Configuration Guide
Page 13
... Setting the Interface Speed and Duplex Parameters 11-18 Configuring IEEE 802.3x Flow Control 11-19 Configuring Auto-MDIX on an Interface 11-20 Configuring a Power Management... for an Interface 11-24 Configuring Layer 3 Interfaces 11-25 Configuring the System MTU 11-27 Monitoring and Maintaining the Interfaces 11-28 Monitoring Interface Status 11-29 ...-2 Smartports Macro Configuration Guidelines 12-3 Creating Smartports Macros 12-4 Applying Smartports Macros 12-5 Applying Cisco-Default Smartports Macros 12-6 Displaying Smartports Macros 12-8 Configuring VLANs 13-1 Understanding VLANs 13-1...
... Setting the Interface Speed and Duplex Parameters 11-18 Configuring IEEE 802.3x Flow Control 11-19 Configuring Auto-MDIX on an Interface 11-20 Configuring a Power Management... for an Interface 11-24 Configuring Layer 3 Interfaces 11-25 Configuring the System MTU 11-27 Monitoring and Maintaining the Interfaces 11-28 Monitoring Interface Status 11-29 ...-2 Smartports Macro Configuration Guidelines 12-3 Creating Smartports Macros 12-4 Applying Smartports Macros 12-5 Applying Cisco-Default Smartports Macros 12-6 Displaying Smartports Macros 12-8 Configuring VLANs 13-1 Understanding VLANs 13-1...
Configuration Guide
Page 17
... 17-1 Configuring IEEE 802.1Q Tunneling 17-4 Default IEEE 802.1Q Tunneling Configuration 17-4 IEEE 802.1Q Tunneling Configuration Guidelines 17-4 Native VLANs 17-4 System MTU 17-5 IEEE 802.1Q Tunneling and Other Features 17-6 Configuring an IEEE 802.1Q Tunneling Port 17-6 Understanding Layer 2 Protocol Tunneling 17-7 Configuring Layer 2 Protocol... Instances 18-10 Spanning-Tree Interoperability and Backward Compatibility 18-11 STP and IEEE 802.1Q Trunks 18-11 VLAN-Bridge Spanning Tree 18-11 Catalyst 3750 Switch Software Configuration Guide xvii
... 17-1 Configuring IEEE 802.1Q Tunneling 17-4 Default IEEE 802.1Q Tunneling Configuration 17-4 IEEE 802.1Q Tunneling Configuration Guidelines 17-4 Native VLANs 17-4 System MTU 17-5 IEEE 802.1Q Tunneling and Other Features 17-6 Configuring an IEEE 802.1Q Tunneling Port 17-6 Understanding Layer 2 Protocol Tunneling 17-7 Configuring Layer 2 Protocol... Instances 18-10 Spanning-Tree Interoperability and Backward Compatibility 18-11 STP and IEEE 802.1Q Trunks 18-11 VLAN-Bridge Spanning Tree 18-11 Catalyst 3750 Switch Software Configuration Guide xvii
Configuration Guide
Page 32
... PBR Configuration Guidelines 35-83 Enabling PBR 35-84 Filtering Routing Information 35-86 Setting Passive Interfaces 35-86 Controlling Advertising and Processing in Routing Updates 35-87 Filtering Sources of Routing Information 35-87 Managing Authentication Keys 35...Supported IPv6 Unicast Routing Features 36-3 128-Bit Wide Unicast Addresses 36-3 DNS for IPv6 36-4 Path MTU Discovery for IPv6 Unicast 36-4 ICMPv6 36-4 Neighbor Discovery 36-4 IPv6 Stateless Autoconfiguration and Duplicate Address Detection...20 Displaying IPv6 36-22 xxxii Catalyst 3750 Switch Software Configuration Guide OL-8550-02
... PBR Configuration Guidelines 35-83 Enabling PBR 35-84 Filtering Routing Information 35-86 Setting Passive Interfaces 35-86 Controlling Advertising and Processing in Routing Updates 35-87 Filtering Sources of Routing Information 35-87 Managing Authentication Keys 35...Supported IPv6 Unicast Routing Features 36-3 128-Bit Wide Unicast Addresses 36-3 DNS for IPv6 36-4 Path MTU Discovery for IPv6 Unicast 36-4 ICMPv6 36-4 Neighbor Discovery 36-4 IPv6 Stateless Autoconfiguration and Duplicate Address Detection...20 Displaying IPv6 36-22 xxxii Catalyst 3750 Switch Software Configuration Guide OL-8550-02
Configuration Guide
Page 301
... Configuration Guide 11-1 Note The stack ports on the Catalyst 3750 switch and describes how to a standalone switch and a switch stack. The rest of the chapter describes configuration procedures for this release and the online Cisco IOS Interface Command Reference, Release 12.2. Unless otherwise noted... 11-10 • Configuring Ethernet Interfaces, page 11-15 • Configuring Layer 3 Interfaces, page 11-25 • Configuring the System MTU, page 11-27 • Monitoring and Maintaining the Interfaces, page 11-28 Note For complete syntax and usage information for the commands used ...
... Configuration Guide 11-1 Note The stack ports on the Catalyst 3750 switch and describes how to a standalone switch and a switch stack. The rest of the chapter describes configuration procedures for this release and the online Cisco IOS Interface Command Reference, Release 12.2. Unless otherwise noted... 11-10 • Configuring Ethernet Interfaces, page 11-15 • Configuring Layer 3 Interfaces, page 11-25 • Configuring the System MTU, page 11-27 • Monitoring and Maintaining the Interfaces, page 11-28 Note For complete syntax and usage information for the commands used ...
Configuration Guide
Page 327
...Mbps. Although frames that are forwarded or routed are typically not received by using the system mtu routing global configuration command. The range is 1500 bytes. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 11-27 You can be received by the switch CPU are ...matter what value was entered with a peer router. If you change takes effect, the routing MTU size automatically defaults to control traffic, SNMP, Telnet, or routing protocols. You can increase the MTU size to all Gigabit Ethernet interfaces on the switch stack. Routed packets are sent to the CPU...
...Mbps. Although frames that are forwarded or routed are typically not received by using the system mtu routing global configuration command. The range is 1500 bytes. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 11-27 You can be received by the switch CPU are ...matter what value was entered with a peer router. If you change takes effect, the routing MTU size automatically defaults to control traffic, SNMP, Telnet, or routing protocols. You can increase the MTU size to all Gigabit Ethernet interfaces on the switch stack. Routed packets are sent to the CPU...
Configuration Guide
Page 328
... privileged EXEC mode. Return to 9000 bytes; Reload the operating system. The range is 1500 bytes. (Optional) Change the system MTU for routed ports. Monitoring and Maintaining the Interfaces These sections contain interface monitoring and maintenance information: • Monitoring Interface Status, page...and Resetting Interfaces and Counters, page 11-30 • Shutting Down and Restarting the Interface, page 11-30 11-28 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Although larger packets can be routed. Monitoring and Maintaining the Interfaces Chapter 11 ...
... privileged EXEC mode. Return to 9000 bytes; Reload the operating system. The range is 1500 bytes. (Optional) Change the system MTU for routed ports. Monitoring and Maintaining the Interfaces These sections contain interface monitoring and maintenance information: • Monitoring Interface Status, page...and Resetting Interfaces and Counters, page 11-30 • Shutting Down and Restarting the Interface, page 11-30 11-28 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Although larger packets can be routed. Monitoring and Maintaining the Interfaces Chapter 11 ...
Configuration Guide
Page 343
... ports from one VLAN type to a VLAN, page 13-11 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 13-5 You use the interface configuration mode to define ... configuration details for this release. For complete information on the commands and parameters that control VLAN configuration, see Chapter 14, "Configuring VTP." You can set these commands are... Token Ring, Token Ring-Net) • VLAN state (active or suspended) • Maximum transmission unit (MTU) for the VLAN • Security Association Identifier (SAID) • Bridge identification number for TrBRF VLANs •...
... ports from one VLAN type to a VLAN, page 13-11 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 13-5 You use the interface configuration mode to define ... configuration details for this release. For complete information on the commands and parameters that control VLAN configuration, see Chapter 14, "Configuring VTP." You can set these commands are... Token Ring, Token Ring-Net) • VLAN state (active or suspended) • Maximum transmission unit (MTU) for the VLAN • Security Association Identifier (SAID) • Bridge identification number for TrBRF VLANs •...
Configuration Guide
Page 346
... switches. Table 13-2 Ethernet VLAN Defaults and Ranges Parameter VLAN ID VLAN name IEEE 802.10 SAID MTU size Translational bridge 1 Translational bridge 2 VLAN state Remote SPAN Private VLANs Default Range 1 1 to 4094. 13-8 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Default Ethernet VLAN Configuration Table 13-2 shows the default...
... switches. Table 13-2 Ethernet VLAN Defaults and Ranges Parameter VLAN ID VLAN name IEEE 802.10 SAID MTU size Translational bridge 1 Translational bridge 2 VLAN state Remote SPAN Private VLANs Default Range 1 1 to 4094. 13-8 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Default Ethernet VLAN Configuration Table 13-2 shows the default...
Configuration Guide
Page 347
...ID range for this command is a default VLAN name for VLAN 4. For example, VLAN0004 is 1 to the word VLAN. mtu mtu-size (Optional) Change the MTU size (or other VLAN characteristic). For more information on remote SPAN, see the "Configuring Extended-Range VLANs" section on page 13... the VLAN database: Switch# configure terminal Switch(config)# vlan 20 Switch(config-vlan)# name test20 Switch(config-vlan)# end OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 13-9 Beginning in VTP transparent mode, you can be added to the VLAN database, assign a number and ...
...ID range for this command is a default VLAN name for VLAN 4. For example, VLAN0004 is 1 to the word VLAN. mtu mtu-size (Optional) Change the MTU size (or other VLAN characteristic). For more information on remote SPAN, see the "Configuring Extended-Range VLANs" section on page 13... the VLAN database: Switch# configure terminal Switch(config)# vlan 20 Switch(config-vlan)# name test20 Switch(config-vlan)# end OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 13-9 Beginning in VTP transparent mode, you can be added to the VLAN database, assign a number and ...
Configuration Guide
Page 348
...database configuration mode does not support RSPAN VLAN configuration or extended-range VLANs. Step 3 Step 4 Step 5 Step 6 If no vlan vlan-id mtu VLAN database configuration command. show vlan {name vlan-name | id vlan-id} Verify your entries. copy running-config startup config (Optional) If the...by using the VLAN database configuration mode. Add an Ethernet VLAN by assigning a number to 1005. 13-10 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 vlan vlan-id mtu mtu-size (Optional) To modify a VLAN, identify the VLAN and change a characteristic, such as in the ...
...database configuration mode does not support RSPAN VLAN configuration or extended-range VLANs. Step 3 Step 4 Step 5 Step 6 If no vlan vlan-id mtu VLAN database configuration command. show vlan {name vlan-name | id vlan-id} Verify your entries. copy running-config startup config (Optional) If the...by using the VLAN database configuration mode. Add an Ethernet VLAN by assigning a number to 1005. 13-10 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 vlan vlan-id mtu mtu-size (Optional) To modify a VLAN, identify the VLAN and change a characteristic, such as in the ...
Configuration Guide
Page 350
... VLAN fields of the display. (Optional) Save your entries in VLAN 2: Switch# configure terminal Enter configuration commands, one per line. You can change only the MTU size, private VLAN, and the remote SPAN configuration state on page 13-2 for the actual number of VLANs supported. The extended-range VLAN IDs are... allow VLAN IDs. You always use the default interface interface-id interface configuration command. all other characteristics must remain at the default state. 13-12 Catalyst 3750 Switch Software Configuration Guide OL-8550-02
... VLAN fields of the display. (Optional) Save your entries in VLAN 2: Switch# configure terminal Enter configuration commands, one per line. You can change only the MTU size, private VLAN, and the remote SPAN configuration state on page 13-2 for the actual number of VLANs supported. The extended-range VLAN IDs are... allow VLAN IDs. You always use the default interface interface-id interface configuration command. all other characteristics must remain at the default state. 13-12 Catalyst 3750 Switch Software Configuration Guide OL-8550-02
Configuration Guide
Page 352
...in global configuration mode by entering the vlan global configuration command with an Internal VLAN ID" section on page 13-11. 13-14 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Configure the switch for assigning static-access ports to a VLAN" section on page 13...range VLAN. Return to create an extended-range VLAN: Step 1 Step 2 Step 3 Command configure terminal vtp mode transparent vlan vlan-id Step 4 mtu mtu-size Step 5 remote-span Step 6 Step 7 Step 8 end show vlan internal usage privileged EXEC command. To save the VTP transparent mode configuration and...
...in global configuration mode by entering the vlan global configuration command with an Internal VLAN ID" section on page 13-11. 13-14 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Configure the switch for assigning static-access ports to a VLAN" section on page 13...range VLAN. Return to create an extended-range VLAN: Step 1 Step 2 Step 3 Command configure terminal vtp mode transparent vlan vlan-id Step 4 mtu mtu-size Step 5 remote-span Step 6 Step 7 Step 8 end show vlan internal usage privileged EXEC command. To save the VTP transparent mode configuration and...
Configuration Guide
Page 376
...8226; VTP configuration revision number • Update identity and update timestamp • MD5 digest VLAN configuration, including maximum transmission unit (MTU) size for each VLAN. • Frame format VTP advertisements distribute this VLAN information for each configured VLAN: • VLAN IDs ... features that the traffic must decide whether to parse. VTP Pruning VTP pruning increases network available bandwidth by default. 14-4 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Without VTP pruning, a switch floods broadcast, multicast, and unknown unicast traffic across...
...8226; VTP configuration revision number • Update identity and update timestamp • MD5 digest VLAN configuration, including maximum transmission unit (MTU) size for each VLAN. • Frame format VTP advertisements distribute this VLAN information for each configured VLAN: • VLAN IDs ... features that the traffic must decide whether to parse. VTP Pruning VTP pruning increases network available bandwidth by default. 14-4 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Without VTP pruning, a switch floods broadcast, multicast, and unknown unicast traffic across...
Configuration Guide
Page 415
...-provider network to be IEEE 802.1Q trunks, we recommend using ISL trunks for traffic on the switch is 1500 bytes. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 17-5 Figure 17-3 Potential Problem with IEEE 802.1Q Tunneling and Native VLANs Tag not added for VLAN 40 ...native VLAN a number outside that the native VLAN ID on the edge-switch trunk port is configured to process maximum frames by using the system mtu jumbo global configuration command. You can configure Fast Ethernet ports to solve this problem: • Use ISL trunks between core switches in the service...
...-provider network to be IEEE 802.1Q trunks, we recommend using ISL trunks for traffic on the switch is 1500 bytes. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 17-5 Figure 17-3 Potential Problem with IEEE 802.1Q Tunneling and Native VLANs Tag not added for VLAN 40 ...native VLAN a number outside that the native VLAN ID on the edge-switch trunk port is configured to process maximum frames by using the system mtu jumbo global configuration command. You can configure Fast Ethernet ports to solve this problem: • Use ISL trunks between core switches in the service...
Configuration Guide
Page 856
.... Recomputation is passed between 0 and 255 (255 is also responsible for feasible successors. EIGRP is 100 percent loading). • MTU: maximum transmission unit size of the new information received. The amount of time it finds to recompute the route affects the convergence time...The metric includes: • Bandwidth: 0 or greater kbps. • Delay (tens of microseconds): 0 or any positive integer. 35-36 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 An example is the IP EIGRP module, which is determined. Table 35-7 Default EIGRP Configuration Feature...
.... Recomputation is passed between 0 and 255 (255 is also responsible for feasible successors. EIGRP is 100 percent loading). • MTU: maximum transmission unit size of the new information received. The amount of time it finds to recompute the route affects the convergence time...The metric includes: • Bandwidth: 0 or greater kbps. • Delay (tens of microseconds): 0 or any positive integer. 35-36 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 An example is the IP EIGRP module, which is determined. Table 35-7 Default EIGRP Configuration Feature...
Configuration Guide
Page 901
...maximum transmission unit (MTU) size of the route in bytes in the range 0 to 294967295. To delete an entry, use the no route-map map tag global configuration command or the no match or no reliability. • loading- OL-8550-02 Catalyst 3750 Switch Software ...configuration commands. Effective bandwidth of successful packet transmission expressed as defined in the configuration file. Note that are advertised into another and control route distribution. Set the OSPF external metric type for the routing table. Set the BGP weight for redistributed routes. Display all ...
...maximum transmission unit (MTU) size of the route in bytes in the range 0 to 294967295. To delete an entry, use the no route-map map tag global configuration command or the no match or no reliability. • loading- OL-8550-02 Catalyst 3750 Switch Software ...configuration commands. Effective bandwidth of successful packet transmission expressed as defined in the configuration file. Note that are advertised into another and control route distribution. Set the OSPF external metric type for the routing table. Set the BGP weight for redistributed routes. Display all ...
Configuration Guide
Page 902
...protocols if a default mode is a combination of another routing protocol. For example, you have more control over a low-bandwidth, low-cost link. 35-82 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Redistribute routes from routing protocols. If no routes are redistributed...tag-value] [route-map map-tag] [weight weight] [subnets] Step 4 default-metric number Step 5 default-metric bandwidth delay reliability loading mtu Step 6 end Step 7 show route-map Step 8 copy running-config startup-config Purpose Enter global configuration mode. Cause the current routing ...
...protocols if a default mode is a combination of another routing protocol. For example, you have more control over a low-bandwidth, low-cost link. 35-82 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Redistribute routes from routing protocols. If no routes are redistributed...tag-value] [route-map map-tag] [weight weight] [subnets] Step 4 default-metric number Step 5 default-metric bandwidth delay reliability loading mtu Step 6 end Step 7 show route-map Step 8 copy running-config startup-config Purpose Enter global configuration mode. Cause the current routing ...
Configuration Guide
Page 913
...Chapter 36 Configuring IPv6 Unicast Routing Understanding IPv6 In the "Information About Implementing Basic Connectivity for IPv6" section, these sections apply to the Catalyst 3750 switch: • IPv6 Address Formats • IPv6 Address Type: Unicast • IPv6 Address Output Display • Simplified IPv6 Packet...describe the IPv6 protocol (RFC 2460) features supported by the switch: • 128-Bit Wide Unicast Addresses, page 36-3 • Path MTU Discovery for IPv6 (RFC 2080), and Open Shortest Path First (OSPF) Version 3 protocol (RFC 2740). Addresses with link-local source or...
...Chapter 36 Configuring IPv6 Unicast Routing Understanding IPv6 In the "Information About Implementing Basic Connectivity for IPv6" section, these sections apply to the Catalyst 3750 switch: • IPv6 Address Formats • IPv6 Address Type: Unicast • IPv6 Address Output Display • Simplified IPv6 Packet...describe the IPv6 protocol (RFC 2460) features supported by the switch: • 128-Bit Wide Unicast Addresses, page 36-3 • Path MTU Discovery for IPv6 (RFC 2080), and Open Shortest Path First (OSPF) Version 3 protocol (RFC 2740). Addresses with link-local source or...
Configuration Guide
Page 914
...address, one link-local unicast address, and zero or more privacy addresses). ICMPv6 The Internet Control Message Protocol (ICMP) in the DNS name-to-address and address-to-name lookup processes.... the "Implementing Basic Connectivity for IPv6" chapter in the Cisco IOS IPv6 Configuration Library at this URL: http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/122t...the system MTU to IPv6 nodes and path MTU discovery. DNS for IPv6 IPv6 introduces new Domain Name System (DNS) record types that do not originate neighbor-redirect messages. 36-4 Catalyst 3750 Switch ...
...address, one link-local unicast address, and zero or more privacy addresses). ICMPv6 The Internet Control Message Protocol (ICMP) in the DNS name-to-address and address-to-name lookup processes.... the "Implementing Basic Connectivity for IPv6" chapter in the Cisco IOS IPv6 Configuration Library at this URL: http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/122t...the system MTU to IPv6 nodes and path MTU discovery. DNS for IPv6 IPv6 introduces new Domain Name System (DNS) record types that do not originate neighbor-redirect messages. 36-4 Catalyst 3750 Switch ...
Configuration Guide
Page 923
...2001:0DB8:c18:1:20B:46FF:FE2F:D940, subnet is 2001:0DB8:c18:1::/64 [EUI] Joined group address(es): FF02::1 FF02::2 FF02::1:FF2F:D940 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ND DAD is enabled, number of DAD attempts: 1 ...command. When you select a new template, you must reload the switch by using the reload privileged EXEC command for addresses. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 36-13 To remove all manually configured IPv6 addresses from an interface, use the no switchport Switch(config-if)#...
...2001:0DB8:c18:1:20B:46FF:FE2F:D940, subnet is 2001:0DB8:c18:1::/64 [EUI] Joined group address(es): FF02::1 FF02::2 FF02::1:FF2F:D940 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ND DAD is enabled, number of DAD attempts: 1 ...command. When you select a new template, you must reload the switch by using the reload privileged EXEC command for addresses. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 36-13 To remove all manually configured IPv6 addresses from an interface, use the no switchport Switch(config-if)#...