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DNSDNS

The Domain Name System (DNS) is a hierarchical, globally distributed system responsible for associating the name of a computer, service or other re...

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M365 Apps & Services MVP | Windows Insider MVP | MCT | Author | eJPTv2 | eCPPTv2 | CRTP | CRTE | CRTO | Security+ | CEH | Pentest+

Experienced Messaging Specialist with a demonstrated history of working in the information technology and services industry.

Troubleshooting Solution

SMTP Test to Email Server Security Gateway

2

Making an SMTP test to email security gateway using MX Toolbox and I get the following report, SMTP

Troubleshooting Solution

Domain Controller DNS settings best practice for Azure VM

4

Hi,

I am looking to add 2 AD-DS Domain Controllers in Azure.

On-prem, I have 2 DCs, and I have already

Troubleshooting Solution

some computers with DNS issue unable to access the internet

16

we have a site were all the computers are set to the same DHCP getting the same ip range and the

Advice Solution

Emails stuck in Exchange 2019 queue after public IP address change

20

Hello - We are running an on-premises Exchange 2019 server with CU12. We changed the public IP

Troubleshooting Solution

active directory, forest recovery, domain controller

2

i am simulating forest recovery.

below table that shows the functions of each DC in the domain, as

Advice Solution

Migrate external DNS records from one service provider to GoDaddy

3

Hello Team,


One of my customer is looking to migrate all external DNS records from current provider

Research Solution

Need to change vcenter name - DNS

byStan J
3

I upgraded VCSA 7 to VCSA 8 


During the process, i used the temp IP for the upgrade.

It completed with

Troubleshooting Solution

Install DNS server on Switch or Windows

14

Hi,


I have Windows environment with DC. 


My question is about DNS. Some of colleagues like network

Troubleshooting Solution

DDclient credential problem on Debian 12 system

3

This is a Debian 12, 32-bit system running the most recent Debian distribution kit.  The system uses

Troubleshooting Solution

Post O365 migration email server access

2

Our new church client had contracted a company from Techsoup to migrate from On Prem Exchange 2019

Troubleshooting Solution

DNS Issue on Business Network

12

Troubleshooting DNS issue on business network for a customer.  Environment consists of the

Advice Solution

AD forest recovery and DNS

byAaron
8

In point 9 of this link Microsoft mentions that during the forest recovery, recover a DC of the root

Advice Solution

Learning about DNS and AD

byAaron
9

How would you setup AD-integrated DNS in a multi domain setup?
Lets say the setup has
3 Domains:

Troubleshooting Solution

Files & programs gone after Windows 11 update plus Admin account locked out.

byDahoe
13

Hi there,

i have a Windows 11 Lenovo lpatop here & after a recent update 23H2, all the user's files

Advice Solution

Is it possible to setup DNS to use Azure but have a 3rd party email service?

byZack
3

Hi - I apologize if this seems like a basic question, but I'm planning to move a customer into Azure

Troubleshooting Solution

.bat file not working from logon script AD for specific vlan

byPLCITS
4

I have a .bat file in the netlogon share folder, we use this bat file to update the email signatures

Advice Solution

Suggest a few DNS filter solution

4

I want a category based DNS filter for our Windows Server.

All the endpoint will point to our windows

Troubleshooting Solution

DNS - can't access public web site from behind our firewall

14

I have DNS issues.


Internally, we cannot reach our public web site.  So, from our company, named

Troubleshooting Solution

Are both A records and CNAMES absolutely necessary?

8

Today we had a missed payment issue at wix.com that shut us down. 


They disconnected the domain which

Research Solution

How to find a Specific IP address on our LAN

7

How can I find the location of an IP address from a switch port?


I have inherited a network where I

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