How to recover Admin Password on Nexus Switches

If you are unable to start a session with network-admin privileges in your Cisco Nexus switch, you must recover the network administrator password by power cycling the device. In this lesson, we will learn Nexus switch password recovery by power cycling. This processed are applicable for all NX-OS enabled devices.…continue reading →

Errdisable Recovery on Cisco Switches

Errdisable recovery is a feature that helps network administrators to recover the err-disabled state to enable state. In this lesson we will learn, how to configure Err-disabled auto-recovery in Cisco catalyst switches. Before going into details, first we should understand what is error-disabled state of an interface. Errdisabled is a…continue reading →

Managing MAC address table in Cisco

Managing MAC address table in Cisco is the most basic but important skill. In this lesson we will discuss in details about it. A Switch manage and use a mac address table to forward traffic from one interface to another. This address table is a combination of Vlan ID, MAC…continue reading →