IT - Hint

All about Information Technology infrastructure and system. Helpdesk & support issue, deployment guide, and daily activity in managing an information technology operation.

Friday, August 25, 2023

Using Microsoft Graph to Find Inactive Guest Users in Azure Active Directory

Description: You have been using Azure Active Directory for a while. Now you notice you have several "external - guest" user liste...

Windows 2019 NPS Server Firewall Exclusion

Description: You have completed the NPS configuration using Windows Server 2019. You have put the correct secrets at the VPN servers. You al...

Monday, July 24, 2023

Failed F5 Big-IQ connection to Azure MFA

Description You have setup Azure MFA with NPS Extension in your Organization. You have make sure the firewall from and to your NPS server is...

Saturday, March 11, 2023

Cannot Delete DNS Zone - Access was Denied

Description: You have several DNS Zone listed in your Active Directory Integrated DNS Server. One day, you want to remove one of the DNS Zon...

How to Fix "Trust Relationship Failed" error without Rejoin Domain

Description: One of your users suddenly sees the error message "Trust Relationship Between This Workstation And The Primary Domain Fail...

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About Me

Tom B: Indonesia; Currently working as a senior system engineer in one of the best company in Indonesia. Handling IT Infrastructure with multiple domains, multiple sites in many countries. Mostly dealing with Windows Server, Active Directory, Exchange Server, etc.

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