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RESET CISCO 2950 SWITCH TO DEFAULT HOW TO
RESET CISCO 2950 SWITCH TO DEFAULT INSTALL
RESET CISCO 2950 SWITCH TO DEFAULT SERIAL
RESET CISCO 2950 SWITCH TO DEFAULT DRIVERS
RESET CISCO 2950 SWITCH TO DEFAULT SOFTWARE

Rename flash:config.text flash:config.old This will give you a directory listing of the flash storage.The command prompt will return immediately, then type:ĭir flash: (yes, you need to enter the colon ( :) after the word “flash”).

The switch will say “Initializing Flash…” and run for a bit.At this point the terminal display should yield the following prompt:.Release the “Mode” button once the “Stat” stops blinking green (~5 sec).Press and hold the “Mode” button while plugging in the switch.To start the password recovery procedure for the Catalyst 2950, just follow the instructions in the link above. We are interesting in the documentation for Password Recovery of the Cisco Catalyst Layer 2 fixed configuration switches 2900XL/3500XL, 2940, 2950/2955, 2960, and 2970 Series, as well as the Cisco Catalyst Layer 3 fixed configuration switches 3550, 3560, and 3750 Series. On this page, one merely needs to scroll down to the particular product series and click the respective link. Not surprisingly, the instructions for Cisco Password Recovery Procedure are found readily on the internet via any search engine.

RESET CISCO 2950 SWITCH TO DEFAULT HOW TO

A pessimist might grouse at such a chore, but the optimist will see it as an opportunity to learn and practice how to perform password recovery and reset a Cisco switch back to factory defaults. This means that whomever sold me this switch did not restore it back to factory default settings. Once RealTerm was started and connected to the switch via the Console port, I pressed the ENTER key and was immediately presented with a “User Access Verification” screen and a “Password:” prompt. This way I can have two RealTerm sessions going side by side in Windows 7 or 8 by dragging the application to either the left or right side of the screen. 37 rows and 80 columns were optimal for taking up exactly 1/2 of the 1366×768 display of my screen. “baud=9600” sets the Bits per second to 9600, “port=3” sets the COM port to COM3 (you may need to check in your Device Manager to find out what port your USB-to-serial dongle is set to), “display=1” sets the display to ANSI, “rows=xx” and “cols=yy” is how many Rows and Columns of text you want your display preset to. "C:\Program Files\BEL\Realterm\realterm.exe" baud=9600 port=3 display=1 rows=37 cols=80 To make things a little easier to access RealTerm with the appropriate configuration settings, I made a shortcut to RealTerm on my desktop and used the following “Target” (found in the shortcut -> Properties)

RESET CISCO 2950 SWITCH TO DEFAULT INSTALL

Next, install and run your favorite terminal software. (These console ports are NOT Ethernet ports. The “Console” RJ-45 port on the back of a Cisco switch. A 6-foot Cisco console rollover cableĪfter getting the dongle working, plug the DB-9 connector of the baby-blue Rollover cable to the dongle and connect the RJ-45 end of the cable into the “Console” port on the back of the Cisco switch.

RESET CISCO 2950 SWITCH TO DEFAULT DRIVERS

Chances are your machine does not have the USB-to-Serial drivers installed already, so pop in the CD-ROM or download the drivers from the Interwebs and get the USB-to-Serial dongle working. With the USB-to-Serial dongle out of the package, the first step is to install the device drivers.

RESET CISCO 2950 SWITCH TO DEFAULT SOFTWARE

RealTerm terminal software (Windows free open source).

RESET CISCO 2950 SWITCH TO DEFAULT SERIAL

Some USB to RS-232 Serial Converter (DB-9) - I got two, so that I could connect to both switches simultaneously and not have to manually unplug and re-plug adapters in order to alternate between the two.

or- Cisco Console Cable RJ45-to-DB9 (which is cheaper, but only available as an Amazon “add-on” - read: you must have $25 in your cart already…)

A 6ft Rollover Console Cable (DB-9 to RJ-45) - I ordered 2.

If you don’t have the appropriate tools yet, this means that 3 things will be needed to get started: a Rollover Cable, a USB-to-Serial adapter, and some Terminal software. If you already know how to physically connect to your 2950 switch, click here to jump to the Catalyst 2950 password recovery procedure. Granted, I wasn’t really expecting any since the seller had not mentioned any, but to connect to a switch that I knew nothing about, the smart bet was to connect via the RJ-45 jack (which is actually a 9600 bps serial port.) So I plugged them in, but that was all I could do because there were no Console cables (aka. Well, the two switches arrived a few days later. In my last post on the Cisco CCNA, it was mentioned that an order for two used Cisco Catalyst 2950 switches had been placed.