Kerry CorderoPractical Network Engineering Notes
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Certificate Chains

HOW CERTIFICATE CHAINS WORK Certificate chains, also known as a chain of trust, work on the concept of Public Key...
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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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Code

Streamline API Testing with .http Files in Visual Studio Code

If you’re a developer working with APIs, web services, or any HTTP-based communication, having a reliable and efficient way to...
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CodeServers

Powershell – Find AD Computers Created within 7 Days

  $lastWeek = (Get-Date).AddDays(-7) Get-ADComputer -Filter { whenCreated -ge $lastWeek }  ...
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Code

SDLC – Understanding the Git Flow: A Software Development Workflow

Creating a development workflow with PROD (Production) and DEV (Development) environments using branches in a version control system like Git...
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CodeLaptops & DesktopsServers

Windows Powershell giving “execution of scripts is disabled” error

I was getting an error when I went to run a PowerShell script.  This was the error: PS C:\> .\kerrys-script.ps1...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityVOIPWireless

Always be on the Lookout for Product Updates/Changes

What I mean by this, is keep an eye out for emails, alerts within the product, etc… for updates....
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Code

Powershell – Find What AD Group a User is a Member Of

  Get-ADUser -Identity "kcordero" -Properties MemberOf | Select-Object -ExpandProperty MemberOf  ...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Planning – IT Naming Convention

This post provides a consistent naming convention for your enterprise resources to ensure clarity, consistency, and easy identification.   Importance of...
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CodeLaptops & DesktopsServers

Powershell – Explicitly Check the Enabled SSL-TLS Protocols WinHTTP

# Author: Kerry Cordero # Version: 1.0.0 # Description: This script will check the Enabled SSL-TLS Protocols WinHTTP $Protocols =...
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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
  • Tools
    • Car Calculator
    • IP Calculator
    • RouteAgg
    • Subnet Breakout
    • VSLM
  • 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 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 Spanning-Tree Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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