Data Plane: The term data plane refers to the task that a networking device does to forward messages. Example: Anything to with receiving...

What is VLAN and how does it function? A VLAN  (Virtual Local Area Network) is a way to segment a physical network into logical...

Why Are Ospf Neighbors Stuck In Init State--- 1- INIT State OSPF can be stuck in INIT due to the mismatch in hello packet parameters such...

OSPF Troubleshooting (Stuck in 2 way state or Exchange state) There is a difference between OSPF in 2-Way state and OSPF ‘stuck’ in 2-Way...

Multicast Address 224.0.0.0-239.255.255.255# Class D range which is made up of the high order bits  1110  followed by the 28 bit...

IP Addressing The IP addressing framework allows one to address about 16,000,000 unique hosts for a Class A address, around 65,000 hosts...

Top Interview Questions for Network Engineer / Network Administrator (Security) Are you looking for job as a Network Security Engineer?...

Windows Admin Interview Questions WINDOWS ADMIN INTERVIEW QUESTIONS 1. Describe how the DHCP lease is obtained . It’s a four-step process...

Router Boot Process Overview: A router goes through three steps when booting up: POST (Power-on Self Test) Locate and Load IOS Locate and...