Install gosa-plugin-openxchange-schema by entering the following commands in the terminal:
sudo apt update sudo apt install gosa-plugin-openxchange-schema
Description:
LDAP schema for GOsa² openxchange plugin
This package includes the LDAP schema needed by the GOsa² openxchange plugin. . GOsa² is a combination of system-administrator and end-user web interface, designed to handle LDAP based setups.
Homepage: https://oss.gonicus.de/labs/gosa/
Version: 2.7.4+reloaded3-3
Section: universe/web