KB-0409: Why does adinfo report "Preferred site: <unavailable>" ?
Why does adinfo report "Preferred site: ". How does one correct the issue?
The problem is reproducible by simply turning off the traffic flow on 389/udp port for ldap when the machine is being joined to the domain.
The reason why its showing for preferred site: Typically during the adjoin process when the site information is being determined but 389/udp is blocked - then Centrify cannot get information about what’s the preferred site and hence nothing gets written into /var/centrifydc/kset.site file. This theory can be validated by checking if the file exists or if its contents are empty.
If 389/udp is open for traffic then the adjoin created and updates the file with the following example contents