Kerry CorderoKISS IT Design Principle - Human Error Prevention
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Data CenterLaptops & DesktopsSecurityServers

DNS Authoritative vs Non-Authoritative (Recursive) and DNS Flows

DNS name servers are usually split into two categories:...
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Laptops & DesktopsServers

Useful Windows Terminal Commands

I’ll try to keep adding to this list....
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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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Routing & SwitchingServers

Network Speed and Throughput Issues – Some Things to Look For

I wrote a post about using iperf, a tool to test network speed and throughput. I just want to quickly...
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Security

Palo Alto User-ID Ignore List Notes

There are times you’ll want to create an ignore list on the Palo Alto. Basically what this is doing it...
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Laptops & DesktopsServers

Microsoft Windows NIC Troubleshooting

Try these 2 commands to get NIC statistics:...
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Security

Palo Alto – Search Filter for Security Polices

There are times I need to search Security rules.  Below is great way to filter in to what you are...
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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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Routing & SwitchingSecurity

Palo Alto Routing Verification Basics

CloudData CenterLaptops & DesktopsRouting & SwitchingServersVOIPWireless

Using iperf3 to Help Troubleshoot Speed and Throughput Issues

There are many cool options you can use with iperf but I think it’s important to use multiple simultaneous streams....
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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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