windows server

Common Problems 113110

Windows Server 2016 — Firewall profile switches to Public and blocks domain traffic — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 November 2019 Affected versions: Windows Server 2016 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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How to Configure RAID with mdadm on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure RAID with mdadm on Debian 9

Introduction How to Configure RAID with mdadm on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

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Common Problems 112410

Windows Server 2019 NTFS MFT Fragmentation Causing Slow File Enumeration – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 November 2019 Affected versions: Windows Server 2019 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Common Problems 112497

Windows Server 2019 – NDIS lightweight filter drops packets after policy push – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 November 2019 Affected versions: Windows Server 2019 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Common Problems 113575

Windows Server 2012 R2 — NLB multicast mode conflicts with upstream switch ARP handling and causes packet loss — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 November 2019 Affected versions: Windows Server 2012 R2 📖 ~2 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related […]

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How to Configure Live Migration in Hyper-V on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Live Migration in Hyper-V on Windows Server 2012 R2

How to Configure Live Migration in Hyper-V on Windows Server 2012 R2 Live Migration allows you to move a running virtual machine from one Hyper-V host to another with zero downtime — the VM continues to run and serve clients throughout the entire migration process. This capability is essential for hardware maintenance (patching, firmware updates, […]

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How to Set Up Active Directory Domain Services on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Active Directory Domain Services on Windows Server 2012 R2

How to Set Up Active Directory Domain Services on Windows Server 2012 R2 Active Directory Domain Services (AD DS) is the cornerstone identity and access management platform in Windows Server environments. It provides centralised authentication, authorisation, Group Policy application, and a directory of all users, computers, and resources in an organisation. Windows Server 2012 R2 […]

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How to Set Up SQL Server Monitoring on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up SQL Server Monitoring on Windows Server 2012 R2

How to Set Up SQL Server Monitoring on Windows Server 2012 R2 Monitoring SQL Server on Windows Server 2012 R2 requires a multi-layered approach that covers both OS-level performance (CPU, memory, disk I/O) and SQL Server-specific metrics (wait statistics, query performance, blocking, index fragmentation, database file sizes, and backup status). This guide covers setting up […]

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How to Set the Hostname and FQDN on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set the Hostname and FQDN on Debian 9

Introduction Deploying set the hostname and fqdn on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You […]

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Common Problems 113614

Windows Server 2016 – Hyper-V host reboot leaves critical VMs in saved state – Fix & Prevention (FIX-PREVENTION-2)

🟠 High   ⏱ 5–30 min  Last verified: 14 November 2019 Affected versions: Windows Server 2016 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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