Kerry CorderoPractical Network Engineering Notes
  • 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
  • Tools
    • Car Calculator
    • RouteAgg
    • IP Calculator
    • VSLM
  • Links
  • Contact
  • See all results
Latest
  • Latest
  • Oldest
  • Random
  • A to Z

Security

CodeSecurity

SSO vs OAuth vs OIDC vs SAML: What’s the Difference?

These four terms get lumped together, but they answer different questions. The fastest way to keep them straight is to...
Read More
Security

Cisco ASA Site-to-Site VPN Best Practices (IKEv2 – 2026 Update)

Cisco ASA Site-to-Site VPN Best Practices (2026 Update) If you are deploying a site-to-site VPN on Cisco ASA in 2026,...
Read More
Security

Device Sensor vs IP Helper for ISE Profiling

How ISE “Sees” Those Attributes You have two main paths to get that data from the switch to your Profiler....
Read More
AICloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

A Network Architect’s Guide to Technical Debt

Technical Debt in the Age of AI In infrastructure and networking, “technical debt” is often treated like a moral issue:...
Read More
CloudData CenterRouting & SwitchingSecurityWireless

SNMP vs. Syslog: Understanding Traps, Polling, and When to Use Each

What Is SNMP? SNMP (Simple Network Management Protocol) is built for structured monitoring and device management. It works in two...
Read More
Data CenterSecurity

Gigamon Network TAPs Masterclass: From Fiber to Full Packet Capture

A mature enterprise packet analysis architecture does not wait for an incident before it begins collecting evidence. By combining network...
Read More
Routing & SwitchingSecurity

Certificate Export Formats Explained for Cisco ISE, F5, Palo Alto, and Cisco Network Devices

Certificate Export Formats Explained (and When to Use Them) Certificate management gets messy fast when different platforms expect different file...
Read More
Security

Understanding Cisco ISE Device Profiling

Cisco ISE Profiling Guide Device profiling in Cisco Identity Services Engine (ISE) enables network administrators to automatically identify and classify...
Read More
Security

VLAN 1 and Why You Should Not Use It

Why You Should Avoid Using VLAN 1 in Cisco Networks VLAN 1 is one of those topics that every network...
Read More
Security

Cisco Site-to-Site VPN Troubleshooting Commands (ASA & IOS-XE ASR1001-HX)

Load More

Categories

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

Tags

Active Directory (AD) AWS 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 Spanning-Tree Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
© 2026 cordero.me • All Rights Reserved
  • 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
  • Tools
    • Car Calculator
    • RouteAgg
    • IP Calculator
    • VSLM
  • 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 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 Spanning-Tree Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
Start typing to see results or hit ESC to close
Troubleshooting Palo Alto Microsoft Windows F5 Cisco
See all results