[Samba] dnsupdate failed with TKEY is unaceptable

[Rommel Rodriguez Toirac]

Rommel Rodriguez Toiracrommelrt at nauta.cu
On 18/11/2020 17:34, Rommel Rodriguez Toirac via samba wrote:>   > In my network I have a samba 4.11.4 as Active Directory Domain Controller installed in CentOS 7 (gtmad.gtm.onat.gob.cu - 192.168.41.17). I have recently installed samba 4.13.2 in CentOS 8 (gtmad1.gtm.onat.gob.cu - 192.168.41.18) and following the wiki.samba.org guide I have joined it as a domain controller to my network.Have you compiled Samba yourself ?>    When I check the local DNS service I get the following:> # host -t A gtm.onat.gob.cu localhost> Using domain server:> Name: localhost> Address: 127.0.0.1#53> Aliases:> gtm.onat.gob.cu has address 192.168.41.17>    (It only solves the IP of the samba 4.11.4 AD-DC not his as well, do not know if this is a problem)>    >    >    When I check the status of the named.service service it seems that everything is fine:> # systemctl status named.service -l>>            └─18541 /usr/sbin/named -u named -c /etc/named.conf> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: configuring command channel from '/etc/rndc.key'> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: command channel listening on 127.0.0.1#953> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: configuring command channel from '/etc/rndc.key'> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: command channel listening on ::1#953> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: managed-keys-zone: loaded serial 0> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: zone 0.0.127.in-addr.arpa/IN: loaded serial 2013050101> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: zone localhost/IN: loaded serial 2013050101> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: all zones loaded> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu named[18541]: running> nov 18 12:02:02 gtmad1.gtm.onat.gob.cu systemd[1]: Started Berkeley Internet Name Domain (DNS).It doesn't look like bind can find the DNS zones in AD, so can you post your named.conf and smb.confRowland Hello;thanks for write back; It is /etc/named.conf and /etc/samba/smb.conf# cat /etc/named.conf                       # Global Configuration Options options {    auth-nxdomain yes;    version "Parametro no soportado";    directory "/var/named";    notify no;    empty-zones-enable no;    dnssec-validation no;    dnssec-enable no;    dnssec-lookaside no;    listen-on-v6 { none; };    listen-on port 53 { 192.168.41.18; 127.0.0.1; };    # IP addresses and network ranges allowed to query the DNS server:    allow-query {        127.0.0.1;        192.168.41.0/24;    };    allow-query-cache {        127.0.0.1;        192.168.41.0/24;    };    # IP addresses and network ranges allowed to run recursive queries:    # (Zones not served by this DNS server)    allow-recursion {        127.0.0.1;        192.168.41.0/24;    };    # Forward queries that can not be answered from own zones    # to these DNS servers:    forwarders {        10.10.8.2;    };    # Disable zone transfers     allow-transfer {        none;    };      tkey-gssapi-keytab "/usr/local/samba/private/dns.keytab";   minimal-responses yes; }; # Root Servers # (Required for recursive DNS queries) #zone "." { #   type hint; #   file "named.root"; #}; # localhost zone zone "localhost" {    type master;    file "master/localhost.zone"; }; # 127.0.0. zone. zone "0.0.127.in-addr.arpa" {    type master;    file "master/0.0.127.zone"; }; include "/usr/local/samba/bind-dns/named.conf"; 
# cat /etc/samba/smb.conf  # Global parameters [global]        netbios name = GTMAD1        realm = GTM.ONAT.GOB.CU        server role = active directory domain controller        server services = s3fs, rpc, nbt, wrepl, ldap, cldap, kdc, drepl, winbindd, ntp_signd, kcc, dnsupdate        workgroup = ATGTM00        idmap_ldb:use rfc2307  = yes [sysvol]        path = /usr/local/samba/var/locks/sysvol        read only = No [netlogon]        path = /usr/local/samba/var/locks/sysvol/gtm.onat.gob.cu/scripts        read only = No-- Rommel Rodriguez Toirac rommelrt at nauta.cu