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Common Problems 113132

Windows Server 2016 — Jumbo frame MTU mismatch across virtual and physical switches fragments storage traffic — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 24 July 2021 Affected versions: Windows Server 2016 📖 ~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 Errors […]

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How to Set Up Hyper-V Storage Migration on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Hyper-V Storage Migration on Windows Server 2019

Introduction to Hyper-V Storage Migration on Windows Server 2019 Hyper-V Storage Migration moves a virtual machine’s storage — its VHD/VHDX files, configuration file, snapshot files, and smart paging file — from one storage location to another while the VM continues running. Unlike Live Migration (which moves a VM between hosts), Storage Migration moves only the […]

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How to Configure Remote Desktop Services on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Remote Desktop Services on Windows Server 2012 R2

How to Configure Remote Desktop Services on Windows Server 2012 R2 Remote Desktop Services (RDS) in Windows Server 2012 R2 is a platform for delivering virtualised applications and desktops to users. Whether you need to provide shared session-based desktops, RemoteApp published applications, or full VDI (Virtual Desktop Infrastructure), RDS is the centralised service framework that […]

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FreeBSD 13 — shadowsocks-libev — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — shadowsocks-libev — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shadowsocks-libev — command injection via shell metacharacters Upstream summary: MITRE reports: Improper parsing allows command injection via shell metacharacters in a JSON configuration request received via 127.0.0.1 UDP traffic. Table […]

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FreeBSD 13 — zh-openoffice — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — zh-openoffice — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading a […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — bug fix update — issues resolved — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — bug fix update — issues resolved (ELSA-2026-50171)

🟡 Medium   ⏱ 5–30 min  Last verified: 23 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50171 Related CVEs: CVE-2026-23401 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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