Windows server 2016 r2 dhcp not updating dns

Note: “This is a modified configuration supported for DHCP servers running Windows Server 2008 and DHCP clients.In this mode, the DHCP server always performs updates of the client’s FQDN, leased IP address information, and both its host (A) and pointer (PTR) resource records, regardless of whether the client has requested to perform its own updates.” “With secure dynamic update, only the computers and users you specify in an ACL can create or modify dns Node objects within the zone.Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.Visit Stack Exchange I try to make a stand alone DNS and DHCP server without a domain controller. enabled "Nonsecure and secure" Settings for DNS : For DHCP I have checked "Enable DNS dynamic update according to the settings below" So why is the DNS not updated with my client?They automatically have the permission to use an existing computer account for a domain join without having to reset it in advance.That’s why you should always use a service-account with the minimum necessary permissions for a domain join.If that is the case, it is deleted and a new computer object is set up when joining the PC to the domain.The new computer object however also has a new SID.

The customer checks, if a computer object with the PC’s name already exists, before joining the PC into the domain.

The password is correct on our 1 DHCP server -- I have verified it will not accept password if it's incorrect so we are good there but I'm still getting these errors.

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This resets the password of the object and makes it possible for the next PC joined with this name to use the already existing computer object.

The SID of the original object remains and the authorization on the DNS record stays valid -.

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The problem is that the DNS records of computer objects in Active Directory are only allowed to be updated by the SID of the computer object itself.

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