Kerry CorderoKISS IT Design Principle - Human Error Prevention
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DNS Authoritative vs Non-Authoritative (Recursive) and DNS Flows

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

Microsoft Windows and IPv6 – Do Not Disable It

Microsoft recommends that you do not disable IPv6 since it could break Windows Components. Instead, they recommend to favor IPv4...
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Laptops & DesktopsServers

Useful Windows Terminal Commands

I’ll try to keep adding to this list....
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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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Laptops & DesktopsServers

CTRL+ALT+DEL in a RDP Session

If for some reason you need a user that’s RDP’ed into a Server or Workstation to do a CTRL+ALT+DEL, here...
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Laptops & DesktopsServers

Microsoft Windows NIC Troubleshooting

Try these 2 commands to get NIC statistics:...
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Laptops & Desktops

Dell – Get Your System Service Tag Using Command Prompt

Go to your command prompt and type in “wmic bios get serialnumber” C:\>wmic bios get serialnumber SerialNumber C5Q###...
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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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Laptops & DesktopsServers

Microsoft Windows Net Use Command

Sometimes people forget that you don’t need to use a drive letter when using the “net use” command. Also it’s...
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Laptops & DesktopsServers

AD Replication Internally vs Site-to-Site

I’m focusing more on DNS updates. Below is how long a DNS record will update (new record or updated record)....
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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 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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  • 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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