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Data Center

Data CenterServers

Understanding RAID Rebalance: Ensuring Optimal Performance and Data Protection

In the world of data storage, a Redundant Array of Independent Disks (RAID) stands out as a cornerstone technology for...
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Data CenterRouting & Switching

Seamless DHCP Server Transition with IP Helper Addresses

In network environments, the Dynamic Host Configuration Protocol (DHCP) plays a crucial role in automatically assigning IP addresses, subnet masks,...
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Data Center

VDC vs VRF

What is the Difference Between VDC and VRF? Virtual Device Contexts (VDCs) and Virtual Routing and Forwarding (VRFs) are two...
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Data Center

Cisco ACI – Best Practices

 This post provides a list of configuration options in Cisco ACI (Application Centric Infrastructure) that are recommended for most users....
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Data CenterRouting & Switching

DIA ISP Circuit Migration

ISP-A = Lumen ISP-B (OLD) = Spectrum ISP-B (NEW) = AT&T ***We don’t have that many options for Tier 1...
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Data CenterRouting & Switching

Cisco Stack Port Channel Issues with MAC Address Persistency

When a switch stack forms a port-channel, the active stack member’s MAC Address is used for the LACP ID. The...
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Business ManagementCloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

The Crucial Role of Documentation and Diagrams in IT Infrastructure Projects

In today’s rapidly evolving IT landscape, deploying new components like firewalls demands more than technical know-how. Effective knowledge transfer mechanisms...
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CloudData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingServers

Architect – M&A Basic Plan for IT Network Migration

Migrating overlapping IT networks can be a complex task that requires careful planning and execution to ensure a smooth transition....
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Common Ports

Data CenterRouting & Switching

Underlay vs Overlay Networks

In IT networking, overlay networks and underlay networks refer to different layers or perspectives of network architecture. Here’s an explanation...
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Active Directory (AD) AI Architect AWS 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 snmp Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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  • Home
  • About
  • Disclaimer
  • Guides and Slides
    • My BGP Guide
    • 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 Architect AWS 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 snmp Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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