authentication

How to Manage Users and Groups with useradd, groupadd and passwd on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Manage Users and Groups with useradd, groupadd and passwd on RHEL 7

How to Manage Users and Groups with useradd, groupadd and passwd on RHEL 7 User and group management is one of the most fundamental administrative tasks on any Linux system. On Red Hat Enterprise Linux 7, the tools for creating, modifying and maintaining user accounts are robust, flexible and follow the standard POSIX conventions. Whether […]

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Common Problems 118102

Ubuntu 18.04 LTS user cannot log in after home directory permission drift

🟔 Medium   ā± 5–30 min  Last verified: 4 December 2019 šŸ“– ~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 & Cross-Refs References & Further […]

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Common Problems 112903

Windows Server 2016 — DNS Server service crashes after zone reload — Fix & Prevention

🟠 High   ā± 5–30 min  Last verified: 4 December 2019 Affected versions: Windows Server 2016 šŸ“– ~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 Set Up Uptime Kuma Monitoring on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Uptime Kuma Monitoring on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up set up uptime kuma monitoring on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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Common Problems 113053

Windows Server 2016 — SQL Server service account permission regression — Fix & Prevention

🟠 High   ā± 5–30 min  Last verified: 3 December 2019 Affected versions: Windows Server 2016 šŸ“– ~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 Remote Desktop Web Access on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Remote Desktop Web Access on Windows Server 2019

How to Configure Remote Desktop Web Access on Windows Server 2019 Remote Desktop Web Access (RD Web Access) provides a web portal through which users can access RemoteApp programs and session desktops without installing any software other than a web browser or the Remote Desktop client. Users navigate to an HTTPS URL, authenticate with their […]

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How to Set Up a PXE Boot Server on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a PXE Boot Server on RHEL 7

How to Set Up a PXE Boot Server on RHEL 7 Provisioning bare-metal servers or virtual machines one by one from USB media does not scale. A PXE (Preboot Execution Environment) boot server lets a machine boot directly from the network, pull a kernel and RAM disk from a TFTP server, and optionally complete an […]

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How to Install Java (OpenJDK) on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Java (OpenJDK) on RHEL 7

How to Install Java (OpenJDK) on RHEL 7 Java remains one of the most widely used programming languages and runtime environments in enterprise environments. Whether you are running a web application server, building microservices, or working with big data tools like Hadoop or Kafka, Java is almost certainly part of your stack. Red Hat Enterprise […]

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How to Install and Configure OpenLiteSpeed Web Server on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Configure OpenLiteSpeed Web Server on RHEL 7

How to Install and Configure OpenLiteSpeed Web Server on RHEL 7 OpenLiteSpeed is the open-source edition of LiteSpeed Web Server, one of the fastest web servers available for Linux. It is event-driven, capable of handling tens of thousands of concurrent connections with minimal memory, and includes native support for PHP via LSAPI — an interface […]

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Common Problems 112464

Windows Server 2019 — Mandatory profile does not enforce settings for users after logon — Fix & Prevention

🟠 High   ā± 5–30 min  Last verified: 1 December 2019 Affected versions: Windows Server 2019 šŸ“– ~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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