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Routing & SwitchingSecurityServers

HTTP vs HTTP2 vs HTTP3

HTTP 1.1: HTTP 1.1 was released in 1997 and is still widely used today. It improved on HTTP 1.0 by...
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SecurityServers

Microsoft SQL DBO

In SQL Server, DBO refers to the database owner schema. The dbo schema is the default schema for a newly...
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Security

Upgrade Palo Alto Firewalls with Panorama (Internet-connected)

The process to upgrade firewalls when Panorama is Internet-connected involves several steps:   Review the PAN-OS 10.2 Release Notes: Understand...
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Laptops & DesktopsSecurityServers

Architect – Support Management (Help Desk / Service Desk)

Building out a proper help desk with different levels and delegated alerting is critical for several reasons: Efficient Use of...
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Routing & SwitchingSecurity

Forward Proxy vs Reverse Proxy and Where Does Palo Alto FW and F5 LB Fit In

A Forward Proxy and a Reverse Proxy are two different types of proxies with distinct functionalities: Forward Proxy: A forward...
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SecurityServers

Microsoft SQL Service Accounts

It is generally not a good practice to give service accounts DBO rights, unless absolutely necessary. Service accounts often interact...
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Laptops & DesktopsSecurityServers

Data Flow – HTTPS Traffic and Cipher Suites

Here’s a step-by-step breakdown of the data flow: DNS Resolution: The user enters “https://cordero.me” into their browser’s address bar. The...
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Security

Upgrade Palo Alto HA (High Availability) Firewall Pair

Step-by-step process to upgrade an HA (High Availability) firewall pair to PAN-OS 10.2. Here’s the summarized procedure:   Review the...
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CloudData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

BCP – Business Continuity Planning

Business Continuity Planning (BCP) for IT Networking is a crucial aspect of ensuring the availability and resilience of network infrastructure...
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CloudSecurityServers

DNS for App Dev Prod and Non-Prod

When it comes to building out DNS Fully Qualified Domain Names (FQDNs) for application development, it’s important to consider the...
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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 Okta 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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