Renan Antonio Rodrigues

A Certified Microsoft, Cisco, and ITIL Senior System Engineer
2x MCSE, 2x MCSA, MCITP, MCTS, MCP, CCNA, CCENT, ITILv3

Active Directory

This page is dedicated to Active Directory insights, tutorials, and tips from a Senior System Administrator, some of the subjects that will be shown here are about designing and implementing Active Directory, as well as showing some best practices of security and management.

How to change Active Directory DSRM password

Renan Antonio Rodrigues

Aug 21, 2018
5 min

How to change Active Directory DSRM password

This post will explain how an attacker could find out the DSRM account password or its hash and how he could take advantage of it. Also,...

1,160 views0 comments

How to change Active Directory Site for Exchange 2010, step by step

Renan Antonio Rodrigues

Jul 18, 2018
2 min

How to change Active Directory Site for Exchange 2010, step by step

If you are looking for a procedure to change the Active Directory site where your Exchange servers (CAS, DAG, HUBs) are located without...

1,848 views0 comments

How to configure NTP server in Active Directory, Step by step

Renan Antonio Rodrigues

May 15, 2018
3 min

How to configure NTP server in Active Directory, Step by step

If you want to know how to properly configure your Active Directory environment, including Domain Controllers and domain computers, to...

68,958 views1 comment

How to convert secondary DNS zone into AD-integrated zone

Renan Antonio Rodrigues

Mar 26, 2018
2 min

How to convert secondary DNS zone into AD-integrated zone

If you are looking for a guide showing how to convert a secondary DNS zone into AD-Integrated zone, this post shows how to do that in an...

1,185 views0 comments

How to perform a non-authoritative SYSVOL restoration

Renan Antonio Rodrigues

Feb 19, 2018
1 min

How to perform a non-authoritative SYSVOL restoration

If you are facing issues with some Group Policies or scripts not available on DC(s) in the SYSVOL domain folder to a specific Domain...

1,289 views0 comments

How Domain Controllers are located in Windows and how to change AD subnets

Renan Antonio Rodrigues

Jan 24, 2018
4 min

How Domain Controllers are located in Windows and how to change AD subnets

If you are looking for to understand how a Windows client does consult and find the closest Domain Controller to authenticate to domain,...

4,850 views0 comments

DCDIAG tests and its network protocols

Renan Antonio Rodrigues

Nov 6, 2017
1 min

DCDIAG tests and its network protocols

For those who are looking for knowing what protocol each test on DCDIAG command uses, this post shows all ports and protocols. This is...

251 views0 comments

Script to add network printers at user logon

Renan Antonio Rodrigues

Oct 25, 2017
4 min

Script to add network printers at user logon

This VBScript will automate the installation process for your helpdesk area by automatically adding network printers, mapping shared...

126 views0 comments

How non-administrator users can manage security Active Directory groups

Renan Antonio Rodrigues

Sep 12, 2017
1 min

How non-administrator users can manage security Active Directory groups

If you are looking for the possibility to grant rights to a non-administrator user to manage a security Active Directory group...

34 views0 comments

How to find out when a server was promoted to a Domain Controller

Renan Antonio Rodrigues

Aug 16, 2017
1 min

How to find out when a server was promoted to a Domain Controller

If you are looking for the date your domain controller was promoted in your domain, there is a easy way to find out that and it's showed...

158 views0 comments

Best Practices for Assigning FSMO Roles

Renan Antonio Rodrigues

Jun 7, 2017
2 min

Best Practices for Assigning FSMO Roles

If you are looking for how to best assign the FSMO roles to your Domain Controllers, this post gathered some useful information related...

207 views0 comments

How to update Active Directory computer membership without rebooting Windows

Renan Antonio Rodrigues

May 30, 2017
1 min

How to update Active Directory computer membership without rebooting Windows

If you want to update an Active Directory computer membership without rebooting the Server, this post shows how to do that in a very easy...

94 views0 comments

How to fix dcdiag warning for machineaccount test

Renan Antonio Rodrigues

Apr 18, 2017
1 min

How to fix dcdiag warning for machineaccount test

If you ran the Domain Controller test check using DCDIAG and faced an issue with the MachineAccount test, this post shows the root cause...

372 views0 comments

How to change the default computer container in Active Directory

Renan Antonio Rodrigues

Feb 12, 2017
1 min

How to change the default computer container in Active Directory

This post shows how to change the default computer's container in Active Directory to a customized OU. Why? A good reason for that is...

65 views0 comments

How to add UPN suffixes in Active Directory

Renan Antonio Rodrigues

Jan 3, 2017
2 min

How to add UPN suffixes in Active Directory

If you want to know how to add a second UPN suffix in your Active Directory environment and how to update all domain users to use it,...

1,622 views0 comments

How to fix GPO not being applied to users

Renan Antonio Rodrigues

Nov 23, 2016
1 min

How to fix GPO not being applied to users

If you are facing issues with user GPO not being correctly applied in the network, this post shows how to fix it. Microsoft released in...

40 views0 comments

How to automate and change the local administrator password in Windows

Renan Antonio Rodrigues

Oct 19, 2016
1 min

How to automate and change the local administrator password in Windows

If you want to automate and change the local administrator password in Windows, this post shows how to do it. This VBScript will automate...

344 views0 comments