How to add cname record into a subdomain at DNS zone in Azure
Dear Azure Support, How to add cname record into a subdomain at DNS zone in Azure ? Here is my issue 1) My client have a domain ("mydomain.com") registered at godaddy.com. 2) I want to deploy app0 under "app0.mydomain.com"…
Internal DNS records required to direct to Externally hosted website in Split Brain DNS
I have a Server 2019 AD domain where there is an Exchange Server 2019 in place. As a result we run Split Brain DNS. We have a website externally hosted. If we didn't have split brain, I'd just use a conditional forwarder to the Domain Name…
How to fix my virtual switch on my Hyper-V?
Hi, I created a Hyper-V Server(2025) and created some vm servers, such as AD, DNS, DHCP... Everything seems to be fine, so i can connect to domain, i can ping from a client with static IP the servers, but somehow the DHCP isn't working. With Wireshark…
No client machines can obtain the IP address from newly created DHCP pool
Hello, I have a DHCP server in my environment. I had a scope of 192.168.0.0. I wanted to change my IP pool. So, I backup my old pool and then removed it. After that, I created a new pool with 192.168.6.0 IP. All configurations are the same as like my…
About DhcpGetClientInfoV6 function in dhcpsapi.h
When I used the DhcpGetClientInfoV6 function in dhcpsapi.h, it returned code 2. After searching, I found the content, but I couldn't understand it. $ .\Err_6.4.5.exe 2 # for hex 0x2 / decimal 2 BTH_ERROR_NO_CONNECTION …
Windows 10 is not honoring DHCP vendor option for interface metric
I asked this question in the Microsoft Community forum and they suggested I repost it here. We manufacture a product that has an Ethernet interface with built in DHCP and DNS servers. When connected to a Windows 10 PC, it starts blasting the device with…
PXE-E53 No Boot Filename Received
After installing a new ethernet card I get the attached menu on every boot for 3-4 minutes. Then starts windows. There is a setup menu on the card but cancelling PXE boot does not stick. I have no DHCP server software ,DHCP enabled on the router. Boot…
Windows11 DHCP doesnt accept IP
Dear Support, my windows 11 desktop doesnt accept the dhcpv4-data my homeserver gives him. i allready reset my network , flushed dns , resetet winsock. even my dhcp-server (isc-kea) is renewed. TCPdump looks like 1 Request from Client to Server is made…
Setting up Split Brain DNS
Can someone please help me with the following I believe it may not be possible without using DNS Policies (am using Windows 2019), even then I see an issue which I will explain below. Basically I want to do the same thing the writer of the following…
DNS Registration failing for workstations running in Azure?
Hi, We have: DNS servers running in Azure. Scavenging is enabled with default settings 7/7 AVD workstations running Windows 11 in Azure. These machines pick up their IP address via DHCP from Azure According to the docs Windows is supposed to…
DHCP Client service does not start. Error 5: Access Denied
Hi All I have another problem, the DHCP Client service does not start. Error 5: Access Denied can not start the DHCP Client service on Local Computer. If I go to the registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Dhcp Right…
Windows 11 - DNS issue
Hello I am currently testing the compatibility of our organization with Windows 11 and I am facing a strange behavior. The DNS service is not working well with Windows 11. On Windows 10 there is no issue and all the IP addresses are resolved…
Windows DHCP Server XML import file import Issue for multiple Scopes
In our estate we have build two windows 2022 server under existing internal domain and install DHCP role in both of these boxes. Post that, we have configured DHCP failover using these two servers. We have prepared XML file of total 7 scopes for testing…
You do not have permission to perform operations on the remote DHCP server
Environmental Science: Two windows server 2016 servers have no ad domain, the firewall has been closed, and the windows time is consistent. There are DNS and DHCP in the two windows. DNS is the primary and secondary server. The first DHCP server has…
AD sites and services query
Hi, I have a scenario in which I am using a 3P RADIUS server to authenticate clients using LDAP/LDAPS. The 3P RADIUS server is joined to the domain but is not a Microsoft Server. The domain is distributed across three global regions and in…
BAD_ADDRESS logged in DHCP server Windows Server 2019
Hello, Recently we got an incident in which clients in one site in one particular subnet not able to connect to network. Found that IP address is exhausted in that particular scope, when checked found that many BAD_ADDRESSES entries logged in…
PermissionDenied: (PS_DnsServerPrimaryZone:root
I am running into an issue when trying to use a service account that is NOT a domain admin to create dns forward lookup zones on a remote DC I am getting the error below; Invoke-Command -Session $session -ScriptBlock { …
Moving onprem DHCP server to azure
Hello everyone, I'm considering moving my DHCP server from on-premises to Azure. I aim to retain the existing on-premises IPs and VLANs but host the DHCP server in Azure instead. Is this feasible, and if so, what steps should I follow to accomplish this…
Windows Cluster DNS Error Event ID 1260 - DNS bad key
Hello Everyone, I am working on creating a Window Failover Cluster for a SQL AOAG. Current setup is two Nodes and one File Share Witness. Both Nodes have two NICs, connected to two separate Networks that need to be registered in the cluster. When I…
DNS external domain resolving name problem
Hello everyone I have strange problem with DNS serwer on Win2019 with AD, IP6-off in general all working well, but dont resolving just one domain (anydesk.com) I try flush cache, change forwarders, main servers, etc I dont have any idea whats…