Kerry CorderoKISS IT Design Principle - Human Error Prevention
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Kerry Cordero
JoinedMay 2, 2023
Articles656
20+ years of experience and proven performance in large scale enterprise network infrastructure architecture, design, implementation, migration, security, operation, troubleshooting, leading/managing teams, and budgets. I have a BS in Cybersecurity and a Master's from the University of Florida.
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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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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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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Servers

Root (Apex) Domain to Subdomain Redirects

When managing DNS records and configuring redirects, it’s important to consider the best location for these operations based on your...
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Load Balancing

F5 – BIG-IP DNS Display All Records for a Zone

Impact of procedure: Performing the following procedure should not negatively affect your system. Log in to the BIG-IP command line....
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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

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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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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Laptops & DesktopsServers

DNS Root (Apex) Domain vs Subdomain

In the context of DNS and websites, “cisco.com” and “www.cisco.com” are both domain names, but they have slightly different uses....
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Servers

Powershell – Test Connections

The `Test-Connection` command is a PowerShell cmdlet that sends Internet Control Message Protocol (ICMP) echo request packets, or “pings”, to...
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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 macOS Microsoft IIS Microsoft SQL Microsoft Windows OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS Splunk SSL Storage Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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