Kerry CorderoKISS IT Design Principle - Human Error Prevention
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Security

CURL – Does it Use Certificates When Testing HTTPS (SSL/TLS)

When using `curl` to make HTTPS requests, it does indeed use certificates as part of the TLS (Transport Layer Security)...
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Laptops & DesktopsLoad BalancingServers

F5 – HTTP(S) Status Code Verification

DO YOU HAVE TO HAVE SSL OFFLOAD TO GET STATUS CODE SSL offloading, often performed by a load balancer or...
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Data Center

Hot Site vs Warm Site vs Cold Site

Hot Site: A hot site is designed to replicate your organization’s primary IT infrastructure in real-time. It involves a fully...
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Servers

Powershell – Get HTTP(S) Status Code

(Invoke-WebRequest -Uri https://www.cisco.com -Method Get).StatusCode This command sends a GET request to the specified URL and then returns the HTTP...
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Servers

Designing Windows AD DNS for Multi-Site Environments

Designing Windows Active Directory DNS (AD DNS) for a multi-site company is a process that should balance a few crucial...
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Laptops & Desktops

When and Where to do HTTP(S) Redirects

Where a company decides to handle the redirect from a root domain to a ‘www‘ subdomain (or vice versa) largely...
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Load BalancingServers

HTTP(s) Redirects and DNS Redirects?

HTTP and DNS are protocols serving different purposes, and redirection via these two methods is fundamentally different. DNS Redirection: DNS...
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Load BalancingServers

Data Flow – F5 HTTP/S Root (Apex) Redirect to Subdomain and How DNS Works

SCENARIO F5 Redirect Setup for Root (Apex) to WWW (cordero.me > www.cordero.me) Root (Apex) “cordero.me” IP = 10.1.1.1 WWW “www.cordero.me”...
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CodeServers

DNS Root (Apex) ANAME Records NOT CNAME Records

ANAME (Alias Name) records are a type of DNS record that allows you to alias one hostname to another, similar...
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CodeLoad Balancing

Python – FQDN Scanner

# Author: Kerry Cordero # Version: 1.0.0 # Description: This script will scan an FQDN file, and based on the...
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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 OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS snmp Splunk SSL Storage Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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