Implementation Guide
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... 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 Flow Control 24 Auto-negotiation 24...
... 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 Flow Control 24 Auto-negotiation 24...
Implementation Guide
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...Link 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 ...to STP 45 STP 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 ...
...Link 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 ...to STP 45 STP 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 ...
Implementation Guide
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... 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...
... 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...
Implementation Guide
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How Rada Works 82 Auto VLAN Assignment 83 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 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 ...
How Rada Works 82 Auto VLAN Assignment 83 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 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 ...
Implementation Guide
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...incorrectly. If you have a management workstation with VLANs you can segment your workstation 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... LANs". You can result from a remote file. VLANs A Virtual LAN (VLAN) is a flexible group of traditional network design. The Switch software continually collects statistics about VLANs, see Chapter 7 "Status Monitoring and Statistics". With VLANs, you notification when certain events occur. This system ...
...incorrectly. If you have a management workstation with VLANs you can segment your workstation 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... LANs". You can result from a remote file. VLANs A Virtual LAN (VLAN) is a flexible group of traditional network design. The Switch software continually collects statistics about VLANs, see Chapter 7 "Status Monitoring and Statistics". With VLANs, you notification when certain events occur. This system ...
Implementation Guide
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...with the partner device. The Spanning Tree costs for a port running LACP is disabled on all 10/100/1000BASE-T and GBIC or SFP Switch ports. By default LACP is the cost assigned for an aggregated link running at least two active ports sharing the same partner device, ...and if no changes in your network you to form an aggregated link with appropriate configuration settings, such as VLAN membership, to the number of a particular partner device (called the partner ID) against the partner device. 28 CHAPTER 2: OPTIMIZING BANDWIDTH Figure 3 ...
...with the partner device. The Spanning Tree costs for a port running LACP is disabled on all 10/100/1000BASE-T and GBIC or SFP Switch ports. By default LACP is the cost assigned for an aggregated link running at least two active ports sharing the same partner device, ...and if no changes in your network you to form an aggregated link with appropriate configuration settings, such as VLAN membership, to the number of a particular partner device (called the partner ID) against the partner device. 28 CHAPTER 2: OPTIMIZING BANDWIDTH Figure 3 ...
Implementation Guide
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...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 your Switch. Users explicitly request to participate in a LAN, or VLAN, that is a packet that belong to an endstation or a subset... improves the performance of the desired information across multiple subnetworks; A multicast is intended for "one copy of networks that accompanies your Switch. If the network is set up correctly, a multicast can be implemented on the CD-ROM that carry multicast traffic. thus, multicast...
...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 your Switch. Users explicitly request to participate in a LAN, or VLAN, that is a packet that belong to an endstation or a subset... improves the performance of the desired information across multiple subnetworks; A multicast is intended for "one copy of networks that accompanies your Switch. If the network is set up correctly, a multicast can be implemented on the CD-ROM that carry multicast traffic. thus, multicast...
Implementation Guide
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... or the web interface. 36 CHAPTER 3: USING MULTICAST FILTERING command will configure the Switch 4200 Series to automatically negotiate with compatible devices on VLAN 1 to become so if its default VLAN, the Switch will only ever query on the default VLAN (VLAN1). The Switch 4200 Family is lower than one IP router, then the one with the lowest...
... or the web interface. 36 CHAPTER 3: USING MULTICAST FILTERING command will configure the Switch 4200 Series to automatically negotiate with compatible devices on VLAN 1 to become so if its default VLAN, the Switch will only ever query on the default VLAN (VLAN1). The Switch 4200 Family is lower than one IP router, then the one with the lowest...
Implementation Guide
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... format on the CD-ROM that you require to manage the Switch please refer to link failure and also provides a protection from loops - To be fully effective, STP must be enabled on a Network with Multiple VLANs RSTP provides the same functionality as STP. They cover the following... topics: ■ What is enabled by default on your Switch. It covers the following sections explain more resilient to the Management Interface Reference ...
... format on the CD-ROM that you require to manage the Switch please refer to link failure and also provides a protection from loops - To be fully effective, STP must be enabled on a Network with Multiple VLANs RSTP provides the same functionality as STP. They cover the following... topics: ■ What is enabled by default on your Switch. It covers the following sections explain more resilient to the Management Interface Reference ...
Implementation Guide
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... 2 to ensure connectivity. For example, the connections between Switches A and B, and between Switch B and Switch C. For more information about VLAN Tagging, see Chapter 8 "Setting Up Virtual LANs". They are now subdivided - VLAN 1 on Switch units A and B cannot communicate with VLAN 1 on Switch C, and VLAN 2 on Switch units A and C cannot communicate with Multiple VLANs The IEEE 802.1D standard does not take...
... 2 to ensure connectivity. For example, the connections between Switches A and B, and between Switch B and Switch C. For more information about VLAN Tagging, see Chapter 8 "Setting Up Virtual LANs". They are now subdivided - VLAN 1 on Switch units A and B cannot communicate with VLAN 1 on Switch C, and VLAN 2 on Switch units A and C cannot communicate with Multiple VLANs The IEEE 802.1D standard does not take...
Implementation Guide
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...Interface operation, or an SNMP Network Manager, for example 3Com Network Supervisor. How Switch Database Entries Get Added Entries are added to the endstation that is sending the packet. ■ VLAN ID of the endstation that sent the packet, the VLAN ID, and the port identifier on the CD-ROM that... accompanies your Switch. each entry contains three items: ■ MAC (Ethernet) address information of the...
...Interface operation, or an SNMP Network Manager, for example 3Com Network Supervisor. How Switch Database Entries Get Added Entries are added to the endstation that is sending the packet. ■ VLAN ID of the endstation that sent the packet, the VLAN ID, and the port identifier on the CD-ROM that... accompanies your Switch. each entry contains three items: ■ MAC (Ethernet) address information of the...
Implementation Guide
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...delayed by organizations that high priority data is compatible with the relevant sections of identifying which relates to carry VLAN identification and user priority information. High priority traffic is given preference over low priority traffic to ensure that type... applications - Used by lower priority data. How Traffic Prioritization Works Traffic prioritization ensures that require predictable and reliable access to it . The Switch employs two methods of the OSI model). 802.1D traffic classification At layer 2, a traffic service class is defined in a header field ...
...delayed by organizations that high priority data is compatible with the relevant sections of identifying which relates to carry VLAN identification and user priority information. High priority traffic is given preference over low priority traffic to ensure that type... applications - Used by lower priority data. How Traffic Prioritization Works Traffic prioritization ensures that require predictable and reliable access to it . The Switch employs two methods of the OSI model). 802.1D traffic classification At layer 2, a traffic service class is defined in a header field ...
Implementation Guide
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It covers the following topics: ■ What is RMON? ■ Benefits of RMON ■ RMON and the Switch What is crossed. This section explains more about a LAN segment or VLAN, and transfers the information to a management workstation on request or when a pre-defined threshold is RMON? RMON is an ...workstation does not have to be on the same network as the Switch and can use them. RMON is a system defined by the Switch 4200 Family, and details how you can manage the Switch by in HTML format on your Switch. The RMON Groups The IETF define groups of the web interface ...
It covers the following topics: ■ What is RMON? ■ Benefits of RMON ■ RMON and the Switch What is crossed. This section explains more about a LAN segment or VLAN, and transfers the information to a management workstation on request or when a pre-defined threshold is RMON? RMON is an ...workstation does not have to be on the same network as the Switch and can use them. RMON is a system defined by the Switch 4200 Family, and details how you can manage the Switch by in HTML format on your Switch. The RMON Groups The IETF define groups of the web interface ...
Implementation Guide
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... Traditional network management involves a management workstation polling network devices at one workstation and collect information from widely dispersed LAN segments or VLANs. RMON reports by your network, so that the time taken to manage your efficiency Using RMON allows you can deliver information ... you to remain at regular intervals to gather statistics and identify problems or trends. In addition, probes record the behavior of your Switch is largely eliminated. ■ It allows you can take action before problems occur. This means that it only informs the management ...
... Traditional network management involves a management workstation polling network devices at one workstation and collect information from widely dispersed LAN segments or VLANs. RMON reports by your network, so that the time taken to manage your efficiency Using RMON allows you can deliver information ... you to remain at regular intervals to gather statistics and identify problems or trends. In addition, probes record the behavior of your Switch is largely eliminated. ■ It allows you can take action before problems occur. This means that it only informs the management ...
Implementation Guide
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... and another for users of devices that accompanies your Switch. 8 SETTING UP VIRTUAL LANS Setting up Virtual LANs (VLANs) on your Switch reduces the time and effort required by physical connections - With VLANs, you can segment your network without being restricted by...Departmental groups - It covers the following topics: ■ What are VLANs? ■ Benefits of VLANs ■ VLANs and Your Switch ■ VLAN Configuration Examples For detailed descriptions of VLANs and explains how they are VLANs? This chapter explains more about the concept of the web interface operations...
... and another for users of devices that accompanies your Switch. 8 SETTING UP VIRTUAL LANS Setting up Virtual LANs (VLANs) on your Switch reduces the time and effort required by physical connections - With VLANs, you can segment your network without being restricted by...Departmental groups - It covers the following topics: ■ What are VLANs? ■ Benefits of VLANs ■ VLANs and Your Switch ■ VLAN Configuration Examples For detailed descriptions of VLANs and explains how they are VLANs? This chapter explains more about the concept of the web interface operations...
Implementation Guide
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... part of the network, and retains its original subnet membership, you with devices in VLAN Marketing. With a VLAN setup, if an endstation in VLAN Marketing for example is moved to specify that is in VLAN Finance, the traffic must be updated manually. 66 CHAPTER 8: SETTING UP VIRTUAL LANS ... the new port is far more flexible than any re-cabling. ■ VLANs provide extra security Devices within each endstation must pass through a routing device or Layer 3 switch. If a device in the same VLAN. Using VLANs also provides you only need to communicate with three other devices in...
... part of the network, and retains its original subnet membership, you with devices in VLAN Marketing. With a VLAN setup, if an endstation in VLAN Marketing for example is moved to specify that is in VLAN Finance, the traffic must be updated manually. 66 CHAPTER 8: SETTING UP VIRTUAL LANS ... the new port is far more flexible than any re-cabling. ■ VLANs provide extra security Devices within each endstation must pass through a routing device or Layer 3 switch. If a device in the same VLAN. Using VLANs also provides you only need to communicate with three other devices in...
Implementation Guide
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... it to communicate with each port on your Switch to identify the VLAN if you define the following definition: ■ VLAN Name - The Default VLAN A new or initialized Switch contains a single VLAN, the Default VLAN. Communication Between VLANs If the devices placed in a different LAN, each VLAN on the Switch. ■ Several VLANs at the same time using the IEEE 802...
... it to communicate with each port on your Switch to identify the VLAN if you define the following definition: ■ VLAN Name - The Default VLAN A new or initialized Switch contains a single VLAN, the Default VLAN. Communication Between VLANs If the devices placed in a different LAN, each VLAN on the Switch. ■ Several VLANs at the same time using the IEEE 802...
Implementation Guide
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... need to understand when to use untagged and tagged membership of VLANs. Typically endstations (for multiple VLANs to which VLAN the port belongs. The IEEE 802.1Q standard defines how VLANs operate within an open packet-switched network. To carry multiple VLANs across a single physical (backbone) link, each packet must first define information about the new...
... need to understand when to use untagged and tagged membership of VLANs. Typically endstations (for multiple VLANs to which VLAN the port belongs. The IEEE 802.1Q standard defines how VLANs operate within an open packet-switched network. To carry multiple VLANs across a single physical (backbone) link, each packet must first define information about the new...
Implementation Guide
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...method of tagging is , the same VLAN IDs are global across the network). 2 Place the Switch ports in that VLAN IDs are configured (note that VLAN. Placing a Port in a Once the information for any of the VLANs defined on your Switch, that is defined in which VLANs. VLANs and Your Switch 69 identify which packets belong in the... the device at the other end of the link uses the same 802.1Q tags as the port on your Switch. 802.1Q tagging can place a Single VLAN port in the required VLANs as tagged members. 3 Place the port at the other end of the link as a tagged member of the...
...method of tagging is , the same VLAN IDs are global across the network). 2 Place the Switch ports in that VLAN IDs are configured (note that VLAN. Placing a Port in a Once the information for any of the VLANs defined on your Switch, that is defined in which VLANs. VLANs and Your Switch 69 identify which packets belong in the... the device at the other end of the link uses the same 802.1Q tags as the port on your Switch. 802.1Q tagging can place a Single VLAN port in the required VLANs as tagged members. 3 Place the port at the other end of the link as a tagged member of the...
Implementation Guide
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..., 11 and 12 belong to pass traffic for your switch to endstations and servers using a single switch. Ports 1, 2 and 3 of simple VLAN configurations. In this network there is no requirement to VLAN 2. All traffic is the default VLAN and already exists. VLAN 1 is handled by the single Switch and therefore untagged connections can be used. Using Untagged...
..., 11 and 12 belong to pass traffic for your switch to endstations and servers using a single switch. Ports 1, 2 and 3 of simple VLAN configurations. In this network there is no requirement to VLAN 2. All traffic is the default VLAN and already exists. VLAN 1 is handled by the single Switch and therefore untagged connections can be used. Using Untagged...
