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#Reset cisco 2950 switch to default full
#Reset cisco 2950 switch to default software
#Reset cisco 2950 switch to default series
#Reset cisco 2950 switch to default mac

Step 3.- Reload your cisco switch to complete the restoration.įor those users unable to log into their switches. Step 1.- Start by connecting your cisco switch via a console cable that will be also connected to the same console.

#Reset cisco 2950 switch to default series

We want to provide you information and sample command logs to reset your Cisco 2960 series switches easily.įor those users who can log into their switches. Restoration is always helpful, mainly if your switch configuration has become very complex or if you want to move it from one network to another. Resetting your cisco switch to factory defaults will allow you to configure it again as a new switch. Switch# show startup-config startup-config is not present Switch# copy running-config startup-config Destination filename ? Building configuration.Just like McDonald's workers serve cheeseburgers every day, you will frequently be resetting Cisco switches if you work in networking. Compiled Tue 26-Oct-10 10:35 by nburra 00:00:20: %SNMP-5-COLDSTART: SNMP agent on host Switch is undergoing a cold start Press RETURN to get started! Switch> 00:00:48: %LINK-5-CHANGED: Interface Vlan1, changed state to administratively down

#Reset cisco 2950 switch to default software

System Configuration Dialog - Would you like to enter the initial configuration dialog? :no 00:00:16: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan 00:00:20: %SYS-5-RESTART: System restarted - Cisco Internetwork Operating System Software IOS (tm) C2950 Software (C2950-I6K2L2Q4-M), Version 12.1(22)EA14, RELEASE SOFTWARE (fc1) Technical Support: Copyright (c) 1986-2010 by cisco Systems, Inc. Boot Sector Filesystem (bs:) installed, fsid: 3 Parameter Block Filesystem (pb:) installed, fsid: 4 switch: dir flash: Directory of flash:/Ģ -rwx 112 info 3 -rwx 3722814 4 drwx 4416 html 331 -rwx 112 info.ver 332 -rwx 316 env_vars 333 -rwx 1343 config.text 334 -rwx 24 private-config.text 2089984 bytes available (5651456 bytes used) switch: rename flash:config.text flash:config-old.text switch: dir flash: Directory of flash:/ 2 -rwx 112 info 3 -rwx 3722814 4 drwx 4416 html 331 -rwx 112 info.ver 332 -rwx 316 env_vars 333 -rwx 1343 config-old.text 334 -rwx 24 private-config.text 2089984 bytes available (5651456 bytes used) switch: rename flash:private-config.text flash:private-old.text switch: dir flash: Directory of flash:/ 2 -rwx 112 info 3 -rwx 3722814 4 drwx 4416 html 331 -rwx 112 info.ver 332 -rwx 316 env_vars 333 -rwx 1343 config-old.text 334 -rwx 24 private-old.text 2089984 bytes available (5651456 bytes used) switch: boot Loading "flash:". flashfs: 329 files, 5 directories flashfs: 0 orphaned files, 0 orphaned directories flashfs: Total bytes: 7741440 flashfs: Bytes used: 5651456 flashfs: Bytes available: 2089984 flashfs: flashfs fsck took 7 seconds.done initializing flash. The following commands will initialize the flash filesystem, and finish loading the operating system software: flash_init load_helper boot switch: flash_init Initializing Flash. The system has been interrupted prior to initializing the flash filesystem.

#Reset cisco 2950 switch to default mac

Base ethernet MAC Address: 00:0c:ce:22:a7:c0 Xmodem file system is available.

#Reset cisco 2950 switch to default full

Enter “copy running-config startup-config” to create a new blank startup configĬLI in Full C2950 Boot Loader (C2950-HBOOT-M) Version 12.1(11r)EA1, RELEASE SOFTWARE (fc1) Compiled Mon 22-Jul-02 17:18 by antonino WS-C2950T-24 starting.

Enter “no” to the initial configuration dialog.

Enter “boot” to initiate the device boot sequence.

Enter “rename flash:private-config.text flash:private-old.text” to remove VLANs.

Enter “rename flash:config.text flash:config-old.text” to remove startup config.

Enter “flash_init” to initialize flash memory.

Plug in power cable while holding down MODE button to interrupt boot sequence.

Begin from an unpowered state with power cable unplugged from the switch.

You could theoretically delete these instead of renaming them instead. The process below assumes that you, like me, want to keep the old configuration files. Perhaps you purchased a switch for your home lab off of the internet and it didn’t get wiped before it got sent out to you or perhaps your company acquired a new contract at an existing property where the old tenant left behind their network hardware but did not provide any of the access information.

There are several instances where you may need to reset a Cisco switch back to a blank configuration.