Kerry CorderoPractical Network Engineering Notes
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Routing & Switching

Routing & SwitchingSecurity

Important Changes Coming to Alerting for Akamai Prolexic Routed 3.0

Akamai recently announced an important update regarding the alerting behavior for their Prolexic Routed 3.0 DDoS protection service. Beginning December...
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Routing & Switching

Understanding Cisco IOS Release Types: Choosing the Right Software for Your Network

Navigating through Cisco’s IOS (Internetwork Operating System) releases can be complex. Understanding the different types of releases and their purposes...
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Routing & Switching

Cisco 9000 – Upgrading Software

Upgrading Cisco Catalyst 9000 (Cat9K) switches is a crucial process for network maintenance and efficiency. This post provides detailed methods...
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Business ManagementCloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

The Crucial Role of Vendor Relationships in IT Infrastructure Management

In a landscape as interconnected as Information Technology, the adage by John C. Maxwell, “Teamwork makes the dream work…” perfectly...
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Routing & SwitchingSecurityServers

Configuring F5 BIG-IP to Send Logs to Splunk

This post outlines the steps necessary to configure your F5 BIG-IP system to send logs to Splunk, aiding in monitoring...
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Routing & Switching

Understanding the Special Role of the 169.254.0.0/16 IP Range in Network Configuration

The 169.254.0.0/16 IP range holds a special place in network management. Commonly known as “link-local” addresses, this range is defined...
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Routing & Switching

Cisco NX-OS and IOS Upgrade Recommendations

It would be best if you had a partnership with Cisco (Vendor Relationship – check out my blog post on...
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Routing & Switching

Cisco Nexus CLI – Find Fiber Length for Transceiver Used

Cisco can tell you the length of fiber compatible with the Transceiver you are using. sh int e1/1 transceiver Ethernet1/1...
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Routing & Switching

TCP Handshakes – 3 Way, 4 Way, 5 Way, and Simultaneous Open

TCP handshakes are integral to the establishment of connections in network communications. Most network engineers are well-acquainted with the traditional...
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CloudRouting & Switching

Troubleshooting AWS Direct Connect Performance: What iperf3 and MTR Can and Cannot Tell You

Direct Connect performance complaints usually arrive in the same form: the circuit is 1 Gbps, the transfer is running at...
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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
  • Tools
    • Car Calculator
    • IP Calculator
    • IP Calculator Slicer
    • IP Prefixlist LE GE Calculator
    • RouteAgg
    • Subnet Breakout
    • Time Zone Converter
    • 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) AI AWS Azure Best Practices BGP Certificates Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco ISE Cisco Nexus Cisco Stack 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 Spanning-Tree Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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