Kerry CorderoKISS IT Design Principle - Human Error Prevention
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Kerry Cordero
JoinedMay 2, 2023
Articles649
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.
CloudData CenterRouting & Switching

Lumen Connectivity Guide

Below is a good chart that shows Lumen options:...
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Laptops & Desktops

Windows Wireless Profile Commands

There may be times where you need to add/remove wireless profiles from the CLI....
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Load Balancing

External DNS Load Balancing POC

I was doing a POC for external load balancing awhile back and decided to put some of the info here...
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Security

Cisco ASA ISE Posturing Config

Routing & Switching

Cisco SSH Basic Config

service password-encryption username {NAME} privilege 15 secret {PASSWORD} ip domain-name {DOMAIN} ip ssh version 2 crypto key generate rsa 2048...
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Wireless

Wireless Security Preference Summary (Highest to Lowest)

Preference Summary (Highest to Lowest): WPA2 + AES WPA + AES WPA + TKIP+AES WPA + TKIP Disabled (no security)...
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Security

Cisco ASA Site-to-Site VPN Tunnel IKEv1 and IKEv2 Best Options

Below is a good template to use when creating a Site-to-Site VPN Form but the settings are something you want...
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Routing & Switching

Cisco ISE High Level Design

Security

Cisco ASA VPN Timeouts

There are two settings I’d like to write about and those vpn-idle-timeout and vpn-session-timeout. You’ll make changes to both for...
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Data CenterRouting & Switching

Cisco Nexus Show Commands for High CPU Usage

I ran these on our Nexus 7K switches....
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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 HTTP(S) IP Addressing and Subnetting Logging 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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  • 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 HTTP(S) IP Addressing and Subnetting Logging 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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Troubleshooting Palo Alto Microsoft Windows F5 Cisco
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