October 2020 - Page 43 of 69

Common Problems 113495

Windows Server 2012 R2 — RRAS NAT translation table saturation causes outbound traffic drops during peak usage — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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 NIM Master Server on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure NIM Master Server on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure nim master server on ibm aix 7.1 on […]

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Ubuntu 16.04 — highlight.js — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — highlight.js — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8276-1 Related CVEs: CVE-2020-26237 Upstream summary: It was discovered that Highlight.js used plain JavaScript objects for internal language name lookups, making them susceptible to prototype pollution attacks. An attacker could […]

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What is Big Data? — step-by-step DevOps tutorial on Progressive Robot

What is Big Data?

Big data is a blanket term for the non-traditional strategies and technologies needed to organize, process, and gather insights from large datasets. Many users and organizations are turning to big data for certain types of workloads, and using it to supplement their existing analysis and business tools. Tools that exist in this space offer different options for interpolating data into a system, storing it, analyzing it, and working with it through visualizations.

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How to Configure Nginx as a Reverse Proxy on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Nginx as a Reverse Proxy on Oracle Linux 8

Introduction Setting up configure nginx as a reverse proxy on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Nginx as a Reverse Proxy on Oracle Linux 8, with all the commands you need, the SELinux […]

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OOPS Interview Questions and Answers — step-by-step DevOps tutorial on Progressive Robot

OOPS Interview Questions and Answers

URL: https://www.progressiverobot.com/oops-interview-questions-answers/ Welcome to OOPS interview questions and answers. There are many Object Oriented Programming languages such as Java, C++ and Python. Having a clear idea about OOPS concepts is very important if you are going to face any interview on these programming languages. That's why I thought to share the top OOPS interview questions […]

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How To Set Up an OSRM Server on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up an OSRM Server on Ubuntu 14.04

The OpenStreetMap project consists of raw map data, collected and aggregated by thousands of users. This tutorial covers the configuration and maintenance of a web service using Open Source Routing Machine (OSRM), which is based on the OpenStreetMap data.

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