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...Configuration 14-7 Default Ethernet VLAN Configuration 14-8 Creating or Modifying an Ethernet VLAN 14-8 Deleting a VLAN 14-10 Assigning Static-Access Ports to a VLAN 14-11 Configuring Extended-Range VLANs 14-12 Default VLAN Configuration 14-12 Extended-Range VLAN Configuration Guidelines 14-12 ...Using STP Port Priorities 14-21 Load Sharing Using STP Path Cost 14-23 Configuring VMPS 14-24 Understanding VMPS 14-25 Dynamic Port VLAN Membership 14-25 VMPS Database Configuration File 14-26 Default VMPS Configuration 14-27 VMPS Configuration Guidelines 14-28 Catalyst 2950 Desktop Switch Software ...
...Configuration 14-7 Default Ethernet VLAN Configuration 14-8 Creating or Modifying an Ethernet VLAN 14-8 Deleting a VLAN 14-10 Assigning Static-Access Ports to a VLAN 14-11 Configuring Extended-Range VLANs 14-12 Default VLAN Configuration 14-12 Extended-Range VLAN Configuration Guidelines 14-12 ...Using STP Port Priorities 14-21 Load Sharing Using STP Path Cost 14-23 Configuring VMPS 14-24 Understanding VMPS 14-25 Dynamic Port VLAN Membership 14-25 VMPS Database Configuration File 14-26 Default VMPS Configuration 14-27 VMPS Configuration Guidelines 14-28 Catalyst 2950 Desktop Switch Software ...
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Contents 17 C H A P T E R Default Voice VLAN Configuration 16-2 Voice VLAN Configuration Guidelines 16-3 Configuring a Port to Connect to a Cisco 7960 IP Phone 16-3 Configuring Ports to Carry Voice Traffic in 802.1Q Frames 16-4 Configuring Ports to Carry Voice Traffic in 802.1P Priority Tagged Frames 16-4 Overriding the CoS Priority of Incoming Data Frames 16...-21 Configuring IGMP Profiles 17-21 Applying IGMP Profiles 17-22 Setting the Maximum Number of IGMP Groups 17-23 Displaying IGMP Filtering Configuration 17-24 Catalyst 2950 Desktop Switch Software Configuration Guide xvi 78-14982-01
Contents 17 C H A P T E R Default Voice VLAN Configuration 16-2 Voice VLAN Configuration Guidelines 16-3 Configuring a Port to Connect to a Cisco 7960 IP Phone 16-3 Configuring Ports to Carry Voice Traffic in 802.1Q Frames 16-4 Configuring Ports to Carry Voice Traffic in 802.1P Priority Tagged Frames 16-4 Overriding the CoS Priority of Incoming Data Frames 16...-21 Configuring IGMP Profiles 17-21 Applying IGMP Profiles 17-22 Setting the Maximum Number of IGMP Groups 17-23 Displaying IGMP Filtering Configuration 17-24 Catalyst 2950 Desktop Switch Software Configuration Guide xvi 78-14982-01
Software Configuration Guide
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... Classifying, Policing, and Marking Traffic by Using Policy Maps 26-21 Configuring CoS Maps 26-24 Configuring the CoS-to-DSCP Map 26-25 Configuring the DSCP-to-CoS Map 26-26 ...-30 Configuring EtherChannels 27-1 Understanding EtherChannels 27-1 Understanding Port-Channel Interfaces 27-2 Understanding the Port Aggregation Protocol 27-3 PAgP Modes 27-4 Physical Learners and Aggregate-Port Learners 27-5 PAgP Interaction with Other Features 27-5 ...from a Lost or Forgotten Password 28-6 Recovering from a Command Switch Failure 28-8 Catalyst 2950 Desktop Switch Software Configuration Guide xxi
... Classifying, Policing, and Marking Traffic by Using Policy Maps 26-21 Configuring CoS Maps 26-24 Configuring the CoS-to-DSCP Map 26-25 Configuring the DSCP-to-CoS Map 26-26 ...-30 Configuring EtherChannels 27-1 Understanding EtherChannels 27-1 Understanding Port-Channel Interfaces 27-2 Understanding the Port Aggregation Protocol 27-3 PAgP Modes 27-4 Physical Learners and Aggregate-Port Learners 27-5 PAgP Interaction with Other Features 27-5 ...from a Lost or Forgotten Password 28-6 Recovering from a Command Switch Failure 28-8 Catalyst 2950 Desktop Switch Software Configuration Guide xxi
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...agent contact and location information, and how to use IGMP filtering to configure Cisco Discovery Protocol (CDP) on your switch. how to create and maintain VLANs. Catalyst 2950 Desktop Switch Software Configuration Guide xxvii It describes the interface global configuration command and provides .... Chapter 24, "Configuring SNMP," describes how to configure the Spanning Tree Protocol (STP) on your switch is used through SNMP. Chapter 11, "Configuring STP," describes how to configure the Simple Network Management Protocol (SNMP). Chapter 18, "Configuring Port-Based Traffic...
...agent contact and location information, and how to use IGMP filtering to configure Cisco Discovery Protocol (CDP) on your switch. how to create and maintain VLANs. Catalyst 2950 Desktop Switch Software Configuration Guide xxvii It describes the interface global configuration command and provides .... Chapter 24, "Configuring SNMP," describes how to configure the Spanning Tree Protocol (STP) on your switch is used through SNMP. Chapter 11, "Configuring STP," describes how to configure the Simple Network Management Protocol (SNMP). Chapter 18, "Configuring Port-Based Traffic...
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... list of traffic to designated ports on page 1-7. The Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later support frame sizes from 1500 to 1530 bytes • Per-port broadcast storm control for preventing ...Switch clustering technology used for HSRP must have compatible software releases. Extended discovery of duplex mode on the 10/100 ports for optimizing bandwidth • IEEE 802.3X flow control on Gigabit Ethernet ports operating in earlier software releases for this switch. 78-14982-01 Catalyst 2950 Desktop Switch...
... list of traffic to designated ports on page 1-7. The Catalyst 2950G-12-EI, 2950G-24-EI, 2950G-24-EI-DC, and 2950G-48-EI switches running Cisco IOS Release 12.1(6)EA2 or later support frame sizes from 1500 to 1530 bytes • Per-port broadcast storm control for preventing ...Switch clustering technology used for HSRP must have compatible software releases. Extended discovery of duplex mode on the 10/100 ports for optimizing bandwidth • IEEE 802.3X flow control on Gigabit Ethernet ports operating in earlier software releases for this switch. 78-14982-01 Catalyst 2950 Desktop Switch...
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...users to VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, and Catalyst 2950SX-24 switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to support the ... traffic from Cisco IP Phones Security • Bridge protocol data unit (BPDU) guard for shutting down a Port Fast-configured port when an invalid configuration occurs • Protected port option for restricting the forwarding of traffic to designated ports on the same switch • Password...
...users to VLANs associated with appropriate network resources, traffic patterns, and bandwidth Note The Catalyst 2950-12, Catalyst 2950-24, and Catalyst 2950SX-24 switches support only 64 port-based VLANs. • The switch supports up to 4094 VLAN IDs to allow service provider networks to support the ... traffic from Cisco IP Phones Security • Bridge protocol data unit (BPDU) guard for shutting down a Port Fast-configured port when an invalid configuration occurs • Protected port option for restricting the forwarding of traffic to designated ports on the same switch • Password...
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...; IE2100-Cisco Intelligence Engine 2100 Series Configuration Registrar is a network management device that works with CMS." • CLI-The switch IOS CLI software is already installed on the switch. The switch supports a comprehensive set of Using CMS and Clustering Switches Using CMS and switch clusters can simplify and minimize your network. 78-14982-01 Catalyst 2950 Desktop Switch Software...
...; IE2100-Cisco Intelligence Engine 2100 Series Configuration Registrar is a network management device that works with CMS." • CLI-The switch IOS CLI software is already installed on the switch. The switch supports a comprehensive set of Using CMS and Clustering Switches Using CMS and switch clusters can simplify and minimize your network. 78-14982-01 Catalyst 2950 Desktop Switch Software...
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... the specific switch (see Figure 3-5 for a 2950 switch and Figure 3-4 for a 2950 LRE switch). Right-click a port to display the port pop-up menu, and select an option to view or change system-related settings. Right-click the command switch image to select multiple ports. Chapter 3 Getting Started with CMS Figure 3-3 Front Panel View from a Standalone 2950 LRE Switch 2950-24 2950-24 86459 Left...
... the specific switch (see Figure 3-5 for a 2950 switch and Figure 3-4 for a 2950 LRE switch). Right-click a port to display the port pop-up menu, and select an option to view or change system-related settings. Right-click the command switch image to select multiple ports. Chapter 3 Getting Started with CMS Figure 3-3 Front Panel View from a Standalone 2950 LRE Switch 2950-24 2950-24 86459 Left...
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Catalyst 2950 Desktop Switch Software Configuration Guide 3-6 78-14982-01 If you might need to scroll down the window to display the rest of the front-panel images. The front-panel image is then highlighted with the member switch. To deselect an icon or image, press the Ctrl... status of the switch is not operating, or the switch is receiving power from a 2950 non-LRE Standalone Switch 2950-24 2950-24 Left-click the Mode LEDs display the Right-click a port to button to change current port mode display the port pop-up , has lost power, or the command switch is operating normally....
Catalyst 2950 Desktop Switch Software Configuration Guide 3-6 78-14982-01 If you might need to scroll down the window to display the rest of the front-panel images. The front-panel image is then highlighted with the member switch. To deselect an icon or image, press the Ctrl... status of the switch is not operating, or the switch is receiving power from a 2950 non-LRE Standalone Switch 2950-24 2950-24 Left-click the Mode LEDs display the Right-click a port to button to change current port mode display the port pop-up , has lost power, or the command switch is operating normally....
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... user EXEC command from the command switch or from Reports > Port Statistics and Port > Port Settings > Runtime Status. For information about the cluster commands, refer to display an inventory of the switches in the cluster (see Figure 3-8 on page 3-11). Select Reports > Inventory to the switch command reference. 65727 6-24 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01...
... user EXEC command from the command switch or from Reports > Port Statistics and Port > Port Settings > Runtime Status. For information about the cluster commands, refer to display an inventory of the switches in the cluster (see Figure 3-8 on page 3-11). Select Reports > Inventory to the switch command reference. 65727 6-24 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01...
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...Ethernet interfaces 0/1 to 0/5: Switch# configure terminal Switch(config)# interface range fastethernet0/1 - 5 Switch(config-if-range)# no shutdown Switch(config-if-range)# *Oct 6 08:24:35: %LINK-3-UPDOWN: Interface FastEthernet0/1, changed state to up *Oct 6 08:24:35: %LINK-3-UPDOWN: ... interface-range configuration mode. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-7 port-channel port-channel-number - port-channel-number, where port-channel-number is , all Fast Ethernet ports, all Gigabit Ethernet ports, all Fast Ethernet interfaces in interface-range mode...
...Ethernet interfaces 0/1 to 0/5: Switch# configure terminal Switch(config)# interface range fastethernet0/1 - 5 Switch(config-if-range)# no shutdown Switch(config-if-range)# *Oct 6 08:24:35: %LINK-3-UPDOWN: Interface FastEthernet0/1, changed state to up *Oct 6 08:24:35: %LINK-3-UPDOWN: ... interface-range configuration mode. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-7 port-channel port-channel-number - port-channel-number, where port-channel-number is , all Fast Ethernet ports, all Gigabit Ethernet ports, all Fast Ethernet interfaces in interface-range mode...
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... Fa0/23 Fa0/24 Gi0/1 Gi0/2 notconnect 1 notconnect 1 notconnect 1 notconnect 1 auto auto auto auto auto 10/100BaseTX auto 10/100BaseTX auto unknown auto unknown This example shows how to display the status of switching ports: Switch# show version Purpose...disabled Voice VLAN: dot1p (Inactive) Appliance trust: 5 Name: Fa0/2 Switchport: Enabled Administrative Mode: static access 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-17 Display the running -config interface [interface-id] show interfaces switchport Name: Fa0/1 Switchport: Enabled Administrative...
... Fa0/23 Fa0/24 Gi0/1 Gi0/2 notconnect 1 notconnect 1 notconnect 1 notconnect 1 auto auto auto auto auto 10/100BaseTX auto 10/100BaseTX auto unknown auto unknown This example shows how to display the status of switching ports: Switch# show version Purpose...disabled Voice VLAN: dot1p (Inactive) Appliance trust: 5 Name: Fa0/2 Switchport: Enabled Administrative Mode: static access 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 9-17 Display the running -config interface [interface-id] show interfaces switchport Name: Fa0/1 Switchport: Enabled Administrative...
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... buildings are cabled to each LRE link to maximize the performance of all connections. 10-6 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Where the wiring between 1 and 12 twists per foot ...bundles and larger bundles. - Older installations (Asia) 15 to 30 years old often use 24 AWG wiring with any number of wires in bundles of 100 or more . - The cables...tightly or loosely bundled. In many cases, the cabling is no significant twist. Configuring LRE Ports Chapter 10 Configuring LRE Environmental Guidelines for LRE Links The guidelines for your site is a...
... buildings are cabled to each LRE link to maximize the performance of all connections. 10-6 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Where the wiring between 1 and 12 twists per foot ...bundles and larger bundles. - Older installations (Asia) 15 to 30 years old often use 24 AWG wiring with any number of wires in bundles of 100 or more . - The cables...tightly or loosely bundled. In many cases, the cabling is no significant twist. Configuring LRE Ports Chapter 10 Configuring LRE Environmental Guidelines for LRE Links The guidelines for your site is a...
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...33 35 33 35 33 35 15 17 15 17 15 17 High Noise SNR 26 26 32 24 32 39 32 32 32 39 39 39 39 39 20 20 20 Table 10-4 lists the SNR... and upstream the local end. This command has no significance if rate selection is not established. Configuring LRE Ports Chapter 10 Configuring LRE Link Qualification and SNR Margins When rate selection is running, the SNR is established. There...-3 lists the SNR requirements for downstream rates for different profiles. 10-12 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 If either one is not met, the link is activated;
...33 35 33 35 33 35 15 17 15 17 15 17 High Noise SNR 26 26 32 24 32 39 32 32 32 39 39 39 39 39 20 20 20 Table 10-4 lists the SNR... and upstream the local end. This command has no significance if rate selection is not established. Configuring LRE Ports Chapter 10 Configuring LRE Link Qualification and SNR Margins When rate selection is running, the SNR is established. There...-3 lists the SNR requirements for downstream rates for different profiles. 10-12 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 If either one is not met, the link is activated;
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..." and Chapter 12, "Configuring RSTP and MSTP." Any switch port can belong to a VLAN, and unicast, broadcast, and multicast packets are not physically located on VTP, see Chapter 15, "Configuring VTP." 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 14-1 Note Before you create VLANs,... 14-12 • Displaying VLANs, page 14-14 • Configuring VLAN Trunks, page 14-15 • Configuring VMPS, page 14-24 Understanding VLANs A VLAN is considered a separate logical network, it contains its own bridge Management Information Base (MIB) information and can group...
..." and Chapter 12, "Configuring RSTP and MSTP." Any switch port can belong to a VLAN, and unicast, broadcast, and multicast packets are not physically located on VTP, see Chapter 15, "Configuring VTP." 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 14-1 Note Before you create VLANs,... 14-12 • Displaying VLANs, page 14-14 • Configuring VLAN Trunks, page 14-15 • Configuring VMPS, page 14-24 Understanding VLANs A VLAN is considered a separate logical network, it contains its own bridge Management Information Base (MIB) information and can group...
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...associating the path costs with Traffic Distributed by Path Cost Switch 1 Trunk port 1 VLANs 2 - 4 (path cost 30) VLANs 8 - 10 (path cost 19) Trunk port 2 VLANs 8 - 10 (path cost 30) VLANs 2 - 4 (path cost 19) 16591 Switch 2 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 14-23 Return to share VLAN traffic... 18 Step 19 Step 20 Step 21 Command spanning-tree vlan 8 port-priority 10 spanning-tree vlan 9 port-priority 10 spanning-tree vlan 10 port-priority 10 exit interface fastethernet0/2 Step 22 Step 23 Step 24 Step 25 Step 26 Step 27 Step 28 spanning-tree vlan...
...associating the path costs with Traffic Distributed by Path Cost Switch 1 Trunk port 1 VLANs 2 - 4 (path cost 30) VLANs 8 - 10 (path cost 19) Trunk port 2 VLANs 8 - 10 (path cost 30) VLANs 2 - 4 (path cost 19) 16591 Switch 2 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 14-23 Return to share VLAN traffic... 18 Step 19 Step 20 Step 21 Command spanning-tree vlan 8 port-priority 10 spanning-tree vlan 9 port-priority 10 spanning-tree vlan 10 port-priority 10 exit interface fastethernet0/2 Step 22 Step 23 Step 24 Step 25 Step 26 Step 27 Step 28 spanning-tree vlan...
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... cost to 30 for VLAN 4. Configure the port as trunk ports. Return to global configuration mode. Verify that the path costs are configured as a trunk port. Set the spanning-tree path cost to the VMPS and communicate with it through 4 on page 14-28 14-24 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Return...
... cost to 30 for VLAN 4. Configure the port as trunk ports. Return to global configuration mode. Verify that the path costs are configured as a trunk port. Set the spanning-tree path cost to the VMPS and communicate with it through 4 on page 14-28 14-24 Catalyst 2950 Desktop Switch Software Configuration Guide 78-14982-01 Return...
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... IGMP Filtering, page 17-20 • Displaying IGMP Filtering Configuration, page 17-24 Note For MAC addresses that multicast traffic is forwarded to only those interfaces associated ... implies, IGMP snooping requires the LAN switch to snoop on your switch, including an application of multicast groups and member ports. It also includes procedures for controlling ... to the switch command reference for this release and the Cisco IOS Release Network Protocols Command Reference, Part 1, for a particular multicast group, 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration ...
... IGMP Filtering, page 17-20 • Displaying IGMP Filtering Configuration, page 17-24 Note For MAC addresses that multicast traffic is forwarded to only those interfaces associated ... implies, IGMP snooping requires the LAN switch to snoop on your switch, including an application of multicast groups and member ports. It also includes procedures for controlling ... to the switch command reference for this release and the Cisco IOS Release Network Protocols Command Reference, Part 1, for a particular multicast group, 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration ...
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... or later. trap An unsolicited message sent by an SNMP agent to , when a port or module goes up or down, when spanning-tree topology changes occur, and when authentication failures occur. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 24-3 A sequential search is performed to find the needed variable from a specific variable. SNMP...
... or later. trap An unsolicited message sent by an SNMP agent to , when a port or module goes up or down, when spanning-tree topology changes occur, and when authentication failures occur. 78-14982-01 Catalyst 2950 Desktop Switch Software Configuration Guide 24-3 A sequential search is performed to find the needed variable from a specific variable. SNMP...
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...addresses, affect of 11-8 overview 11-2 path costs 14-23, 14-24 Port Fast described 13-2 enabling 13-14 port priorities 14-22 preventing root switch selection 13-12 IN-26 Catalyst 2950 Desktop Switch Software Configuration Guide redundant connectivity 11-8 root guard described 13-12 enabling 13...-19 root port, defined 11-3 root switch affects of extended system ID 11-4, ...
...addresses, affect of 11-8 overview 11-2 path costs 14-23, 14-24 Port Fast described 13-2 enabling 13-14 port priorities 14-22 preventing root switch selection 13-12 IN-26 Catalyst 2950 Desktop Switch Software Configuration Guide redundant connectivity 11-8 root guard described 13-12 enabling 13...-19 root port, defined 11-3 root switch affects of extended system ID 11-4, ...