[Samba] Problems with Internal DNS Samba 4
Marcio Demetrio Bacci
marciobacci at gmail.com
Mon Sep 2 12:19:43 UTC 2019
Hi,
>is Bind9 running ?
Yes
netstat -lntup | grep 53
tcp 0 0 127.0.0.1:953 0.0.0.0:* OUÇA
13296/named
tcp 0 0 0.0.0.0:49153 0.0.0.0:* OUÇA
15105/samba: task[d
tcp6 0 0 :::49153 :::* OUÇA
15105/samba: task[d
/etc/init.d/bind9 status
● bind9.service - BIND Domain Name Server
Loaded: loaded (/lib/systemd/system/bind9.service; enabled; vendor
preset: enabled)
Active: active (running) since Mon 2019-09-02 08:28:13 -03; 3s ago
Docs: man:named(8)
Main PID: 13296 (named)
Tasks: 7 (limit: 4720)
CGroup: /system.slice/bind9.service
└─13296 /usr/sbin/named -f -u bind -4
set 02 08:28:13 samba4-dc1 named[13296]: set up managed keys zone for view
_default, file 'managed-keys.bind'
set 02 08:28:13 samba4-dc1 named[13296]: configuring command channel from
'/etc/bind/rndc.key'
set 02 08:28:13 samba4-dc1 named[13296]: command channel listening on
127.0.0.1#953
set 02 08:28:13 samba4-dc1 named[13296]: managed-keys-zone: loaded serial 0
set 02 08:28:13 samba4-dc1 named[13296]: zone 0.in-addr.arpa/IN: loaded
serial 1
set 02 08:28:13 samba4-dc1 named[13296]: zone localhost/IN: loaded serial 2
set 02 08:28:13 samba4-dc1 named[13296]: zone 255.in-addr.arpa/IN: loaded
serial 1
set 02 08:28:13 samba4-dc1 named[13296]: zone 127.in-addr.arpa/IN: loaded
serial 1
set 02 08:28:13 samba4-dc1 named[13296]: all zones loaded
set 02 08:28:13 samba4-dc1 named[13296]: running
>Does the DC use itself as its nameserver ?
Yes
>Is Samba running ?
Yes
>Have you altered the DC smb.conf ?
Yes
cat /etc/samba/smb.conf
# Global parameters
[global]
netbios name = SAMBA4-DC1
realm = EMPRESA.COM.BR
workgroup = EMPRESA
server role = active directory domain controller
server services = -dns
#dns update command = /usr/sbin/samba_dnsupdate --use-samba-tool
ldap server require strong auth = no
[netlogon]
path = /var/lib/samba/sysvol/empresa.com.br/scripts
read only = No
[sysvol]
path = /var/lib/samba/sysvol
read only = No
root at samba4-dc1:ls -lai /var/lib/samba/private/sam.ldb.d/
total 162292
920703 drwx------ 2 root root 4096 set 2 08:16 .
920705 drwxr-xr-x 7 root root 4096 set 2 08:17 ..
920726 -rw------- 1 root root 40189952 set 2 08:29
CN=CONFIGURATION,DC=EMPRESA,DC=COM,DC=BR.ldb
920725 -rw------- 1 root root 26583040 set 2 08:29
CN=SCHEMA,CN=CONFIGURATION,DC=EMPRESA,DC=COM,DC=BR.ldb
920733 -rw-rw---- 2 root bind 14692352 set 2 08:29
DC=DOMAINDNSZONES,DC=EMPRESA,DC=COM,DC=BR.ldb
920734 -rw-rw---- 2 root bind 4210688 set 2 08:29
DC=FORESTDNSZONES,DC=EMPRESA,DC=COM,DC=BR.ldb
920731 -rw------- 1 root root 79663104 set 2 08:29
DC=EMPRESA,DC=COM,DC=BR.ldb
920708 -rw-rw---- 2 root bind 831488 set 2 08:16 metadata.tdb
root at samba4-dc1:/var/lib/samba# ls -lai
/var/lib/samba/bind-dns/dns/sam.ldb.d/
total 36220
920471 drwxrwx--- 2 root bind 4096 set 2 08:16 .
919793 drwxrwx--- 3 root bind 4096 set 2 08:16 ..
920736 -rw-rw---- 1 root bind 8601600 set 2 08:16
CN=CONFIGURATION,DC=EMPRESA,DC=COM,DC=BR.ldb
920732 -rw-rw---- 1 root bind 7446528 set 2 08:16
CN=SCHEMA,CN=CONFIGURATION,DC=EMPRESA,DC=COM,DC=BR.ldb
920733 -rw-rw---- 2 root bind 14692352 set 2 08:31
DC=DOMAINDNSZONES,DC=EMPRESA,DC=COM,DC=BR.ldb
920734 -rw-rw---- 2 root bind 4210688 set 2 08:31
DC=FORESTDNSZONES,DC=EMPRESA,DC=COM,DC=BR.ldb
920601 -rw-rw---- 1 root bind 1286144 set 2 08:16
DC=EMPRESA,DC=COM,DC=BR.ldb
920708 -rw-rw---- 2 root bind 831488 set 2 08:16 metadata.tdb
Regards,
Márcio Bacci
Em seg, 2 de set de 2019 às 09:07, Rowland penny via samba <
samba at lists.samba.org> escreveu:
> On 02/09/2019 12:58, Marcio Demetrio Bacci wrote:
> > Hi,
> >
> > My DNS Service isn't working properly!
> >
> > root at samba4-dc1:~# host -t SRV _kerberos._udp.EMPRESA.COM.BR
> > <http://udp.EMPRESA.COM.BR>
> > ;; connection timed out; no servers could be reached
> > root at samba4-dc1:~# host -t SRV _ldap._tcp.EMPRESA.COM.BR
> > <http://tcp.EMPRESA.COM.BR>
> > ;; connection timed out; no servers could be reached
> > root at samba4-dc1:~# host -t A EMPRESA.COM.BR <http://EMPRESA.COM.BR>
> > ;; connection timed out; no servers could be reached
> > root at samba4-dc1:~# host -t A proxy-server
> > ;; connection timed out; no servers could be reached
> >
> > What should I do?
> >
> is Bind9 running ?
>
> Does the DC use itself as its nameserver ?
>
> Is Samba running ?
>
> Have you altered the DC smb.conf ?
>
> Rowland
>
>
>
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