https://www.nico-maas.de/tags/rommon/ Recent content in ROMMON on Nico Maas Hugo -- gohugo.io en-us Sun, 08 Feb 2015 15:35:45 +0000 https://www.nico-maas.de/posts/2015-02-08-1841-reset-password-config-rommon-upgrade-and-software-upgrade-on-cisco-1841/ Sun, 08 Feb 2015 15:35:45 +0000 https://www.nico-maas.de/posts/2015-02-08-1841-reset-password-config-rommon-upgrade-and-software-upgrade-on-cisco-1841/ <p>1.) Reset Password / Config</p> <ul> <li>Connect to the router via Serial Cable</li> <li>Power on the router, but send a break during the first 60 seconds of boot time to get to the rommon CLI</li> <li>enter <code>confreg 0x2142</code> followed by a <code>reset</code></li> <li>Router is booting up, as soon as it does enter the system configuration dialog, answer the question with no</li> <li><code>enable</code></li> <li><code>conf t</code></li> <li><code>config-register 0x2102</code></li> <li><code>exit</code></li> <li><code>wr mem</code> (because I just want to overwrite the old config :)!)</li> </ul> <p>2.) ROMMON Upgrade</p>