samba-ad-member-setup-and-files

/etc/krb5.conf:
[logging]
default = SYSLOG:INFO

[libdefaults]
        default_realm = HOME.THECHATTERJEES.NET
        dns_lookup_realm = true
        dns_lookup_kdc = true
        ticket_lifetime = 24h
        renew_lifetime = 7d
        forwardable = true

[realms]
 HOME.THECHATTERJEES.NET= {
  kdc = chattersrv.home.thechatterjees.net
  admin_server = chattersrv.home.thechatterjees.net
  master_kdc = chattersrv.home.thechatterjees.net
  default_domain = home.thechatterjees.net
 }

[domain_realm]
        .home.thechatterjees.net = HOME.THECHATTERJEES.NET
        home.thechatterjees.net = HOME.THECHATTERJEES.NET

chatterjees@ChatterBuntu:~$ sudo kinit administrator@HOME.THECHATTERJEES.NET
Password for administrator@HOME.THECHATTERJEES.NET:

chatterjees@ChatterBuntu:~$ sudo klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: administrator@HOME.THECHATTERJEES.NET

Valid starting       Expires              Service principal
07/31/2016 20:10:19  08/01/2016 06:10:19  krbtgt/HOME.THECHATTERJEES.NET@HOME.THECHATTERJEES.NET
	renew until 08/07/2016 20:10:17

/etc/samba/smb.conf:
global]
       netbios name = CHATTERBUNTU
       security = ADS
       workgroup = CHATTERDOMAIN
       realm = HOME.THECHATTERJEES.NET

       log file = /var/log/samba/%m.log
       log level = 3