If we have a problem with the Identity directory on Workspace One Access like that:
Failed to save domains. Resolving domains with the directory server failed with reason: [fienile.lan – Kerberos authentication failed for domain.]
In the situation where we have an Active Directory with Multi-Forest Active Directory Environment with Trust Relationships (The trust needs to be two-way and direct (non-transitive)).
There may be a problem with the Trust configuration, and you can find this error on DC (the DC of the user configuration for the connection)
The solution is to change the trust configuration and add: