• krb5-user (Kerberos client, for recieving TGT and user authentication)
• samba (Samba for joining the AD with the Linux-box)
• smbclient (mounting the home-directory)
• winbind (second way of user-authentication, if Kerberos fails for any reason)
• libpam-winbind (PA-Module for winbind)
• libpam-mount (Not sure about this one)
• libpam-ccreds (Storing credentials, if the DC is not reachable)
• libpam-krb5 (PAM-Module for Kerberos)
• cifs-utils (Mounting cif shares)

net ads join member -k -S DC1.DOMAIN.LOCAL -U {User_with_admin_rights} createcomputer=IT/BLA osName=Debian osVer=`cat /etc/debian_version` -d 1

kinit -V user@DOMAIN.LOCAL

root@testbox / % klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: user@DOMAIN.LOCAL

Valid starting       Expires              Service principal
14.12.2015 09:47:01  14.12.2015 19:47:01 krbtgt/DOMAIN.LOCAL@DOMAIN.LOCAL
renew until 15.12.2015 09:46:57

Dec 14 13:19:58 testbox login[2875]: pam_krb5(login:auth): user username@DOMAIN.LOCAL authenticated as username@DOMAIN.LOCAL
Dec 14 13:20:01 testbox login[2875]: FAILED LOGIN (1) on '/dev/pts/2' FOR 'UNKNOWN', User not known to the underlying authentication module

[*] Kerberos authentication
[*] Ccreds credential caching - password saving
[*] Unix authentication
[*] Winbind NT/Active Directory authentication
[*] Mount volumes for user
[*] Ccreds credential caching - password checking

[libdefaults]
default_realm = DOMAIN

krb4_config = /etc/krb.conf
krb4_realms = /etc/krb.realms
kdc_timesync = 1
ccache_type = 4
forwardable = true
proxiable = true

v4_instance_resolve = false
v4_name_convert = {
    host = {
        rcmd = host
        ftp = ftp
    }
    plain = {
        something = something-else
    }
}
fcc-mit-ticketflags = true

[realms]
DOMAIN.LOCAL = {
    kdc = DC1.domain.local
    kdc = DC2.domain.local
    kdc = DC.domain.local
    kdc = DC4.domain.local
    kdc = DC5.domain.local
    admin_server = DC1.domain.local
    default_domain = domain
}

[domain_realm]
   kerberos.server = DOMAIN.LOCAL

[login]
   krb4_convert = true
krb4_get_tickets = false

[logging]
    kdc = FILE:/var/log/krb5.log
    admin_server = FILE:/var/log/krb5/kadmind.log
    default = SYSLOG:NOTICE:DAEMON

#======================= Global Settings =======================
[global]
security = ADS
encrypt passwords = yes
realm = DOMAIN.LOCAL
winbind enum users = yes
winbind enum groups = yes
winbind use default domain = yes
winbind refresh tickets = yes
template homedir = /home/%D/%U
template shell = /bin/bash
client use spnego = yes
client ntlmv2 auth = yes
encrypt passwords = yes
restrict anonymous = 2
domain master = no
local master = no
preferred master = no
os level = 0

workgroup = DOMAIN

;   wins server = w.x.y.z
dns proxy = no
;   interfaces = 127.0.0.0/8 eth0
;   bind interfaces only = yes
log file = /var/log/samba/log.%m
max log size = 1000
syslog = 0
panic action = /usr/share/samba/panic-action %d
#####
server role = standalone server
passdb backend = tdbsam
obey pam restrictions = yes
unix password sync = yes
passwd program = /usr/bin/passwd %u
passwd chat = *Entersnews*spassword:* %nn *Retypesnews*spassword:* %nn *passwordsupdatedssuccessfully* .
pam password change = yes
map to guest = bad user
########
;   logon path = \%Nprofiles%U
;   logon drive = H:
;   logon script = logon.cmd
; add user script = /usr/sbin/adduser --quiet --disabled-password --gecos "" %u
; add machine script  = /usr/sbin/useradd -g machines -c "%u machineaccount" -d /var/lib/samba -s /bin/false %u
; add group script = /usr/sbin/addgroup --force-badname %g
##########
;   include = /home/samba/etc/smb.conf.%m
;   idmap uid = 10000-20000
;   idmap gid = 10000-20000
;   template shell = /bin/bash
;   usershare max shares = 100
usershare allow guests = yes
#======================= Share Definitions =======================
[homes]
comment = Home Directories
browseable = no
read only = yes
create mask = 0700
directory mask = 0700
valid users = %S

;[netlogon]
;   comment = Network Logon Service
;   path = /home/samba/netlogon
;   guest ok = yes
;   read only = yes

;[profiles]
;   comment = Users profiles
;   path = /home/samba/profiles
;   guest ok = no
;   browseable = no
;   create mask = 0600
;   directory mask = 0700

hosts:          files dns
networks:       files

protocols:      db files
services:       db files
ethers:         db files
rpc:            db files

netgroup:       nis

[global]

workgroup = DOMAIN
security = ADS
realm = DOMAIN.LOCAL
netbios name = HOSTNAME
dedicated keytab file = /etc/krb5.keytab
kerberos method = secrets and keytab

idmap config DOMAIN : default = yes
idmap config DOMAIN : backend = ad
idmap config DOMAIN : schema_mode = rfc2307
idmap config DOMAIN : readonly = yes
idmap config DOMAIN : range = 10000-1999999
idmap cache time = 604800

 template homedir = /home/%D/%U
 template shell = /bin/bash

winbind trusted domains only = no
winbind use default domain = yes
winbind enum users = no
winbind enum groups = no
winbind refresh tickets = yes
winbind expand groups = 4
winbind offline logon = true
winbind nss info = rfc2307

domain master = no
local master = no
vfs objects = acl_xattr
map acl inherit = yes
store dos attributes = yes
client ldap sasl wrapping = sign
encrypt passwords = yes

client use spnego = yes
client ntlmv2 auth = yes
restrict anonymous = 2
dns proxy = no
log file = /var/log/samba/log.%m
max log size = 1000
syslog = 0
panic action = /usr/share/samba/panic-action %d
server role = member server
passdb backend = tdbsam
obey pam restrictions = yes
unix password sync = yes
passwd program = /usr/bin/passwd %u
passwd chat = *Entersnews*spassword:* %nn *Retypesnews*spassword:* %nn *passwordsupdatedssuccessfully* .
pam password change = yes
map to guest = bad user

v4_instance_resolve = false
    v4_name_convert = {
        host = {
            rcmd = host
            ftp = ftp
        }
        plain = {
            something = something-else
        }
    }
    fcc-mit-ticketflags = true

[realms]
    DOMAIN.LOCAL = {
        kdc = DC1.DOMAIN.local
        admin_server = DC1.DOMAIN.local
        default_domain = DOMAIN.local
    }

[domain_realm]
    .DOMAIN.local = DOMAIN.LOCAL
    DOMAIN.local = DOMAIN.LOCAL

[login]
    krb4_convert = true
    krb4_get_tickets = false

[logging]
        default = SYSLOG:DEBUG:DAEMON

session optional            pam_mount.so

<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE pam_mount SYSTEM "pam_mount.conf.xml.dtd">

<pam_mount>

    <debug enable="0" />

    <mntoptions deny="suid,dev" />
    <mntoptions allow="*" />
    <mntoptions deny="*" />
    -->
    <mntoptions require="nosuid,nodev" />

    <logout wait="100000" hup="yes" term="yes" kill="no" />

    <volume options="username=%(USER)"  fstype="cifs"  server="server.domain.local"  path="User/%(USER)" mountpoint="/home/domain/%(USER)/Shares/%(DOMAIN_USER)" />

    <volume options="username=%(USER)"  fstype="cifs"  server="server.domain.local"  path="Data" mountpoint="/home/domain/%(USER)/Shares/Data" />

    <umount>umount %(MNTPT)</umount>

    <mkmountpoint enable="1" remove="false" />

</pam_mount>