The startup configuration file will be deleted and the system will be rebooted. Now type "initialize" to delete the configuration file and reboot the switch once more, Press "Y" to accept reboot. Press "Enter", you will not need a password to login. The main application file is self-decompressing.ġ0. Starting to get the main application file-flash:/S2900-CMW520-R1101P09.bin!. The switch will reboot, allow it to fully boot this time The current setting will run with current configuration file when reboot.Īre you sure you want to skip current configuration file when reboot? Yes orĩ. Press "Y" to skip the current config at next reboot Press "7" to "Skip current system configuration"ħ. Press Ctrl-B to enter Extended Boot menu.0ĥ. When "Press Ctrl-B to enter Extended Boot menu." appears, press "CTRL+B" * 3COM 2928-SFP Plus BOOTROM, Version 119 *Ĥ. Power on the 3COM switch and wait for the "Starting." text to appear Open PUTTY with a serial connection and the following settings (38400, 8, 1, N)ģ. Connect a Cisco (light blue) console cable between a computer (serial) and the 3COM switch (RJ45 console port)Ģ. To perform the factory default reset of the switch I did the following:ġ. Note: The default password for a 3COM 2928 SFP (I assume its the same all the 2900 series and some other 3COM switches): You need to do this out of hours if it's in production! So hopefully you have an up-to-date backup of the config to re-apply, or it was a simply setup you can remember.
So I was unable to logon to the web administration page to configure the ports.Īs I understand it, if you do not know any usernames/passwords for the switch your only option is to perform a factory reset, losing ALL configuration from the switch. I recently had a problem in my home lab where I had forgotten the password to my 3COM 2928 SFP Plus switch. Reset 3COM Switch to Factory Defaults (Forgot Password)
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