Description: This document describes how you reset certificates on a LANCOM WLAN controller. Requirements: Procedure: Step 1: Reset/turn off the certificate tree 1.1) Open an SSH session on the LANCOM WLAN controller and login with administrator user rights. 1.2) Switch to the Certificates directory with the command cd /Setup/Certificates. 1.3) Enter the command default -r. 1.4) Enter the command cd / to return to the root directory.
Step 2: Delete SCEP files from the file system 2.1) Switch to the Contents directory with the command cd /Status/File-System/Contents. 2.2) Enter the command ls to display the contents of the file system. 2.3) Delete each file with the term "scep" in the file name by using the command del <File-name> (e.g. del scep_crl). 2.4) Delete the file controller_pkcs12_int with the command del controller_pkcs12_int.
Step 3: Restart device 3.1) Enter the command do /Other/Cold-Boot to restart the WLAN controller.
Step 4: Test whether a general challenge password has been entered 4.1) In LANconfig, open the configuration of the LANCOM WLAN controller and make sure that a general challenge password is entered in the menu Certificates → Certificate handling. If no password is entered here, close LANconfig and then reopen the configuration in LANconfig. After reopening, an automatically generated generated base challenge password will have been entered.
Step 5: Enable the certificate authority 5.1) Make sure that the CA is activated in the menu Certificates → Cert. authority. | 
