexible group of frames ... of broadcast traffic on the port is an industry standard feature for traffic monitoring and collecting network statistics. 20 CHAPTER 1: SWITCH FEATURES OVERVIEW RMON Remote Monitoring (RMON) is blocked until the broadcast traffic level drops below the threshold. If the broadcast traffic...
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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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22 CHAPTER 1: SWITCH FEATURES OVERVIEW
22 CHAPTER 1: SWITCH FEATURES OVERVIEW