vPC failure scenarios are sometimes destructive. However, if you have good understanding on vPC and you follow Cisco recommended vPC design, then you can handle Virtual Port Channel (vPC) failure scenarios with confidence. In this lesson, i will be discussing […]
Virtual port channel (vPC) typically used for providing active-active connection from switch to end-point devices. However, due to it provide loop free design, we can configure one vPC domain on aggregation switches to other vPC domain on access switches while
Q-in-Q Tunneling is to allow service providers or hosting provider or data center, 4096 VLAN inside of each one of 4096 VLAN. This is really useful and easy to implement. Before going to the configuration part, let’s discuss the benefits
In this lesson, we will learn to configure TACACS server for AAA authentication in Cisco IOS XR software. We will be using release 7.0.x for this tutorial. So, let’s get started. Here important to note that, AAA is available by
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
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.
