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 […]
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
Breakout is a mechanism to divide a high bandwidth interface into smaller bandwidth interfaces. Cisco Nexus switches support the breakout of high bandwidth interfaces at the module level or at the per-port level. In this lesson we will learn how to Configuring Interfaces Breakout in Nexus. So, we can split
Port Profiles is a feature of Nexus switches, which allow a template of configuration to apply to a group of ports. This is similar to interface macros in Catalyst IOS. Unlike Catalyst IOS macros, NX-OS port-profiles are event driven, meaning IOS macros apply only once during initial configuration, but P0rt
Virtual Device Contexts (VDC) is a CISCO protocol for Nexus 7000 series, which allow a Nexus switch to be logically segmented into virtul switches. It is similar to SRD on IOS-XR platform, and Context on ASA platform. In this lesson, we will learn how to configure VDC in Cisco Nexus
NetFlow is a Cisco developed network protocol for collecting IP traffic details as it enters or exits an interface. In this lesson, we will learn, how to configure Netflow on Cisco IOS XR devices. Netflow configuration divided into 3 main components. These are- First of all, let’s discuss about limitation
Cisco vPC aka Virtual Port-Channel, which was launched in 2009 is a feature on the Cisco Nexus series switches that allows end device to configure a Port-Channel across multiple switches. If you want to know details, then check fundamental concepts of vPC by Cisco. In this lesson, we will learn
In this lesson, we will configure SSH on Cisco IOS XR enabled router. Earlier we have configured SSH on Cisco IOS, if you want to check that article, then click SSH on Cisco IOS devices. SSH on Cisco IOS XR First of all, you should create hostname and domain name
