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ESP32

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Networking

Cisco ACI Data Center Architecture

Cisco ACI Data Center Architecture Cisco ACI (Application Centric Infrastructure) is a comprehensive SDN (Software-Defined Networking) solution that provides an integrated architecture for managing...

Network Troubleshooting Commands

Network Troubleshooting Commands As a Windows administrator, it’s important to be familiar with the various networking commands which can be used for network troubleshooting. Networking commands are...

Networking Certification Courses

Network Engineer Roadmap What is a Network Engineer What is a Network Engineer A Network Engineer is an IT professional who designs, builds, manages, and maintains computer networks so that devices...

Network Switch vs Network Router vs Network Firewall

Router, Switch, and Firewall Differences Between Router and Firewall What is a Router A router is a networking device used to help route traffic from source to destination. Routers have an upstream...

Network Protocol & Port No

Network Protocols & Port No History of Network Protocols 1. Early Communication Systems (1960s) The history of network protocols began in the 1960s when computers started communicating with each...

What is DNS

DNS Server History Of DNS The Domain Name System (DNS) is a fundamental technology of the internet that translates human-readable domain names into IP addresses. Its development happened over several...

Network Topology

Network Topology Network Topology 1. Bus Topology In Bus Topology, all computers and network devices are connected to a single main cable called a backbone cable. Data travels through this main cable...

What is PoE Switch

PoE Technology History of POE Technology 1. Early Stage (Before 2000)Before PoE technology was introduced, network devices required two separate connections: one for data (Ethernet cable) and another...

What is DHCP Server

DHCP Server DHCP (Dynamic Host Configuration Protocol) is a network protocol used to automatically assign IP addresses and other network settings to devices in a network. It helps computers, phones...

Fiber Optics FTTH

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Fiber Optics FTTH

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Firewall

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Ubantu Linux Server

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March 24, 2026/

GRE & DM-VPN History of DM-VPN The history of DMVPN (Dynamic Multipoint VPN) is closely tied to the evolution of...

March 21, 2026/

Ethernet Connector RJ45 Connector What is “RJ45” Do you know the meaning of “RJ45”? Let me explain it. “RJ” is the...

March 21, 2026/

Transmission Media Transmission Media in Computer Network Introduction The modern global environment is constantly evolving. Data Communication and networking technologies...

March 17, 2026/

OSPF Commnds Check OSPF configuration, status, and neighbors on Cisco routersshow ip ospf neighbor   Displays OSPF neighbors and their...

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