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What is NAT How Works

NAT & PAT Technology What is NAT The Problem with IPv4 addresses An IP address is used as an endpoint identifier in IP-based communications. It is just like a telephone number. When you want to...

Connect Cisco Router & Switch to Internet

Connect Cisco Router & Switch to Internet Router Interface Configuration ............................... show ip interface breif config t interface fa0/0 ip address dhcp no shutdown exit Default...

How to Cisco Router Password Recovery

Cisco Router Password Recovery Step 1: Connect to the Router Connect via Console: Use a terminal emulator (like PuTTY) to connect to the router’s console port. Step 2: Reboot the Router Power Cycle...

Introduction of Cisco Router

Router Technology What is Router A Router is a networking device used to connect multiple networks and forward data packets between them. It works mainly at Layer 3 (Network Layer) of the OSI Model...

What is Switch Stacking

Switch Stacking Technology What is Switch Stacking Switch stacking is a networking technology that allows multiple physical network switches to be interconnected and operate as a single logical...

Cisco Switch & Router Backup Restore

Cisco Switch & Router Backup / Restore / Upgarde How to Installing an IOS (Internetwork Operating System) on a Cisco router involves several steps. Here’s a simplified guide: Prerequisites Router:...

What is Switch Ether-Channel

Ether-Channel Technology What is Ether-Channel EtherChannel is a networking technology that combines multiple physical Ethernet links into one single logical link between two network devices such as...

What is VLAN How Works

VLAN Technology What is VLAN A VLAN (Virtual Local Area Network) is a logical way to divide one physical network into multiple smaller and secure networks without using separate switches or cables. It...

Types of Switch Ports

Types of Switch Ports Network devices connect to a switch through its switch ports. Switch Ports which are physical opening where data cables are plugged in to connect the devices. Switch port type...