Top 10 Commands Every Cisco IOS User Should Know

As the Cisco IOS is riddled with thousands of commands, configuring it can be challenging and learning some essential commands is necessary. This quick reference describes 10 commands you’ll need to rely on when handling various configuration and troubleshooting tasks.…
Top 10 Cisco IOS Configuration Mistakes

There are a number of common mistakes that are made while learning something about Cisco IOS. In this article it covers the largest of these misconfigurations. This list is of course subjective, but it should provide a good reference for…
‘NX-OS and Cisco Nexus Switching’ Book Review

Preface: The book “NX-OS and Cisco Nexus Switching: Next Generation Data Center Architectures, Second Edition,” is recommended for anyone looking to purchase Nexus gear or currently supporting Nexus in their network environment. This book covers practically every nerd-knob the Nexus…
How to Set up NAT Using the Cisco IOS?

Network address translation (NAT) is one of those rare information technology buzzwords that do exactly what its name implies. In this case, it translates one network address into another network address. The most popular use for NAT is to connect…
How to Configure NAT in Cisco IOS?

NAT (Network Address Translation), it in simple terms translates an IP address into another. Network Address Translation is of different types like Static NAT (One to One) Dynamic NAT (Many to Many) Overloading (Many to One) The main purpose of…

Cisco IOS Command Summary—Four Modes to Access and Configure a Cisco Router The four modes for accessing and configuring a Cisco router are: user EXEC mode, privileged EXEC mode, global configuration mode, interface configuration mode Each mode has a unique command set. Purpose of…