Cisco Catalyst 9500 IOS XE Upgrade and StackWise Virtual Configuration — Complete Step-by-Step Guide
Cisco Catalyst 9500 IOS XE Upgrade from version 17.18.03 to 17.18.04 using a USB flash drive, followed by StackWise Virtual
Cisco Nexus 93180YC-FX3 NX-OS Upgrade from 10.6(1)F to 10.6(4)M Using USB — Complete Step-by-Step Guide
Learn how to upgrade Cisco Nexus 93180YC-FX3 from NX-OS 10.6(1)F to 10.6(4)M using USB and SecureCRT. Follow real CLI commands, troubleshooting examples, BIOS upgrade details, and post-upgrade verification steps.
Single-Mode vs Multimode Fiber: A Data Center Design Decision Guide
Should your data center use single-mode or multimode fiber? Explore OS2, OM3, OM4 and OM5 performance, optical transceivers, link loss budgets, cabling architecture, 10G to 400G migration, and real-world engineering scenarios to make a reliable, future-ready fiber infrastructure decision.
Cisco Catalyst 2960-X Factory Reset: Bootloader Recovery, Configuration Cleanup & Stack Renumbering
Learn how to perform a Cisco 2960-X factory reset using the MODE button and bootloader. This hands-on HG IT Solutions guide covers configuration cleanup, stack renumbering from member 3 to 1, and startup configuration verification after reboot.
How to Install NetBox v4.7.3 on Ubuntu 24.04 LTS — Complete Step-by-Step Guide
Learn how to install NetBox v4.7.3 on Ubuntu 24.04 LTS using Oracle Cloud Infrastructure. This HG IT Solutions step-by-step guide covers PostgreSQL, Redis, NetBox configuration, administrator setup, secure SSH tunnel access, dashboard verification, and login branding. Part 1 of our practical DCIM & IPAM lab series.
Ubuntu Server 24.04 LTS Infrastructure Verification: SSH Security, Firewall, Fail2Ban, CPU, RAM, Disk, DNS and NTP | HGIT-DC-LAB
Learn how to verify Ubuntu Server 24.04 LTS infrastructure on VMware Workstation. This step-by-step HGIT-DC-LAB guide covers SSH security, UFW firewall, Fail2Ban, CPU, RAM, LVM disk storage, IP networking, DNS, NTP synchronization, and server health checks before NetBox and DCIM deployment.
Cat6A U/UTP vs F/UTP vs S/FTP: Which Shielding Should You Choose?
Confused between Cat6A U/UTP, F/UTP, and S/FTP cables? Explore their shielding differences, EMI protection, grounding requirements, 10GbE performance, PoE compatibility, and installation costs. Learn how to select the right Cat6A cable for data centers, enterprise networks, and industrial environments.
6kVA UPS Installation in a 600mm Network Rack: Real-World Challenges and Solutions
A real-world Legrand Daker DK+ 6kVA UPS installation case study covering a 680mm UPS in a 600mm network rack, cable management challenges, PDU restructuring, 30-minute planned downtime, and practical infrastructure planning lessons.
Ubuntu Server 24.04 Initial Configuration on VMware: Static IP, SSH & Network Testing
Configure Ubuntu Server 24.04 on VMware Workstation with a static IP using Netplan, SSH remote access, VMware NAT networking, DNS settings, and real-world connectivity testing.
A Feed vs B Feed: Designing Dual-Power Paths Inside a Rack
Learn how to design A and B power feeds inside a data center rack, avoid hidden single points of failure, connect redundant server power supplies, plan rack PDU capacity and verify failover safely.