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Routing & Switching

Data CenterRouting & Switching

Cisco – Handling Critical Device Configurations When you Don’t have an OOB Solution, Reload Command

In network engineering, configuring a production device can be a high-stakes operation. One wrong command could cause a cascade of...
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Data CenterLaptops & DesktopsRouting & SwitchingSecurityWireless

Wireshark Filters

URL http.host == “api.cordero.me” DNS dns.qry.name == “www.cordero.me” dns.qry.name matches “.cordero.me” dns.qry.name contains “cordero.me” TCP Flags tcp.flags.reset == 1 tcp.flags.push...
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Data CenterRouting & Switching

Overview of Hyperscale Computing

Hyperscale Definition: Hyperscale computing refers to an IT architecture that can scale in response to demand automatically, in real-time, and...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

RFC 5735 – Special Use IPv4 Addresses

Before we dive into the specifics, let’s take a moment to revisit what RFCs are. Standing for “Request for Comments,”...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Evaluating IT Network Costs: OpEx, CapEx, and TCO

Cost consideration is an essential aspect when designing and implementing network architecture. Here, we delve into the three primary components...
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Routing & Switching

Understanding SNI and Host Headers in Modern Network Infrastructures

In today’s interconnected world, navigating the complex webs of network infrastructure can be challenging but crucial to understanding how traffic...
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Data CenterRouting & Switching

Microsoft – Experiences with BGP in Large Scale Data Centers

Data CenterRouting & Switching

Quality of Service (QoS) – Application Marking Recommendations

In our hyper-connected world, prioritizing specific types of data traffic has become essential. Quality of Service (QoS) is a mechanism...
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Routing & Switching

URI vs URL

A URI (Uniform Resource Identifier) and a URL (Uniform Resource Locator) are both used to identify resources on the Internet,...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Planning – IT Naming Convention

This post provides a consistent naming convention for your enterprise resources to ensure clarity, consistency, and easy identification.   Importance of...
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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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