Command Reference
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Before using this guide, you need about the standard Cisco IOS Release 12.2 commands, see the release notes for this release. 78-16405-05 Catalyst 3560 Switch Command Reference xix It includes Layer 2+ features and full Layer 3 routing (IP unicast routing, IP multicast routing, ...is for configuring your switch. This guide does not describe system messages you should have experience working with the Cisco IOS commands and the switch software features. For information about the Layer 2 and Layer 3 commands that you should have experience working with the concepts...
Before using this guide, you need about the standard Cisco IOS Release 12.2 commands, see the release notes for this release. 78-16405-05 Catalyst 3560 Switch Command Reference xix It includes Layer 2+ features and full Layer 3 routing (IP unicast routing, IP multicast routing, ...is for configuring your switch. This guide does not describe system messages you should have experience working with the Cisco IOS commands and the switch software features. For information about the Layer 2 and Layer 3 commands that you should have experience working with the concepts...
Command Reference
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... this URL: http://tools.cisco.com/RPF/register/register.do Note Use the Cisco Product Identification (CPI) tool to all tools on the Cisco Technical Support & Documentation website requires a Cisco.com user ID and password. Locate the serial number label on Cisco.com features extensive online support resources.... In addition, if you do not have a user ID or password, you can access the CPI tool from the Alphabetical Index drop-down or severely degraded.) Cisco engineers are assigned immediately to ...
... this URL: http://tools.cisco.com/RPF/register/register.do Note Use the Cisco Product Identification (CPI) tool to all tools on the Cisco Technical Support & Documentation website requires a Cisco.com user ID and password. Locate the serial number label on Cisco.com features extensive online support resources.... In addition, if you do not have a user ID or password, you can access the CPI tool from the Alphabetical Index drop-down or severely degraded.) Cisco engineers are assigned immediately to ...
Command Reference
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...-vlan • VLAN configuration • Line configuration 78-16405-05 Catalyst 3560 Switch Command Reference 1-1 For a complete description of the commands that support these features, see the Cisco IOS Release 12.2 Command Summary. For information on the boot loader commands, see Appendix C, "Catalyst 3560 Switch Show Platform Commands." For more information on...
...-vlan • VLAN configuration • Line configuration 78-16405-05 Catalyst 3560 Switch Command Reference 1-1 For a complete description of the commands that support these features, see the Cisco IOS Release 12.2 Command Summary. For information on the boot loader commands, see Appendix C, "Catalyst 3560 Switch Show Platform Commands." For more information on...
Command Reference
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... of commands, enter a question mark (?) at the prompt. To display a comprehensive list of those commands contained in user EXEC command mode. Switch> ? To return to features that affect the device as a whole. The privileged EXEC mode prompt is case sensitive. Global Configuration Mode Global configuration commands apply to user EXEC mode...
... of commands, enter a question mark (?) at the prompt. To display a comprehensive list of those commands contained in user EXEC command mode. Switch> ? To return to features that affect the device as a whole. The privileged EXEC mode prompt is case sensitive. Global Configuration Mode Global configuration commands apply to user EXEC mode...
Command Reference
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...Switch Command Reference 1-6 78-16405-05 auto-QoS = automatic quality of the auto-QoS2 feature. 1. Commands Changed in Cisco IOS 12.2(20)SE Chapter 1 Using the Command-Line Interface Commands Changed in software releases before Cisco IOS Release 12.2(20)SE. IGMP = Internet Group Management Protocol 2. Table 1-2 Commands ... 12.2(20)SE Table 1-2 lists describes the commands that have the same function but different syntax than Cisco IOS Release 12.2(20)SE Cisco IOS Release 12.2(20)SE or later Description show ip igmp snooping show ip igmp snooping Displays the IGMP1 snooping ...
...Switch Command Reference 1-6 78-16405-05 auto-QoS = automatic quality of the auto-QoS2 feature. 1. Commands Changed in Cisco IOS 12.2(20)SE Chapter 1 Using the Command-Line Interface Commands Changed in software releases before Cisco IOS Release 12.2(20)SE. IGMP = Internet Group Management Protocol 2. Table 1-2 Commands ... 12.2(20)SE Table 1-2 lists describes the commands that have the same function but different syntax than Cisco IOS Release 12.2(20)SE Cisco IOS Release 12.2(20)SE or later Description show ip igmp snooping show ip igmp snooping Displays the IGMP1 snooping ...
Command Reference
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... the archive upload-sw privileged EXEC command to upload an existing switch image to be uploaded. After these files are uploaded in this sequence: the Cisco IOS image, the HTML files, and info. The destination URL alias for the TFTP: tftp:[[//location]/directory]/image-name.tar The image-name.tar is... string of software image to a server. These options are case sensitive. 78-16405-05 Catalyst 3560 Switch Command Reference 2-13 Usage Guidelines Use the upload feature only if the HTML files associated with the embedded device manager have been installed with the existing image.
... the archive upload-sw privileged EXEC command to upload an existing switch image to be uploaded. After these files are uploaded in this sequence: the Cisco IOS image, the HTML files, and info. The destination URL alias for the TFTP: tftp:[[//location]/directory]/image-name.tar The image-name.tar is... string of software image to a server. These options are case sensitive. 78-16405-05 Catalyst 3560 Switch Command Reference 2-13 Usage Guidelines Use the upload feature only if the HTML files associated with the embedded device manager have been installed with the existing image.
Command Reference
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...settings in Table 2-2 and Table 2-3. • When you enter the auto qos voip cisco-phone interface configuration command on which you enable auto-QoS. When you enable the auto-QoS feature on another port, only the auto-QoS-generated interface configuration commands for routed ports in its...voice VLAN access, and trunk ports. To use the new policy map instead of the generated commands to fail or to a Cisco IP Phone, the switch enables the trusted boundary feature. Any user-entered configuration that traffic has already been classified by the interface configuration commands. When...
...settings in Table 2-2 and Table 2-3. • When you enter the auto qos voip cisco-phone interface configuration command on which you enable auto-QoS. When you enable the auto-QoS feature on another port, only the auto-QoS-generated interface configuration commands for routed ports in its...voice VLAN access, and trunk ports. To use the new policy map instead of the generated commands to fail or to a Cisco IP Phone, the switch enables the trusted boundary feature. Any user-entered configuration that traffic has already been classified by the interface configuration commands. When...
Command Reference
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... Related Commands Command debug auto qos mls qos cos mls qos map {cos-dscp dscp1 ... Defines the default CoS value of the auto-QoS feature. Displays auto-QoS information. dscp8 | dscp-cos dscp-list to cos} mls qos queue-set output buffers mls qos srr-queue input bandwidth ... show auto qos interface interface-id privileged EXEC command. Allocates the buffers between the ingress queues. auto qos voip Chapter 2 Catalyst 3560 Switch Cisco IOS Commands To disable auto-QoS on a port, use the no mls qos global configuration command to disable the auto-QoS-generated global configuration...
... Related Commands Command debug auto qos mls qos cos mls qos map {cos-dscp dscp1 ... Defines the default CoS value of the auto-QoS feature. Displays auto-QoS information. dscp8 | dscp-cos dscp-list to cos} mls qos queue-set output buffers mls qos srr-queue input bandwidth ... show auto qos interface interface-id privileged EXEC command. Allocates the buffers between the ingress queues. auto qos voip Chapter 2 Catalyst 3560 Switch Cisco IOS Commands To disable auto-QoS on a port, use the no mls qos global configuration command to disable the auto-QoS-generated global configuration...
Command Reference
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Chapter 2 Catalyst 3560 Switch Cisco IOS Commands clear mac address-table Related Commands Command mac address-table notification show mac address-table show mac address-table notification snmp trap mac-notification Description Enables the MAC address notification feature. Displays the MAC address table static and dynamic entries. Displays the MAC address notification settings...
Chapter 2 Catalyst 3560 Switch Cisco IOS Commands clear mac address-table Related Commands Command mac address-table notification show mac address-table show mac address-table notification snmp trap mac-notification Description Enables the MAC address notification feature. Displays the MAC address table static and dynamic entries. Displays the MAC address notification settings...
Command Reference
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Sets the maximum number of times that the switch restarts the authentication process before a port changes to the unauthorized state. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x auth-fail max-attempts Related Commands Command dot1x auth-fail vlan [vlan id] dot1x max-reauth-req [count] show dot1x [interface interface-id] Description Enables the optional restricted VLAN feature. Displays IEEE 802.1x status for the specified port. 78-16405-05 Catalyst 3560 Switch Command Reference 2-83
Sets the maximum number of times that the switch restarts the authentication process before a port changes to the unauthorized state. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x auth-fail max-attempts Related Commands Command dot1x auth-fail vlan [vlan id] dot1x max-reauth-req [count] show dot1x [interface interface-id] Description Enables the optional restricted VLAN feature. Displays IEEE 802.1x status for the specified port. 78-16405-05 Catalyst 3560 Switch Command Reference 2-83
Command Reference
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... in the critical-authentication state, Windows XP might not re-initiate the DHCP configuration process. Defaults The inaccessible authentication bypass feature is disabled. If the Windows XP client is configured for DHCP and has an IP address from the DHCP server, ... Command Reference 78-16405-05 You can configure the inaccessible bypass feature and port security on a critical port might report that the interface is not authenticated. dot1x critical Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x critical Use the dot1x critical interface configuration command...
... in the critical-authentication state, Windows XP might not re-initiate the DHCP configuration process. Defaults The inaccessible authentication bypass feature is disabled. If the Windows XP client is configured for DHCP and has an IP address from the DHCP server, ... Command Reference 78-16405-05 You can configure the inaccessible bypass feature and port security on a critical port might report that the interface is not authenticated. dot1x critical Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x critical Use the dot1x critical interface configuration command...
Command Reference
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...-id] Description Displays IEEE 802.1x status for the specified port. 78-16405-05 Catalyst 3560 Switch Command Reference 2-89 Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x critical Examples This example shows how to enable the inaccessible authentication bypass feature on port 1: Switch# configure terminal Enter configuration commands, one per line.
...-id] Description Displays IEEE 802.1x status for the specified port. 78-16405-05 Catalyst 3560 Switch Command Reference 2-89 Chapter 2 Catalyst 3560 Switch Cisco IOS Commands dot1x critical Examples This example shows how to enable the inaccessible authentication bypass feature on port 1: Switch# configure terminal Enter configuration commands, one per line.
Command Reference
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...guest VLAN. Guest VLANs are allowed access when the switch port is not supported on the connected IEEE 802.1x client type. The guest VLAN feature is moved to specify VLAN 5 as an IEEE 802.1x guest VLAN: Switch(config)# dot1x guest-vlan supplicant Switch(config)# interface gigabitethernet0/1 Switch... only on which a DHCP client is already in single-host or multiple-hosts mode. dot1x guest-vlan Chapter 2 Catalyst 3560 Switch Cisco IOS Commands With Cisco IOS Release 12.2(25)SE and later, the switch maintains the EAPOL packet history. If an IEEE 802.1x-capable client joins the...
...guest VLAN. Guest VLANs are allowed access when the switch port is not supported on the connected IEEE 802.1x client type. The guest VLAN feature is moved to specify VLAN 5 as an IEEE 802.1x guest VLAN: Switch(config)# dot1x guest-vlan supplicant Switch(config)# interface gigabitethernet0/1 Switch... only on which a DHCP client is already in single-host or multiple-hosts mode. dot1x guest-vlan Chapter 2 Catalyst 3560 Switch Cisco IOS Commands With Cisco IOS Release 12.2(25)SE and later, the switch maintains the EAPOL packet history. If an IEEE 802.1x-capable client joins the...
Command Reference
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...a Layer 2 protocol-tunnel error-disabled cause. Note On the Catalyst 3560 switch, this command to disable the error-disabled detection feature. Enable error detection for an invalid Gigabit Interface Converter (GBIC) module. Command Default Detection is enabled for the Dynamic Trunking Protocol...(ARP) inspection. Enable error detection for a specific cause or all causes. errdisable detect cause Chapter 2 Catalyst 3560 Switch Cisco IOS Commands errdisable detect cause Use the errdisable detect cause global configuration command to enable error-disabled detection for the Port Aggregation...
...a Layer 2 protocol-tunnel error-disabled cause. Note On the Catalyst 3560 switch, this command to disable the error-disabled detection feature. Enable error detection for an invalid Gigabit Interface Converter (GBIC) module. Command Default Detection is enabled for the Dynamic Trunking Protocol...(ARP) inspection. Enable error detection for a specific cause or all causes. errdisable detect cause Chapter 2 Catalyst 3560 Switch Cisco IOS Commands errdisable detect cause Use the errdisable detect cause global configuration command to enable error-disabled detection for the Port Aggregation...
Command Reference
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...global configuration command to configure the switch to disable this command to not create the extended crashinfo file. For syntax information, select Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 > File Management Commands > Configuration File Management Commands. 78-16405-05 Catalyst 3560... configuration command on the stack members fail. The extended crashinfo file includes additional information that failed, a list of this feature. Use the no exception crashinfo You can help determine the cause of the switch failure. Use the no arguments or keywords...
...global configuration command to configure the switch to disable this command to not create the extended crashinfo file. For syntax information, select Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 > File Management Commands > Configuration File Management Commands. 78-16405-05 Catalyst 3560... configuration command on the stack members fail. The extended crashinfo file includes additional information that failed, a list of this feature. Use the no exception crashinfo You can help determine the cause of the switch failure. Use the no arguments or keywords...
Command Reference
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interface vlan Chapter 2 Catalyst 3560 Switch Cisco IOS Commands interface vlan Use the interface vlan global configuration command to create or access a dynamic switch virtual interface (SVI) and to 4094. The vlan-... command to reallocate system hardware resources based on CPU utilization due to delete an SVI. Use the no form of other features being configured might have an impact on templates and feature tables. Command Modes Global configuration Command History Release 12.1(19)EA1 Modification This command was introduced. The interrelationship between the...
interface vlan Chapter 2 Catalyst 3560 Switch Cisco IOS Commands interface vlan Use the interface vlan global configuration command to create or access a dynamic switch virtual interface (SVI) and to 4094. The vlan-... command to reallocate system hardware resources based on CPU utilization due to delete an SVI. Use the no form of other features being configured might have an impact on templates and feature tables. Command Modes Global configuration Command History Release 12.1(19)EA1 Modification This command was introduced. The interrelationship between the...
Command Reference
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...Management Commands > Configuration File Management Commands. 2-126 Catalyst 3560 Switch Command Reference 78-16405-05 ip address Chapter 2 Catalyst 3560 Switch Cisco IOS Commands If your settings by entering the show running-config Description Displays the running -config privileged EXEC command. however, the interrelationship between... is not limited by software; For more information, see the sdm prefer command. The number of other features being configured might have an IP address assigned to hardware limitations. A Layer 3 switch can have an impact on templates and...
...Management Commands > Configuration File Management Commands. 2-126 Catalyst 3560 Switch Command Reference 78-16405-05 ip address Chapter 2 Catalyst 3560 Switch Cisco IOS Commands If your settings by entering the show running-config Description Displays the running -config privileged EXEC command. however, the interrelationship between... is not limited by software; For more information, see the sdm prefer command. The number of other features being configured might have an IP address assigned to hardware limitations. A Layer 3 switch can have an impact on templates and...
Command Reference
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... interval seconds none Specify an upper limit for that trust state. Configure appropriate rates on an interface. The error-disabled recovery feature automatically removes the port from using all trusted interfaces. ip arp inspection limit {rate pps [burst interval seconds] | none}.... Command Modes Interface configuration Command History Release 12.2(20)SE Modification This command was introduced. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands ip arp inspection limit ip arp inspection limit Use the ip arp inspection limit interface configuration command to its ...
... interval seconds none Specify an upper limit for that trust state. Configure appropriate rates on an interface. The error-disabled recovery feature automatically removes the port from using all trusted interfaces. ip arp inspection limit {rate pps [burst interval seconds] | none}.... Command Modes Interface configuration Command History Release 12.2(20)SE Modification This command was introduced. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands ip arp inspection limit ip arp inspection limit Use the ip arp inspection limit interface configuration command to its ...
Command Reference
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...the database agent continues to save the DHCP snooping binding database in progress. ip dhcp snooping database Chapter 2 Catalyst 3560 Switch Cisco IOS Commands Usage Guidelines The DHCP snooping binding database can be written to it. Configures the DHCP snooping binding database. You... be initiated while this one is synchronized with NTP. To ensure that Network Time Protocol (NTP) is enabled and configured for these features: • NTP authentication • NTP peer and server associations • NTP broadcast service • NTP access restrictions • NTP...
...the database agent continues to save the DHCP snooping binding database in progress. ip dhcp snooping database Chapter 2 Catalyst 3560 Switch Cisco IOS Commands Usage Guidelines The DHCP snooping binding database can be written to it. Configures the DHCP snooping binding database. You... be initiated while this one is synchronized with NTP. To ensure that Network Time Protocol (NTP) is enabled and configured for these features: • NTP authentication • NTP peer and server associations • NTP broadcast service • NTP access restrictions • NTP...
Command Reference
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... field in the packet. The switch inspects the remote ID and possibly the circuit ID fields to take effect. When the option-82 feature is enabled and a switch receives a DHCP request from which the packet is inserted. The DHCP server unicasts the reply to the switch...History Release 12.1(19)EA1 Modification This command was relayed to a single remote ID or a circuit ID. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands ip dhcp snooping information option ip dhcp snooping information option Use the ip dhcp snooping information option global configuration command to disable ...
... field in the packet. The switch inspects the remote ID and possibly the circuit ID fields to take effect. When the option-82 feature is enabled and a switch receives a DHCP request from which the packet is inserted. The DHCP server unicasts the reply to the switch...History Release 12.1(19)EA1 Modification This command was relayed to a single remote ID or a circuit ID. Chapter 2 Catalyst 3560 Switch Cisco IOS Commands ip dhcp snooping information option ip dhcp snooping information option Use the ip dhcp snooping information option global configuration command to disable ...