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Solaris 11.1 SMB Server cannot join the Windows Domain with a long fully qualified hostname (Doc ID 1535305.1)

Last updated on OCTOBER 13, 2023

Applies to:

Solaris Operating System - Version 11.1 to 11.3 [Release 11.0]
Information in this document applies to any platform.


The attempt to join the Windows Domain fails with the error of Unsuccessful:

# smbadm join -u Administrator subdomain.domain
After joining subdomain.domain the smb service will be restarted automatically.
Would you like to continue? [no]: yes
Enter domain password:
Locating DC in subdomain.domain ... this may take a minute ...
Joining subdomain.domain ... this may take a minute ...
failed to join subdomain.domain: UNSUCCESSFUL
Please refer to the system log for more information.


The /var/adm/messages file records messages such as the following during the join attempt:

Feb 19 14:44:01 hostname.subdomain.domain smbd[1796]: [ID 702911 daemon.error] smbns_krb: getting initial credentials via keytab (Preauthentication failed)
Feb 19 14:44:01 hostname.subdomain.domain smbd[1796]: [ID 702911 daemon.notice] Unable to bind to an Active Directory server (using the local host credentials)


The results of the hostname command will show a fulling qualifed hostname of some length exceeding 15 characters:

# hostname




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