[Samba] debugging bind9_DLZ
Rowland Penny
rpenny at samba.org
Fri Nov 4 17:07:16 UTC 2016
On Fri, 04 Nov 2016 11:49:16 -0500
Bob of Donelson Trophy <bob at donelsontrophy.net> wrote:
> On 2016-11-04 11:31, Rowland Penny via samba wrote:
>
> > <<<<< cut >>>>>>>>
> >
> >> root at dtdc03:~# samba-tool dns zonelist dtdc03
> >> 3 zone(s) found
> >>
> >> pszZoneName : xxx.168.192.in-appr.arpa
> >> Flags : DNS_RPC_ZONE_DSINTEGRATED
> >> DNS_RPC_ZONE_UPDATE_SECURE
> >> ZoneType : DNS_ZONE_TYPE_PRIMARY
> >> Version : 50
> >> dwDpFlags : DNS_DP_AUTOCREATED
> >> DNS_DP_DOMAIN_DEFAULT DNS_DP_ENLISTED
> >> pszDpFqdn : DomainDnsZones.dtshrm.dt
> >>
> >> pszZoneName : dtshrm.dt
> >> Flags : DNS_RPC_ZONE_DSINTEGRATED
> >> DNS_RPC_ZONE_UPDATE_SECURE
> >> ZoneType : DNS_ZONE_TYPE_PRIMARY
> >> Version : 50
> >> dwDpFlags : DNS_DP_AUTOCREATED
> >> DNS_DP_DOMAIN_DEFAULT DNS_DP_ENLISTED
> >> pszDpFqdn : DomainDnsZones.dtshrm.dt
> >>
> >> pszZoneName : _msdcs.dtshrm.dt
> >> Flags : DNS_RPC_ZONE_DSINTEGRATED
> >> DNS_RPC_ZONE_UPDATE_SECURE
> >> ZoneType : DNS_ZONE_TYPE_PRIMARY
> >> Version : 50
> >> dwDpFlags : DNS_DP_AUTOCREATED
> >> DNS_DP_FOREST_DEFAULT DNS_DP_ENLISTED
> >> pszDpFqdn : ForestDnsZones.dtshrm.dt
> >>
> >> These three look correct, but I am not sure as I am not familiar
> >> with this detail.
> >>
> >> If it matters, I have two DC's but neither will reversedns.
> >> (Thought I had this working and discovered, yesterday that one DC
> >> was not working properly. Went through my entire setup again, on
> >> both DC's, last night and now cannot add reversedns to either DC.)
> >> All other dns testing checks out.
> >>
> >> Basically I keep being told, though log files and other, that the
> >> zone does not exist.
> >>
> >> At this point I am a little confused but, bottom line is I cannot
> >> add any reversedns zones to resolve my nslookup xxx.xxx.xxx.xxx
> >> failure issue to either DC. I am puzzled.
> >>
> >> What else would you like to see? log files?
> >
> > OK, lets check if the record does exists, if I run this on a DC:
> >
> > ldbsearch --cross-ncs -H /usr/local/samba/private/sam.ldb -s sub
> > '(&(objectclass=dnsNode)(cn=180))'
> >
> > I get this:
> >
> > # record 1
> > dn:
> > DC=180,DC=0.168.192.in-addr.arpa,CN=MicrosoftDNS,DC=DomainDnsZones,DC=samdom,DC=example,DC=com
> > objectClass: top objectClass: dnsNode
> > instanceType: 4
> > whenCreated: 20161020160412.0Z
> > uSNCreated: 44302
> > showInAdvancedViewOnly: TRUE
> > name: 180
> > objectGUID: 85c0aade-15c9-48a8-822e-5ec24df2dbf9
> > objectCategory:
> > CN=Dns-Node,CN=Schema,CN=Configuration,DC=samdom,DC=example,DC =com
> > dc: 180
> > whenChanged: 20161104144426.0Z
> > dnsRecord::
> > IQAMAAXwAAAKAAAAAAAOEAAAAAAWnzcAHwQKZGV2c3RhdGlvbgZzYW1kb20HZXhhbX
> > BsZQNjb20A dNSTombstoned: FALSE
> > uSNChanged: 44985
> > distinguishedName:
> > DC=180,DC=0.168.192.in-addr.arpa,CN=MicrosoftDNS,DC=DomainD
> > nsZones,DC=samdom,DC=example,DC=com
> >
> > So, adapt it for your setup and see if the record does exist in AD.
> >
> > Rowland
>
> Aha!! 0 records . . . but, doesn't the "xxx.168.192.in-addr.arpa"
> represent the reverse zone?
>
> Okay, so 0 records, now?
>
Are you actually using 'xxx.168.192.in-addr.arpa', I thought you were
sanitizing your reverse zone (but why, I couldn't work out)
Rowland
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