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... Ethernet Configurations 4-2 Configuring Ethernet and Fast Ethernet Ports 4-3 Setting Ethernet and Fast Ethernet Port Names 4-3 Setting Ethernet and Fast Ethernet Port Priority Levels 4-4 Setting Ethernet and Fast Ethernet Port Speeds 4-4 Setting Ethernet and Fast Ethernet Port Duplex Modes 4-5 Setting Ethernet and Fast Ethernet Port Debounce Timers 4-6 Configuring errdisable State Ethernet and Fast Ethernet Port Timeout Periods 4-7 Checking Ethernet and Fast Ethernet Port Connectivity 4-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... Ethernet Configurations 4-2 Configuring Ethernet and Fast Ethernet Ports 4-3 Setting Ethernet and Fast Ethernet Port Names 4-3 Setting Ethernet and Fast Ethernet Port Priority Levels 4-4 Setting Ethernet and Fast Ethernet Port Speeds 4-4 Setting Ethernet and Fast Ethernet Port Duplex Modes 4-5 Setting Ethernet and Fast Ethernet Port Debounce Timers 4-6 Configuring errdisable State Ethernet and Fast Ethernet Port Timeout Periods 4-7 Checking Ethernet and Fast Ethernet Port Connectivity 4-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
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...Gigabit Ethernet Switching 5-1 Understanding How Gigabit Ethernet Works 5-1 Understanding How Gigabit Ethernet Flow Control Works 5-1 Understanding How Port Negotiation Works 5-3 Understanding How Oversubscribed Gigabit Ethernet Works 5-3 Default Gigabit Ethernet Configuration 5-6 Configuring Gigabit Ethernet Ports 5-7 Assigning Gigabit Ethernet Port Names 5-7 Configuring Gigabit Ethernet Port Priority Levels 5-7 Configuring Flow Control on Gigabit Ethernet Ports ...Configuration Examples 6-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 v
...Gigabit Ethernet Switching 5-1 Understanding How Gigabit Ethernet Works 5-1 Understanding How Gigabit Ethernet Flow Control Works 5-1 Understanding How Port Negotiation Works 5-3 Understanding How Oversubscribed Gigabit Ethernet Works 5-3 Default Gigabit Ethernet Configuration 5-6 Configuring Gigabit Ethernet Ports 5-7 Assigning Gigabit Ethernet Port Names 5-7 Configuring Gigabit Ethernet Port Priority Levels 5-7 Configuring Flow Control on Gigabit Ethernet Ports ...Configuration Examples 6-12 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 v
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Configuring Gigabit Ethernet Switching Describes how to configure Gigabit Ethernet switching on the switch. Configuring Spanning Tree Describes how to configure Fast EtherChannel and and Gigabit EtherChannel Gigabit ...explains how spanning tree works. Configuring the Switch IP Address and Default Gateway Describes how to configure Ethernet and Fast Ethernet switching on the switch. Configuring Ethernet and Fast Ethernet Switching Describes how to perform a baseline configuration of the Catalyst enterprise LAN switches. Configuring Spanning Tree Describes how to ...
Configuring Gigabit Ethernet Switching Describes how to configure Gigabit Ethernet switching on the switch. Configuring Spanning Tree Describes how to configure Fast EtherChannel and and Gigabit EtherChannel Gigabit ...explains how spanning tree works. Configuring the Switch IP Address and Default Gateway Describes how to configure Ethernet and Fast Ethernet switching on the switch. Configuring Ethernet and Fast Ethernet Switching Describes how to perform a baseline configuration of the Catalyst enterprise LAN switches. Configuring Spanning Tree Describes how to ...
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... this chapter apply to Ethernet and Fast Ethernet switch ports on switching modules and fixed-configuration switches, as well as to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Note For complete information on installing Catalyst 4500 series Fast Ethernet modules, refer to configure Ethernet and Fast Ethernet switching on the Catalyst enterprise LAN switches: • Ethernet Overview, page 4-1 • Switching Frames Between Segments...
... this chapter apply to Ethernet and Fast Ethernet switch ports on switching modules and fixed-configuration switches, as well as to the Catalyst 4500 Series, Catalyst 2948G, and Catalyst 2980G Switches Command Reference. Note For complete information on installing Catalyst 4500 series Fast Ethernet modules, refer to configure Ethernet and Fast Ethernet switching on the Catalyst enterprise LAN switches: • Ethernet Overview, page 4-1 • Switching Frames Between Segments...
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... reduce degradation, the Catalyst enterprise LAN switches treat each Ethernet port on different ports need to communicate, the switch forwards frames from the address table. When the destination station replies, the switch adds its own 10-, 100-, or 1000-Mbps segment. Default Ethernet and Fast Ethernet Configurations Chapter 4 Configuring Ethernet and Fast Ethernet Switching The Catalyst enterprise LAN switches solve congestion problems...
... reduce degradation, the Catalyst enterprise LAN switches treat each Ethernet port on different ports need to communicate, the switch forwards frames from the address table. When the destination station replies, the switch adds its own 10-, 100-, or 1000-Mbps segment. Default Ethernet and Fast Ethernet Configurations Chapter 4 Configuring Ethernet and Fast Ethernet Switching The Catalyst enterprise LAN switches solve congestion problems...
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... Ethernet and Fast Ethernet Ports These sections describe how to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting Ethernet and Fast Ethernet Port Priority Levels, page 4-4 • Setting Ethernet and Fast Ethernet Port Speeds, page 4-4 • Setting Ethernet and Fast Ethernet Port Duplex Modes, page 4-5 • Setting Ethernet and Fast Ethernet...
... Ethernet and Fast Ethernet Ports These sections describe how to configure Ethernet and Fast Ethernet switching ports on the Catalyst enterprise LAN switches: • Setting Ethernet and Fast Ethernet Port Names, page 4-3 • Setting Ethernet and Fast Ethernet Port Priority Levels, page 4-4 • Setting Ethernet and Fast Ethernet Port Speeds, page 4-4 • Setting Ethernet and Fast Ethernet Port Duplex Modes, page 4-5 • Setting Ethernet and Fast Ethernet...
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...Jun 16 1998, 16:25:57 Console> (enable) Setting Ethernet and Fast Ethernet Port Priority Levels You can configure the port speed on 10/100-Mbps Fast Ethernet modules. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Command set...Jun 16 1998, 16:25:57 Console> (enable) Setting Ethernet and Fast Ethernet Port Speeds You can configure the priority level of each port. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to set the name for ports ...
...Jun 16 1998, 16:25:57 Console> (enable) Setting Ethernet and Fast Ethernet Port Priority Levels You can configure the port speed on 10/100-Mbps Fast Ethernet modules. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-4 78-15486-01 Command set...Jun 16 1998, 16:25:57 Console> (enable) Setting Ethernet and Fast Ethernet Port Speeds You can configure the priority level of each port. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to set the name for ports ...
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...set the port duplex mode to auto on a 10/100-Mbps Fast Ethernet port, both speed and duplex are autonegotiated. Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports Caution Make sure that the device on the other end of the... Fast Ethernet ports, see the "Setting Ethernet and Fast Ethernet Port Speeds" section on port 2/2: Console> (enable) set port speed 2/2 100 Port 2/2 speed set the port speed to 100 Mbps on page 4-4. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
...set the port duplex mode to auto on a 10/100-Mbps Fast Ethernet port, both speed and duplex are autonegotiated. Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports Caution Make sure that the device on the other end of the... Fast Ethernet ports, see the "Setting Ethernet and Fast Ethernet Port Speeds" section on port 2/2: Console> (enable) set port speed 2/2 100 Port 2/2 speed set the port speed to 100 Mbps on page 4-4. Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
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...delay link-up , the time the software needs to complete autonegotiation. Table 4-2 Switch Notification Delays for Ethernet, Fast Ethernet, and Gigabit Ethernet ports. Command set port debounce mod num/port num {enable | disable} show ...protocols. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching Setting Ethernet and Fast Ethernet Port Debounce Timers You can decrease traffic loss due to network reconfiguration. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration ...
...delay link-up , the time the software needs to complete autonegotiation. Table 4-2 Switch Notification Delays for Ethernet, Fast Ethernet, and Gigabit Ethernet ports. Command set port debounce mod num/port num {enable | disable} show ...protocols. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching Setting Ethernet and Fast Ethernet Port Debounce Timers You can decrease traffic loss due to network reconfiguration. Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration ...
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...from being enabled when it goes into an errdisable state for bpdu-guard. Console>(enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-7 With the new timeout enhancement, you can manually prevent a particular port from... of the reasons available for any ports are reenabled when the global timer times out. Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports This example shows how to display the per-port debounce timer settings: Console> (enable) show port...
...from being enabled when it goes into an errdisable state for bpdu-guard. Console>(enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-7 With the new timeout enhancement, you can manually prevent a particular port from... of the reasons available for any ports are reenabled when the global timer times out. Chapter 4 Configuring Ethernet and Fast Ethernet Switching Configuring Ethernet and Fast Ethernet Ports This example shows how to display the per-port debounce timer settings: Console> (enable) show port...
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... (173.16.1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-8 78-15486-01 ping [-s] host [packet_size] [packet_count] Trace the hop-by -hop path of packets ...Command Ping a remote host that is located out the port you want to test. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to display the errdisable timeout configuration: Console> (enable) show errdisable-...
... (173.16.1.201) 6 ms 3 ms 3 ms 4 somehost.company.com (10.1.2.3) 3 ms * 2 ms Console> (enable) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 4-8 78-15486-01 ping [-s] host [packet_size] [packet_count] Trace the hop-by -hop path of packets ...Command Ping a remote host that is located out the port you want to test. Configuring Ethernet and Fast Ethernet Ports Chapter 4 Configuring Ethernet and Fast Ethernet Switching This example shows how to display the errdisable timeout configuration: Console> (enable) show errdisable-...
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... frames from other devices. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-1 The configuration procedures in this chapter apply to Gigabit Ethernet switching modules, fixed-configuration switches, and uplink ports on the Catalyst enterprise LAN switches. Table 5-1 identifies the Catalyst Gigabit Ethernet switches, modules, and ports that Gigabit Ethernet ports use to other devices. This chapter...
... frames from other devices. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-1 The configuration procedures in this chapter apply to Gigabit Ethernet switching modules, fixed-configuration switches, and uplink ports on the Catalyst enterprise LAN switches. Table 5-1 identifies the Catalyst Gigabit Ethernet switches, modules, and ports that Gigabit Ethernet ports use to other devices. This chapter...
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... Ethernet Switching Table 5-1 Send Capability by Switch Type, Module, and Ports Switch Type Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 2948G Catalyst 2980G Module All modules except WS-X4418-GB and WS-X4412-2GB-T WS-X4418-GB WS-X4418-GB WS-X4412-2GB-T WS-X4412-2GB-T WS-X4424-GB-RJ45 WS-X4448-GB-RJ45 WS...
... Ethernet Switching Table 5-1 Send Capability by Switch Type, Module, and Ports Switch Type Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 4000 Catalyst 4500 Catalyst 2948G Catalyst 2980G Module All modules except WS-X4418-GB and WS-X4412-2GB-T WS-X4418-GB WS-X4418-GB WS-X4412-2GB-T WS-X4412-2GB-T WS-X4424-GB-RJ45 WS-X4448-GB-RJ45 WS...
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... though Cisco Gigabit Ethernet ports only support full-duplex mode). Understanding How Oversubscribed Gigabit Ethernet Works The Catalyst 4500 series Gigabit Ethernet modules provide a network-backbone connection for each end of the link are supported: • WS-X4412-2GB...1000BASE-T Gigabit Ethernet port supports, enter the show port capabilities command. Chapter 5 Configuring Gigabit Ethernet Switching Understanding How Gigabit Ethernet Works Understanding How Port Negotiation Works Caution Unlike autonegotiation with 10/100 Fast Ethernet, Gigabit Ethernet port negotiation does...
... though Cisco Gigabit Ethernet ports only support full-duplex mode). Understanding How Oversubscribed Gigabit Ethernet Works The Catalyst 4500 series Gigabit Ethernet modules provide a network-backbone connection for each end of the link are supported: • WS-X4412-2GB...1000BASE-T Gigabit Ethernet port supports, enter the show port capabilities command. Chapter 5 Configuring Gigabit Ethernet Switching Understanding How Gigabit Ethernet Works Understanding How Port Negotiation Works Caution Unlike autonegotiation with 10/100 Fast Ethernet, Gigabit Ethernet port negotiation does...
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..., 20 21, 22, 23, 24 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-4 78-15486-01 Table 5-5 shows how the oversubscribed ports are segmented into groups of bandwidth. Table 5-7 Oversubscribed Port Groupings for module WS-4412-2GB-TX. Understanding How Gigabit Ethernet Works Chapter 5 Configuring Gigabit Ethernet Switching • WS-X4418-GB This 1000BASE-X 18...
..., 20 21, 22, 23, 24 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-4 78-15486-01 Table 5-5 shows how the oversubscribed ports are segmented into groups of bandwidth. Table 5-7 Oversubscribed Port Groupings for module WS-4412-2GB-TX. Understanding How Gigabit Ethernet Works Chapter 5 Configuring Gigabit Ethernet Switching • WS-X4418-GB This 1000BASE-X 18...
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... ports into a Gigabit EtherChannel link to connect to the Gigabit Ethernet network backbone. Oversubscribed Gigabit Ethernet Example Figure 5-1 shows an example of an 18-port server switching module (WS-X4418-GB) connecting multiple network servers and high-end workstations to...providing 2-Gbps bandwidth. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-5 Each workstation can burst up to 2-Gbps of 250 Mbps for incoming frames to allow connected devices to switches or routers. Bundling multiple oversubscribed ports...
... ports into a Gigabit EtherChannel link to connect to the Gigabit Ethernet network backbone. Oversubscribed Gigabit Ethernet Example Figure 5-1 shows an example of an 18-port server switching module (WS-X4418-GB) connecting multiple network servers and high-end workstations to...providing 2-Gbps bandwidth. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-5 Each workstation can burst up to 2-Gbps of 250 Mbps for incoming frames to allow connected devices to switches or routers. Bundling multiple oversubscribed ports...
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...Port enable state All ports are enabled Port name None Port priority Normal Duplex mode Full duplex Flow control • Oversubscribed Gigabit Ethernet ports (ports 3-18 on WS-X4418-GB): Flow control set to desired for receive (Rx) and on for transmit (Tx) • All others: Flow... negotiation Enabled Spanning Tree Protocol Enabled for VLAN 1 Native VLAN VLAN 1 Spanning tree port cost 4 Gigabit EtherChannel Disabled on all Gigabit Ethernet ports (auto mode) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-6 78-15486-01
...Port enable state All ports are enabled Port name None Port priority Normal Duplex mode Full duplex Flow control • Oversubscribed Gigabit Ethernet ports (ports 3-18 on WS-X4418-GB): Flow control set to desired for receive (Rx) and on for transmit (Tx) • All others: Flow... negotiation Enabled Spanning Tree Protocol Enabled for VLAN 1 Native VLAN VLAN 1 Spanning tree port cost 4 Gigabit EtherChannel Disabled on all Gigabit Ethernet ports (auto mode) Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-6 78-15486-01
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... which the ports get access. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-7 Console> (enable) show port [mod_num[/port_num]] This example shows how to verify that the port name is configured. Chapter 5 Configuring Gigabit Ethernet Switching Configuring Gigabit Ethernet Ports Configuring Gigabit Ethernet Ports The following sections describe how to a port...
... which the ports get access. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 5-7 Console> (enable) show port [mod_num[/port_num]] This example shows how to verify that the port name is configured. Chapter 5 Configuring Gigabit Ethernet Switching Configuring Gigabit Ethernet Ports Configuring Gigabit Ethernet Ports The following sections describe how to a port...
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...port_num]] This example shows how to configure the port priority level to high. Configuring Gigabit Ethernet Ports Chapter 5 Configuring Gigabit Ethernet Switching To configure the port priority level, perform this task in privileged mode: Step 1 Step...a Gigabit Ethernet set port level mod_num/port_num {normal | high} Verify that the port priority is configured correctly. set port flowcontrol {receive | send} port. mod_num/port_num {off | on RxPause TxPause Unsupported opcodes 0 0 0 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
...port_num]] This example shows how to configure the port priority level to high. Configuring Gigabit Ethernet Ports Chapter 5 Configuring Gigabit Ethernet Switching To configure the port priority level, perform this task in privileged mode: Step 1 Step...a Gigabit Ethernet set port level mod_num/port_num {normal | high} Verify that the port priority is configured correctly. set port flowcontrol {receive | send} port. mod_num/port_num {off | on RxPause TxPause Unsupported opcodes 0 0 0 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration...
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... 2/1 enabled Console> (enable) Disabling Port Negotiation To disable port negotiation on a 1000BASE-X Gigabit Ethernet port, perform this release. Verify the port negotiation configuration. If a 1000BASE-T GBIC (Gigabit Interface...Ethernet Switching Configuring Gigabit Ethernet Ports Enabling Port Negotiation on Gigabit Ethernet Ports Note You cannot enable port negotiation on configuring a timeout period for ports in errdisable state, see Chapter 4, "Configuring Ethernet and Fast Ethernet Switching." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...
... 2/1 enabled Console> (enable) Disabling Port Negotiation To disable port negotiation on a 1000BASE-X Gigabit Ethernet port, perform this release. Verify the port negotiation configuration. If a 1000BASE-T GBIC (Gigabit Interface...Ethernet Switching Configuring Gigabit Ethernet Ports Enabling Port Negotiation on Gigabit Ethernet Ports Note You cannot enable port negotiation on configuring a timeout period for ports in errdisable state, see Chapter 4, "Configuring Ethernet and Fast Ethernet Switching." 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches...