Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Troubleshooting firewall rule conflicts in IT infrastructure requires a systematic approach to identify and resolve the issue effectively. Here’s a step-by-step guide: 1. Understand the Environment Identify where the firewall sits (datacenter edge, internal zones, Kubernetes cluster, etc.). List the systems, servers, and applications affected by the firewall rules. Confirm who manages the rules (network […]
Step 1: Boot from a Live CD/USB Create a bootable Linux Live CD/USB (e.g., Ubuntu or any other distribution compatible with your system). Boot into the Live environment. Step 2: Identify the Disk and Partition Open a terminal and run: bash sudo fdisk -l This command lists all disks and partitions. Identify the partition where […]
Troubleshooting API failures in your infrastructure takes a systematic approach. Here’s a practical guide to track down the root cause and fix it. 1. Understand the Scope of the Issue Gather details: determine which API endpoints are failing and identify the affected users, applications, or services. Collect error codes, stack traces, logs, or any descriptive […]
