Configuration Guide
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... Standby Cluster Command Switches 6-10 Virtual IP Addresses 6-11 Other Considerations for Cluster Standby Groups 6-11 Automatic Recovery of Cluster Configuration 6-12 IP Addresses 6-13 Hostnames 6-13 Passwords 6-14 SNMP Community Strings 6-14 Switch Clusters and Switch Stacks 6-15 TACACS+ and RADIUS 6-16 LRE Profiles... 6-16 Using the CLI to Manage Switch Clusters 6-16 Catalyst 1900 and Catalyst 2820 CLI Considerations 6-17 Using SNMP to ...
... Standby Cluster Command Switches 6-10 Virtual IP Addresses 6-11 Other Considerations for Cluster Standby Groups 6-11 Automatic Recovery of Cluster Configuration 6-12 IP Addresses 6-13 Hostnames 6-13 Passwords 6-14 SNMP Community Strings 6-14 Switch Clusters and Switch Stacks 6-15 TACACS+ and RADIUS 6-16 LRE Profiles... 6-16 Using the CLI to Manage Switch Clusters 6-16 Catalyst 1900 and Catalyst 2820 CLI Considerations 6-17 Using SNMP to ...
Configuration Guide
Page 9
...Static Enable Password 9-3 Protecting Enable and Enable Secret Passwords with Encryption 9-3 Disabling Password Recovery 9-5 Setting a Telnet Password for a Terminal Line 9-6 Configuring Username and Password Pairs 9-6 Configuring Multiple Privilege Levels 9-7 Setting the Privilege Level for a Command 9-8 Changing the Default Privilege Level for Lines 9-9 Logging into and Exiting a Privilege Level 9-9 Controlling Switch Access... and Network Services 9-16 Starting TACACS+ Accounting 9-17 Displaying the TACACS+ Configuration 9-17 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide ix
...Static Enable Password 9-3 Protecting Enable and Enable Secret Passwords with Encryption 9-3 Disabling Password Recovery 9-5 Setting a Telnet Password for a Terminal Line 9-6 Configuring Username and Password Pairs 9-6 Configuring Multiple Privilege Levels 9-7 Setting the Privilege Level for a Command 9-8 Changing the Default Privilege Level for Lines 9-9 Logging into and Exiting a Privilege Level 9-9 Controlling Switch Access... and Network Services 9-16 Starting TACACS+ Accounting 9-17 Displaying the TACACS+ Configuration 9-17 OL-8550-02 Catalyst 3750 Switch Software Configuration Guide ix
Configuration Guide
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...42-10 Monitoring and Maintaining Fallback Bridging 42-11 Troubleshooting 43-1 Recovering from a Software Failure 43-2 Recovering from a Lost or Forgotten Password 43-3 Procedure with Password Recovery Enabled 43-4 Procedure with Password Recovery Disabled 43-6 Preventing Switch Stack Problems 43-7 Recovering from a Command Switch Failure 43-8 Replacing a Failed Command Switch with a Cluster Member... 2 Traceroute 43-16 Understanding Layer 2 Traceroute 43-16 Usage Guidelines 43-16 Displaying the Physical Path 43-17 Contents OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxxvii
...42-10 Monitoring and Maintaining Fallback Bridging 42-11 Troubleshooting 43-1 Recovering from a Software Failure 43-2 Recovering from a Lost or Forgotten Password 43-3 Procedure with Password Recovery Enabled 43-4 Procedure with Password Recovery Disabled 43-6 Preventing Switch Stack Problems 43-7 Recovering from a Command Switch Failure 43-8 Replacing a Failed Command Switch with a Cluster Member... 2 Traceroute 43-16 Understanding Layer 2 Traceroute 43-16 Usage Guidelines 43-16 Displaying the Physical Path 43-17 Contents OL-8550-02 Catalyst 3750 Switch Software Configuration Guide xxxvii
Configuration Guide
Page 94
...server, or manually. Catalyst 3750 Switch Software Configuration Guide 3-2 OL-8550-02 Normally, the boot loader is used . Note You can also configure a hostname and an enable secret password. For more information about the setup program, see the "Disabling Password Recovery" section on page 9-5.... Assigning Switch Information Chapter 3 Assigning the Switch IP Address and Default Gateway The normal boot process involves the operation of the boot loader software, which control where physical memory is not ...
...server, or manually. Catalyst 3750 Switch Software Configuration Guide 3-2 OL-8550-02 Normally, the boot loader is used . Note You can also configure a hostname and an enable secret password. For more information about the setup program, see the "Disabling Password Recovery" section on page 9-5.... Assigning Switch Information Chapter 3 Assigning the Switch IP Address and Default Gateway The normal boot process involves the operation of the boot loader software, which control where physical memory is not ...
Configuration Guide
Page 165
The Cisco IOS commands then operate as follows: • If the command-switch ...map to control the forwarding of messages between the SNMP management station and the cluster member switches. For more information about the Catalyst 1900 and Catalyst 2820 switches, refer to 16 switch stacks. On Catalyst 1900 and Catalyst 2820 switches...instructions on the cluster command switch. For more information about switch stack and switch cluster, see the "Disabling Password Recovery" section on the cluster command switch and propagates them to access the menu console. Using SNMP to enter...
The Cisco IOS commands then operate as follows: • If the command-switch ...map to control the forwarding of messages between the SNMP management station and the cluster member switches. For more information about the Catalyst 1900 and Catalyst 2820 switches, refer to 16 switch stacks. On Catalyst 1900 and Catalyst 2820 switches...instructions on the cluster command switch. For more information about switch stack and switch cluster, see the "Disabling Password Recovery" section on the cluster command switch and propagates them to access the menu console. Using SNMP to enter...
Configuration Guide
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... Multiple Privilege Levels, page 9-7 Default Password and Privilege Level Configuration Table 9-1 shows the default password and privilege level configuration. These sections contain this section, see the "Controlling Switch Access with Encryption, page 9-3 • Disabling Password Recovery, page 9-5 • Setting a Telnet Password for the commands used in this configuration information: • Default Password and Privilege Level Configuration, page...
... Multiple Privilege Levels, page 9-7 Default Password and Privilege Level Configuration Table 9-1 shows the default password and privilege level configuration. These sections contain this section, see the "Controlling Switch Access with Encryption, page 9-3 • Disabling Password Recovery, page 9-5 • Setting a Telnet Password for the commands used in this configuration information: • Default Password and Privilege Level Configuration, page...
Configuration Guide
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...loader prompt (switch:) after the switch is returned to the switch password by using the boot manual global configuration command. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 9-5 Note If you disable password recovery, we recommend that you can interrupt the boot process only by ... and is accessible by the boot loader and the Cisco IOS image, but the configuration file (config.text) and the VLAN database file (vlan.dat) are deleted. To re-enable password recovery, use the service password-recovery global configuration command. This setting is saved in VTP...
...loader prompt (switch:) after the switch is returned to the switch password by using the boot manual global configuration command. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 9-5 Note If you disable password recovery, we recommend that you can interrupt the boot process only by ... and is accessible by the boot loader and the Cisco IOS image, but the configuration file (config.text) and the VLAN database file (vlan.dat) are deleted. To re-enable password recovery, use the service password-recovery global configuration command. This setting is saved in VTP...
Configuration Guide
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...access to the Cisco IOS software on the Catalyst 3750 switch. Depending on the nature of these sections: • Recovering from a Software Failure, page 43-2 • Recovering from a Lost or Forgotten Password, page 43...-3 • Preventing Switch Stack Problems, page 43-7 • Recovering from a Command Switch Failure, page 43-8 • Recovering from Lost Cluster Member Connectivity, page 43-12 Note Recovery...
...access to the Cisco IOS software on the Catalyst 3750 switch. Depending on the nature of these sections: • Recovering from a Software Failure, page 43-2 • Recovering from a Lost or Forgotten Password, page 43...-3 • Preventing Switch Stack Problems, page 43-7 • Recovering from a Command Switch Failure, page 43-8 • Recovering from Lost Cluster Member Connectivity, page 43-12 Note Recovery...
Configuration Guide
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...anything other than 9600, it is operating properly. If you enter the service password-recovery or no service password-recovery command on and by using the Xmodem Protocol. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-3 Delete the flash:image_filename.bin file from ... to reset a password when password recovery has been disabled, a status message shows this feature by allowing an end user to reset a password only by interrupting the boot process during the recovery process. Follow the steps in the stack. Boot the newly downloaded Cisco IOS image.
...anything other than 9600, it is operating properly. If you enter the service password-recovery or no service password-recovery command on and by using the Xmodem Protocol. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-3 Delete the flash:image_filename.bin file from ... to reset a password when password recovery has been disabled, a status message shows this feature by allowing an end user to reset a password only by interrupting the boot process during the recovery process. Follow the steps in the stack. Boot the newly downloaded Cisco IOS image.
Configuration Guide
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... the flash file system: switch: flash_init If you see a message that begins with Password Recovery Disabled" section on page 43-6, and follow the steps. • If you see a message that of flash: 43-4 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Continue pressing the Mode button until the ... system has been interrupted prior to 9600 baud. Reconnect the power cord to match that begins with instructions, informing you if the password recovery procedure has been disabled or not. • If you had set the console port speed to anything other than 9600, it has...
... the flash file system: switch: flash_init If you see a message that begins with Password Recovery Disabled" section on page 43-6, and follow the steps. • If you see a message that of flash: 43-4 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Continue pressing the Mode button until the ... system has been interrupted prior to 9600 baud. Reconnect the power cord to match that begins with instructions, informing you if the password recovery procedure has been disabled or not. • If you had set the console port speed to anything other than 9600, it has...
Configuration Guide
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... total (10003456 bytes free) 43-6 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Step 1 Step 2 Step 3 Elect to the boot loader prompt through the password-recovery mechanism is disallowed at this message appears: The password-recovery mechanism has been triggered, but is ...switch: dir flash: The switch file system appears: Directory of all existing configurations. Access to continue with Password Recovery Disabled If the password-recovery mechanism is currently disabled. Caution Returning the switch to the default configuration (y/n)? you cannot access the boot...
... total (10003456 bytes free) 43-6 Catalyst 3750 Switch Software Configuration Guide OL-8550-02 Step 1 Step 2 Step 3 Elect to the boot loader prompt through the password-recovery mechanism is disallowed at this message appears: The password-recovery mechanism has been triggered, but is ...switch: dir flash: The switch file system appears: Directory of all existing configurations. Access to continue with Password Recovery Disabled If the password-recovery mechanism is currently disabled. Caution Returning the switch to the default configuration (y/n)? you cannot access the boot...
Configuration Guide
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... (config)# enable secret password The secret password can be from 1 to or remove from the switch stack are prompted to Step 9, power on any connected stack members and wait until they have completely initialized. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-7 Step 9 Write ... the interface, enter the interface vlan vlan-id global configuration command, and specify the VLAN ID of the shutdown interface. To continue with password recovery, enter N at the prompt: Continue with a number, is in the hardware installation guide. Step 10 You must now reconfigure the switch...
... (config)# enable secret password The secret password can be from 1 to or remove from the switch stack are prompted to Step 9, power on any connected stack members and wait until they have completely initialized. OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-7 Step 9 Write ... the interface, enter the interface vlan vlan-id global configuration command, and specify the VLAN ID of the shutdown interface. To continue with password recovery, enter N at the prompt: Continue with a number, is in the hardware installation guide. Step 10 You must now reconfigure the switch...
Configuration Guide
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... configure terminal Enter configuration commands, one per line. Switch(config)# end Switch# OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-9 Insert the member switch in the same cluster, follow these... page 43-9 • Replacing a Failed Command Switch with Another Switch, page 43-11 These recovery procedures require that is command-capable, making a note of the failed command switch. At the..., enter privileged EXEC mode: Switch> enable Switch# Enter the password of the command-switch password, and cabling your cluster to provide redundant connectivity between the member...
... configure terminal Enter configuration commands, one per line. Switch(config)# end Switch# OL-8550-02 Catalyst 3750 Switch Software Configuration Guide 43-9 Insert the member switch in the same cluster, follow these... page 43-9 • Replacing a Failed Command Switch with Another Switch, page 43-11 These recovery procedures require that is command-capable, making a note of the failed command switch. At the..., enter privileged EXEC mode: Switch> enable Switch# Enter the password of the command-switch password, and cabling your cluster to provide redundant connectivity between the member...
Configuration Guide
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See the Catalyst 3750 Integrated Wireless LAN Controller Switch Getting Started Guide for information about the switch password recovery procedure.) - They are managed separately. Internal Ports The two internal Gigabit Ethernet ports connect the switch and controller hardware. The links are automatically configured to use the GUI or WCS, you power on the controller. - Both maintain separate configuration files, which...
See the Catalyst 3750 Integrated Wireless LAN Controller Switch Getting Started Guide for information about the switch password recovery procedure.) - They are managed separately. Internal Ports The two internal Gigabit Ethernet ports connect the switch and controller hardware. The links are automatically configured to use the GUI or WCS, you power on the controller. - Both maintain separate configuration files, which...
Configuration Guide
Page 1157
... CLI 6-16 through SNMP 6-17 planning 6-4 planning considerations automatic discovery 6-5 automatic recovery 6-10 CLI 6-16 host names 6-13 IP addresses 6-13 LRE profiles 6-16 passwords 6-14 RADIUS 6-16 SNMP 6-14, 6-17 switch stacks 6-15 TACACS+ 6-16... See also candidate switch, command switch, cluster standby group, member switch, and standby command switch cluster standby group and HSRP group 39-11 automatic recovery 6-12 considerations 6-11 defined 6-2 requirements 6-3 virtual IP address 6-11 See also HSRP Catalyst...
... CLI 6-16 through SNMP 6-17 planning 6-4 planning considerations automatic discovery 6-5 automatic recovery 6-10 CLI 6-16 host names 6-13 IP addresses 6-13 LRE profiles 6-16 passwords 6-14 RADIUS 6-16 SNMP 6-14, 6-17 switch stacks 6-15 TACACS+ 6-16... See also candidate switch, command switch, cluster standby group, member switch, and standby command switch cluster standby group and HSRP group 39-11 automatic recovery 6-12 considerations 6-11 defined 6-2 requirements 6-3 virtual IP address 6-11 See also HSRP Catalyst...
Configuration Guide
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... levels 9-8 command switch accessing 6-11 active (AC) 6-10 configuration conflicts 43-12 defined 6-2 passive (PC) 6-10 password privilege levels 6-17 priority 6-10 recovery from command-switch failure 6-10, 43-8 from lost member connectivity 43-12 redundant 6-10 replacing with another switch 43-11... with cluster member 43-9 requirements 6-3 standby (SC) 6-10 IN-8 Catalyst 3750 Switch Software Configuration Guide command switch ...
... levels 9-8 command switch accessing 6-11 active (AC) 6-10 configuration conflicts 43-12 defined 6-2 passive (PC) 6-10 password privilege levels 6-17 priority 6-10 recovery from command-switch failure 6-10, 43-8 from lost member connectivity 43-12 redundant 6-10 replacing with another switch 43-11... with cluster member 43-9 requirements 6-3 standby (SC) 6-10 IN-8 Catalyst 3750 Switch Software Configuration Guide command switch ...
Configuration Guide
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...(continued) invalid combinations when copying C-5 limiting TFTP server access 31-16 obtaining with DHCP 3-7 password recovery disable considerations 9-5 specifying the filename 3-12 system contact and location information 31-15 types and location...14-4 console port, connecting to 2-11 conventions command xliv for examples xliv publication xliv text xliv corrupted software, recovery steps with Xmodem 43-2 CoS in Layer 2 frames 33-2 override priority 15-6 trust priority 15-6 CoS input... output 43-21 using commands 43-20 default commands 2-4 Catalyst 3750 Switch Software Configuration Guide IN-9
...(continued) invalid combinations when copying C-5 limiting TFTP server access 31-16 obtaining with DHCP 3-7 password recovery disable considerations 9-5 specifying the filename 3-12 system contact and location information 31-15 types and location...14-4 console port, connecting to 2-11 conventions command xliv for examples xliv publication xliv text xliv corrupted software, recovery steps with Xmodem 43-2 CoS in Layer 2 frames 33-2 override priority 15-6 trust priority 15-6 CoS input... output 43-21 using commands 43-20 default commands 2-4 Catalyst 3750 Switch Software Configuration Guide IN-9
Configuration Guide
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...-19 PAgP Layer 2 protocol tunneling 17-9 See EtherChannel parallel paths, in routing tables 35-76 passive interfaces configuring 35-86 OSPF 35-32 passwords default configuration 9-2 disabling recovery of 9-5 encrypting 9-3 for security 1-8 in clusters 6-14 overview 9-1 recovery of 43-3 setting enable 9-3 enable secret 9-3 Telnet 9-6 with usernames 9-6 Catalyst 3750 Switch Software Configuration Guide IN-31
...-19 PAgP Layer 2 protocol tunneling 17-9 See EtherChannel parallel paths, in routing tables 35-76 passive interfaces configuring 35-86 OSPF 35-32 passwords default configuration 9-2 disabling recovery of 9-5 encrypting 9-3 for security 1-8 in clusters 6-14 overview 9-1 recovery of 43-3 setting enable 9-3 enable secret 9-3 Telnet 9-6 with usernames 9-6 Catalyst 3750 Switch Software Configuration Guide IN-31