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Cisco UCS Best Practices

Chassis/FEX Discovery Policy:...
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Data CenterServers

Best practices and advanced features for VMware High Availability

Each new version of VirtualCenter Server provides new features that you can configure to change how VMware HA functions. You...
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Microsoft Windows Server with Multiple IPs Assigned to a Single Interface

First, I try to avoid this whenever possible. I don’t like the idea of having multiple IP’s on one NIC...
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Laptops & DesktopsSecurityServers

Finding Public IP Ranges using DIG

This is one way to find public IP Ranges for email using DIG. This is used if you want to...
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Data CenterSecurityServers

Splunk Architecture and Design

There’s a lot you need to think about when designing your Splunk environment. I’m hoping to keep adding to this...
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Laptops & DesktopsServers

Netstat and Finding Processes/Apps

Windows: In this example you can see the One Drive is using port 443. C:\>netstat -aon | findstr "443" TCP...
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Load BalancingServers

HTTP(s) Redirects and DNS Redirects?

HTTP and DNS are protocols serving different purposes, and redirection via these two methods is fundamentally different. DNS Redirection: DNS...
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Laptops & DesktopsServers

Data Flow – Windows AD DNS with Conditional Forwarders

Here’s a simplified breakdown of the data flow that occurs when a client computer in an Active Directory (AD) environment...
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Data CenterServers

The Challenge of 503 Service Unavailable Errors in IIS

Many organizations use Internet Information Services (IIS), a robust web server. However, administrators and developers often encounter 503 Service Unavailable...
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SecurityServers

Microsoft AD Trusts from a Security Perspective

SEC-NET = Secure Network LESS-NET = The Less Secure Network When it comes to setting up domain trusts between networks...
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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

  • 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 Cisco Stack 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 Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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