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Cloud

AWS VPC Architecture – Best Practices Guide

Overview An Amazon Virtual Private Cloud (VPC) is an isolated virtual network that enables you to launch AWS resources in...
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AI

Is Claude or ChatGPT “Generative” or “Agentic”?

From an architecture standpoint, this is the most accurate answer: Both Claude and ChatGPT are fundamentally generative models (they generate...
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AI

Agentic AI vs. Generative AI (An IT Network Architect’s View)

Generative AI produces outputs (content). Agentic AI produces outcomes (actions + verification). In practice, this is less about two competing...
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AICloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

A Network Architect’s Guide to Technical Debt

In infrastructure and networking, “technical debt” is often treated like a moral issue: someone cut corners. In reality, debt is...
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Data Center

Data Center Decommissioning Checklist (Practical, Network-Architect Friendly)

Data center decommissioning is more than powering off servers and rolling racks out the door. A decom touches applications, routing,...
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AI

Retrieval-Augmented Generation (RAG) — Structured Study & Practitioner Notes

Below is a cleaned, structured, and augmented version of my notes from the book “A simple Guide to Retrieval Augmented...
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Data CenterRouting & Switching

Why Splunk Is Not a Network Monitoring Tool And Why That Matters

The Problem Engineers Keep Running Into If you have spent any meaningful time operating an enterprise network, you have probably...
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AI

Retrieval-Augmented Generation (RAG): Turning Static Documentation into a Living Knowledge System

Your junior engineer asks where to find the approved firewall rule template. The chatbot confidently responds with a policy that...
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AI

Tokens for Network Engineers: A Practical Guide

If you’ve been using AI tools to help explain concepts like BGP, troubleshoot routing behavior, or draft migration notes, you’ve...
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Security

VLAN 1 and Why You Should Not Use It

Why You Should Avoid Using VLAN 1 in Cisco Networks VLAN 1 is one of those topics that every network...
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  • Home
  • About
  • Disclaimer
  • Guides and Slides
    • AWS Well-Architected Framework
    • Facebook – Running BGP in the Data Center at Scale
    • Microsoft – Experiences with BGP in Large Scale Data Centers
    • Palo Alto PCNSE Study Guide
  • IP Calculator
  • Links
  • Contact

Categories

  • AI
  • Business Management
  • Cloud
  • Code
  • Data Center
  • Laptops & Desktops
  • Load Balancing
  • Routing & Switching
  • Security
  • Servers
  • Uncategorized
  • VOIP
  • Wireless

Tags

Active Directory (AD) AWS Azure Best Practices BGP Certificates Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco ISE Cisco Nexus Cisco Stack DDOS Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting Microsoft IIS Microsoft SQL Microsoft Windows Netflow OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS snmp Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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