Cisco is the major OEM in IT sector. In this categories, we will focus on configuring Cisco routers, switches, firewalls, wireless devices etc.
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 of q-in-q tunnel. Service providers often meet the requirement for specific VLAN IDs and the …
How to configure Q-in-Q Tunneling in Cisco Continue Reading »
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 default as a part of the base software package in Cisco IOS-XR. Configure of TACACS+ …
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. The password recovery process needs …
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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 feature on Cisco switches, which …
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 Address, Address Type and Associated …
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 interfaces in two methods. These …
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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 profiles immediately re-apply any time …
How to configure Port Profiles in Nexus switches? Continue Reading »
