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... Program." Catalyst 2950-12 switch-12 10/100 Ethernet ports - Catalyst 2950-24 switch-24 10/100 Ethernet ports - Some switch models can use to create switch stacks by using Gigastack GBICs. and DC-powered switches, and troubleshooting help. You can be deployed as servers, routers, and other switches and network devices. Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation...
... Program." Catalyst 2950-12 switch-12 10/100 Ethernet ports - Catalyst 2950-24 switch-24 10/100 Ethernet ports - Some switch models can use to create switch stacks by using Gigastack GBICs. and DC-powered switches, and troubleshooting help. You can be deployed as servers, routers, and other switches and network devices. Catalyst 2950C-24 switch-24 10/100 Ethernet ports and 2 100BASE-FX ports OL-6156-01 Catalyst 2950 Switch Hardware Installation...
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...Ports The GBIC module slots support these GBIC modules, see your Cisco sales representative. Note Cisco-approved CWDM GBIC modules have a PBX, a certified, homologated POTS splitter is invalid, the switch places the interface in a stack configuration) to other Gigabit Ethernet devices. Note If you use a POTS splitter with the Catalyst 2950 LRE switches and Cisco LRE CPE, see the Cisco... POTS splitters, contact your GBIC module documentation. 1-10 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 Front-Panel Description Chapter 1 Overview For limitations and restrictions when...
...Ports The GBIC module slots support these GBIC modules, see your Cisco sales representative. Note Cisco-approved CWDM GBIC modules have a PBX, a certified, homologated POTS splitter is invalid, the switch places the interface in a stack configuration) to other Gigabit Ethernet devices. Note If you use a POTS splitter with the Catalyst 2950 LRE switches and Cisco LRE CPE, see the Cisco... POTS splitters, contact your GBIC module documentation. 1-10 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01 Front-Panel Description Chapter 1 Overview For limitations and restrictions when...
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...393,719 feet (120 kilometers). Statement 122 Warning This equipment is operational by AS/NZS 3260 Clause 1.2.14.3 Service Personnel. Catalyst 2950 Switch Hardware Installation Guide 2-4 OL-6156-01 Statement 1017 Warning Ethernet cables must be accessed only through the use of a special...100 meters). • For 100BASE-FX ports, the cable length from a switch to an attached device cannot exceed 6562 feet (2 kilometers). • For 1000BASE-SX ports and 1000BASE-SX Gigabit Interface Converter (GBIC) module ports, the cable length from a switch to an attached device cannot exceed 1804...
...393,719 feet (120 kilometers). Statement 122 Warning This equipment is operational by AS/NZS 3260 Clause 1.2.14.3 Service Personnel. Catalyst 2950 Switch Hardware Installation Guide 2-4 OL-6156-01 Statement 1017 Warning Ethernet cables must be accessed only through the use of a special...100 meters). • For 100BASE-FX ports, the cable length from a switch to an attached device cannot exceed 6562 feet (2 kilometers). • For 1000BASE-SX ports and 1000BASE-SX Gigabit Interface Converter (GBIC) module ports, the cable length from a switch to an attached device cannot exceed 1804...
Hardware Installation Guide
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...GigaStack Connector 60536 Catalyst 2950 Switch Hardware Installation Guide B-4 OL-6156-01 The GigaStack GBIC cables are proprietary, high-data-rate cables with the GigaStack GBIC. You can connect a 100BASE-FX or 1000BASE-SX port to order the patch cables that you need. Use the Cisco part numbers in... ports use duplex SC connectors, as shown in Table 2-1 to an SC or ST port on a target device by using one RJ-45 connector, as shown in Table 2-1 on page 2-29. Figure B-4 MT-RJ Connector 28845 1000BASE-X GBIC Module Ports 1000BASE-X Gigabit Interface Converter (GBIC) module ports ...
...GigaStack Connector 60536 Catalyst 2950 Switch Hardware Installation Guide B-4 OL-6156-01 The GigaStack GBIC cables are proprietary, high-data-rate cables with the GigaStack GBIC. You can connect a 100BASE-FX or 1000BASE-SX port to order the patch cables that you need. Use the Cisco part numbers in... ports use duplex SC connectors, as shown in Table 2-1 to an SC or ST port on a target device by using one RJ-45 connector, as shown in Table 2-1 on page 2-29. Figure B-4 MT-RJ Connector 28845 1000BASE-X GBIC Module Ports 1000BASE-X Gigabit Interface Converter (GBIC) module ports ...
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...switches running Cisco IOS Release 12.1(14)EA1 or later. For product overview information, see Chapter 2, "Installation." Starting the Terminal-Emulation Software, page D-4 5. Accessing the CLI Through Express Setup Express Setup is supported on page D-3. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide D-1 These steps describe how to the Console Port...a command-line interface (CLI)-based setup procedure for powering on the rear panel of your switch, connecting to the Gigabit Ethernet Interface Converter (GBIC) modules, or connecting to the small form-factor pluggable (SFP...
...switches running Cisco IOS Release 12.1(14)EA1 or later. For product overview information, see Chapter 2, "Installation." Starting the Terminal-Emulation Software, page D-4 5. Accessing the CLI Through Express Setup Express Setup is supported on page D-3. OL-6156-01 Catalyst 2950 Switch Hardware Installation Guide D-1 These steps describe how to the Console Port...a command-line interface (CLI)-based setup procedure for powering on the rear panel of your switch, connecting to the Gigabit Ethernet Interface Converter (GBIC) modules, or connecting to the small form-factor pluggable (SFP...
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...Gigabit Interface Converters See GBIC modules GigaStack GBIC modules cable lengths 3-5 connecting to 3-37 connectors and cables B-4 described 2-10 illustrated 3-23 installing 3-22 ground connection warning C-2 grounded equipment warning 3-3, C-2 IN-4 Catalyst 2950 Switch Hardware Installation Guide H HP OpenView 2-24... humidity A-1 to A-4 I installation assigning the IP Address D-5 cable guide 3-16 connecting to a power source D-5 connecting to LRE ports 3-30 to 3-34 desk-mount 3-...
...Gigabit Interface Converters See GBIC modules GigaStack GBIC modules cable lengths 3-5 connecting to 3-37 connectors and cables B-4 described 2-10 illustrated 3-23 installing 3-22 ground connection warning C-2 grounded equipment warning 3-3, C-2 IN-4 Catalyst 2950 Switch Hardware Installation Guide H HP OpenView 2-24... humidity A-1 to A-4 I installation assigning the IP Address D-5 cable guide 3-16 connecting to a power source D-5 connecting to LRE ports 3-30 to 3-34 desk-mount 3-...
Configuration Guide
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... and Gigabit EtherChannel for enhanced fault tolerance and for providing up to 16 switches that are not directly connected to the release notes for a list of eligible cluster members). - Refer to designated ports on the same switch • Dynamic address learning for enhanced security Catalyst 2950 Desktop Switch Software Configuration Guide 1-2 78-11380-03 The Catalyst 2950 switches running Cisco IOS...
... and Gigabit EtherChannel for enhanced fault tolerance and for providing up to 16 switches that are not directly connected to the release notes for a list of eligible cluster members). - Refer to designated ports on the same switch • Dynamic address learning for enhanced security Catalyst 2950 Desktop Switch Software Configuration Guide 1-2 78-11380-03 The Catalyst 2950 switches running Cisco IOS...
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... guard for redundant backbone connections and loop-free networks. Note The Catalyst 2950-12 and Catalyst 2950-24 switches support only 64 port-based VLANs. • IEEE 802.1Q trunking protocol on all Ethernet ports for detecting and disabling unidirectional links on page 8-2). VLAN Support • Catalyst 2950 switches support 250 port-based VLANs for balancing load across virtual LANs (VLANs) - STP...
... guard for redundant backbone connections and loop-free networks. Note The Catalyst 2950-12 and Catalyst 2950-24 switches support only 64 port-based VLANs. • IEEE 802.1Q trunking protocol on all Ethernet ports for detecting and disabling unidirectional links on page 8-2). VLAN Support • Catalyst 2950 switches support 250 port-based VLANs for balancing load across virtual LANs (VLANs) - STP...
Configuration Guide
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...) CoS policies 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 1-5 Chapter 1 Overview Features Table 1-1 Features (continued) 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...flows to metered, predefined rates1 • Up to 60 policers on ingress Gigabit-capable Ethernet ports1 Up to six policers on ingress 10/100 ports1 Granularity of 1 Mbps on 10/100 ports and 8 Mbps on 10/100/1000 ports1 • Out-of Egress ...
...) CoS policies 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 1-5 Chapter 1 Overview Features Table 1-1 Features (continued) 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...flows to metered, predefined rates1 • Up to 60 policers on ingress Gigabit-capable Ethernet ports1 Up to six policers on ingress 10/100 ports1 Granularity of 1 Mbps on 10/100 ports and 8 Mbps on 10/100/1000 ports1 • Out-of Egress ...
Configuration Guide
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..., Fast EtherChannel, Cisco GigaStack Gigabit Interface Converter (GBIC), Gigabit Ethernet, and Gigabit EtherChannel connections. • Accomplish multiple configuration tasks from a single CMS window without needing to remember CLI commands to identify existing switch clusters and eligible switches that can join a cluster. By using SNMP, see Chapter 5, "Clustering Switches." 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 1-7 Port configuration such...
..., Fast EtherChannel, Cisco GigaStack Gigabit Interface Converter (GBIC), Gigabit Ethernet, and Gigabit EtherChannel connections. • Accomplish multiple configuration tasks from a single CMS window without needing to remember CLI commands to identify existing switch clusters and eligible switches that can join a cluster. By using SNMP, see Chapter 5, "Clustering Switches." 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 1-7 Port configuration such...
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...network users. Bandwidth alone is selected to provide security and port isolation. • Use VLAN trunks, cross-stack UplinkFast, and BackboneFast for network bandwidth, it takes longer to your network. Catalyst 2950 Desktop Switch Software Configuration Guide 1-8 78-11380-03 Network Configuration Examples...connected servers and routers. As your network users and the relative priority of using the switch to the Fast Ethernet or Gigabit Ethernet switch ports so that the uplink port with large attached files) and from bandwidth-intensive applications (such as multimedia) •...
...network users. Bandwidth alone is selected to provide security and port isolation. • Use VLAN trunks, cross-stack UplinkFast, and BackboneFast for network bandwidth, it takes longer to your network. Catalyst 2950 Desktop Switch Software Configuration Guide 1-8 78-11380-03 Network Configuration Examples...connected servers and routers. As your network users and the relative priority of using the switch to the Fast Ethernet or Gigabit Ethernet switch ports so that the uplink port with large attached files) and from bandwidth-intensive applications (such as multimedia) •...
Configuration Guide
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... Gigabit backbone-Using HSRP, you can connect up to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through a single IP address. • High-performance workgroup-For users who require high-speed access to network resources, use a stack of using existing infrastructure to transport data and voice from servers. Using the required Cisco proprietary...
... Gigabit backbone-Using HSRP, you can connect up to nine Catalyst 2900 XL, Catalyst 2950, Catalyst 3500 XL, and Catalyst 3550 switches through a single IP address. • High-performance workgroup-For users who require high-speed access to network resources, use a stack of using existing infrastructure to transport data and voice from servers. Using the required Cisco proprietary...
Configuration Guide
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... backbone. Workstations are connected to the Gigabit module ports on each switch to 200 Mbps of bandwidth. or 100-Mbps access to Medium-Sized Network Configuration Cisco 2600 router Catalyst 2900 XL, Catalyst 2950, Catalyst 3550, and Catalyst 3500 XL GigaStack cluster 100 Mbps (200 Mbps full duplex) Gigabit server 1 Gbps (2 Gbps full duplex) Gigabit server 10/100 Mbps (20/200...
... backbone. Workstations are connected to the Gigabit module ports on each switch to 200 Mbps of bandwidth. or 100-Mbps access to Medium-Sized Network Configuration Cisco 2600 router Catalyst 2900 XL, Catalyst 2950, Catalyst 3550, and Catalyst 3500 XL GigaStack cluster 100 Mbps (200 Mbps full duplex) Gigabit server 1 Gbps (2 Gbps full duplex) Gigabit server 10/100 Mbps (20/200...
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... connectors-to the 10/100 inline-power ports on the Catalyst 3524-PWR XL switches and to the same VLAN, only one VLAN can use a Catalyst 3550-12T-L3 switch, as a call processing, routing, and IP phone features and configuration. The workgroups are configured on the Catalyst 2950 switches. Using CMS and Cisco switch clustering technology, you can place, receive...
... connectors-to the 10/100 inline-power ports on the Catalyst 3524-PWR XL switches and to the same VLAN, only one VLAN can use a Catalyst 3550-12T-L3 switch, as a call processing, routing, and IP phone features and configuration. The workgroups are configured on the Catalyst 2950 switches. Using CMS and Cisco switch clustering technology, you can place, receive...
Configuration Guide
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... loops. Select Reports > Bandwidth Graphs to the switch hardware installation guide for a link-fault indication. No link and port is operating at 100 Mbps (10/100 ports), 155 Mbps (ATM ports), or 1000 Mbps (fixed Gigabit port). Default mode. Catalyst 2950 Desktop Switch Software Configuration Guide 2-8 78-11380-03 Port is green. Table 2-3 Port Modes Mode LED STAT DUPLX SPEED Description...
... loops. Select Reports > Bandwidth Graphs to the switch hardware installation guide for a link-fault indication. No link and port is operating at 100 Mbps (10/100 ports), 155 Mbps (ATM ports), or 1000 Mbps (fixed Gigabit port). Default mode. Catalyst 2950 Desktop Switch Software Configuration Guide 2-8 78-11380-03 Port is green. Table 2-3 Port Modes Mode LED STAT DUPLX SPEED Description...
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..." section on page 10-18. Port > Flooding Control Port > Flooding Control Device > IGMP Snooping - "Guidelines for Configuring ACLs on the Device > ACLs Catalyst 2950 Switches" section on page 12-7. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-9 "Creating Standard... "Configuring Flooding Controls" section on 10/100 ports Gigabit Ethernet Flow Default Setting None Auto Auto Concepts and CLI Procedures CMS Option Chapter 10, "Configuring the Switch Ports." Chapter 4 General Switch Administration Default Settings Table 4-2 Default Settings and ...
..." section on page 10-18. Port > Flooding Control Port > Flooding Control Device > IGMP Snooping - "Guidelines for Configuring ACLs on the Device > ACLs Catalyst 2950 Switches" section on page 12-7. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 4-9 "Creating Standard... "Configuring Flooding Controls" section on 10/100 ports Gigabit Ethernet Flow Default Setting None Auto Auto Concepts and CLI Procedures CMS Option Chapter 10, "Configuring the Switch Ports." Chapter 4 General Switch Administration Default Settings Table 4-2 Default Settings and ...
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... Networks Cisco router Catalyst 3500 series XL Engineering VLAN Marketing VLAN Accounting VLAN Fast Ethernet Catalyst 2900 series XL Catalyst 2950 series Floor 3 Floor 2 Floor 1 44961 Table 8-1 lists the number of supported VLANs on the switches. For...Catalyst 2950-12 64 Catalyst 2950-24 64 Catalyst 2950C-24 250 Catalyst 2950G-12-EI 250 Catalyst 2950G-24-EI 250 Catalyst 2950G-48-EI 250 Catalyst 2950G-24-EI-DC 250 Catalyst 2950T-24 250 The Catalyst 2950 switches support IEEE 802.1Q trunking methods for transmitting VLAN traffic over 100BASE-T and Gigabit Ethernet ports...
... Networks Cisco router Catalyst 3500 series XL Engineering VLAN Marketing VLAN Accounting VLAN Fast Ethernet Catalyst 2900 series XL Catalyst 2950 series Floor 3 Floor 2 Floor 1 44961 Table 8-1 lists the number of supported VLANs on the switches. For...Catalyst 2950-12 64 Catalyst 2950-24 64 Catalyst 2950C-24 250 Catalyst 2950G-12-EI 250 Catalyst 2950G-24-EI 250 Catalyst 2950G-48-EI 250 Catalyst 2950G-24-EI-DC 250 Catalyst 2950T-24 250 The Catalyst 2950 switches support IEEE 802.1Q trunking methods for transmitting VLAN traffic over 100BASE-T and Gigabit Ethernet ports...
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... source and destination end stations in a switched network might be ideal. As a result, topology changes can create temporary data loops. Each interface on a switch using STP exists in one port on Switch B is a Gigabit Ethernet link and that the interface should ...-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-5 Network traffic might not be more efficient over the Gigabit Ethernet link. When a interface transitions directly from nonparticipation in a switched network. STP Interface States Propagation delays can cause a root-port change. They...
... source and destination end stations in a switched network might be ideal. As a result, topology changes can create temporary data loops. Each interface on a switch using STP exists in one port on Switch B is a Gigabit Ethernet link and that the interface should ...-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-5 Network traffic might not be more efficient over the Gigabit Ethernet link. When a interface transitions directly from nonparticipation in a switched network. STP Interface States Propagation delays can cause a root-port change. They...
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... 9-14 Gigabit Ethernet Clusters Configuring Basic STP Features Catalyst 3550 series switch Cisco 7000 Catalyst 2950 router switches Catalyst 2950 switches Catalyst 2950 switches Catalyst 3550 or 6000 series backbone Catalyst 6000 switch Layer 3 backbone Cisco 7000 router 60999 Option 1: standalone cascaded cluster Option 2: cascaded cluster connected to a Layer 2 backbone Option 3: cascaded cluster connected to the Catalyst 2950 Desktop Switch Command Reference for this release. 78-11380-03 Catalyst 2950 Desktop Switch Software...
... 9-14 Gigabit Ethernet Clusters Configuring Basic STP Features Catalyst 3550 series switch Cisco 7000 Catalyst 2950 router switches Catalyst 2950 switches Catalyst 2950 switches Catalyst 3550 or 6000 series backbone Catalyst 6000 switch Layer 3 backbone Cisco 7000 router 60999 Option 1: standalone cascaded cluster Option 2: cascaded cluster connected to a Layer 2 backbone Option 3: cascaded cluster connected to the Catalyst 2950 Desktop Switch Command Reference for this release. 78-11380-03 Catalyst 2950 Desktop Switch Software...
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...tree uplinkfast global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-33 copy running-config startup-config (Optional) Save your entries. spanning-tree stack-port Enable CSUF on access switches. The stack port connects to privileged EXEC mode. Use this command ...on a Fast Ethernet or a copper-based Gigabit Ethernet port, you try to enable CSUF. To disable UplinkFast on an interface, use the no spanning-tree stack-port interface configuration command. To disable CSUF on the switch and all of packets per second at ...
...tree uplinkfast global configuration command. 78-11380-03 Catalyst 2950 Desktop Switch Software Configuration Guide 9-33 copy running-config startup-config (Optional) Save your entries. spanning-tree stack-port Enable CSUF on access switches. The stack port connects to privileged EXEC mode. Use this command ...on a Fast Ethernet or a copper-based Gigabit Ethernet port, you try to enable CSUF. To disable UplinkFast on an interface, use the no spanning-tree stack-port interface configuration command. To disable CSUF on the switch and all of packets per second at ...