[Samba] Internal DNS - TTL enforcement for dynamic updates
kai at samba.org
Thu Nov 1 03:04:44 MDT 2012
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On 2012-11-01 09:40, Dmitry Khromov wrote:
> When Windows DHCP client receives a lease or when you manually
> issue ipconfig /renew command, Windows sends out DNS messages
> (unsigned, then signed if needed) with UPDATE opcode towards a NS
> specified in NS field of SOA with a new IP address for the record.
> I expected Samba to behave like MS DNS server and replace the old
> record with a new one.
Yes, that should work. If it doesn't work for you, you need to tell us
some more details about your smb.conf and maybe provide a network
capture of the failing DNS update.
> That's true. But you may specify expire for the whole zone in SOA
> to force other DNS servers that provide clients with cached
> recursion to query upstream NS again after the zone is expired, no
> matter what the TTL for individual records is - that is what I
Fair enough. Again, we probably need a network capture to see what's
going on with the DNS MMC failing to update the SOA record.
Worldforge developer http://www.worldforge.org/
Wine developer http://wiki.winehq.org/KaiBlin
Samba team member http://www.samba.org/samba/team/
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