Kerry CorderoKISS IT Design Principle - Human Error Prevention
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The Crucial Role of Vendor Relationships in IT Infrastructure Management

In a landscape as interconnected as Information Technology, the adage by John C. Maxwell, “Teamwork makes the dream work…” perfectly...
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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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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Organizational Structures for IT – Network Leads & Network Architects

I’ve carried the Architect title over the years of being in IT. Below is my opinion on the difference between...
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Laptops & DesktopsSecurityServers

Powershell – Remote Commands

OPTION 1 To run the `ipconfig /displaydns` command on a remote PC named “pc-kcordero” in a Windows environment, you can...
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Laptops & DesktopsRouting & SwitchingSecurity

Windows File Transfer Options

Transferring files from a Windows server/pc/laptop to a file share can be achieved by several means. The fastest method, however,...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

BCP – Business Continuity Plan for Data Center Hurricane Failover & Failback Example

  Table of Contents 1. Objectives 2. Stakeholders 3. RTO/RPO Targets 4. Hurricane Trigger Points 5. Communication Plan 6. Pre-Hurricane...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

RFC 5735 – Special Use IPv4 Addresses

Before we dive into the specifics, let’s take a moment to revisit what RFCs are. Standing for “Request for Comments,”...
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Laptops & DesktopsServers

Powershell – SMB Troubleshooting

There are several commands and operations that you can use in PowerShell to troubleshoot a Windows file server that is...
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Laptops & DesktopsSecurityServers

Curl – Test TLS and HTTP versions

To test TLS versions and HTTP versions using CURL, you can specify the desired TLS and HTTP versions using the...
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Laptops & DesktopsServers

Powershell – Test if Port is Open or Closed

Test-NetConnection -ComputerName remote-server -Port port  or Test-NetConnection -ComputerName qa-api.cordero.me -Port 443...
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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

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

Tags

Active Directory (AD) API 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 F5-LTM 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 Structured Cabling TLS Troubleshooting Upgrade VMWare
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