In this blog, we will learn segment routing in MPLS (Multiprotocol Label Switching). It’s a new label-switching technology that is going to enhance the working of IP and MPLS networks. SR (Segment Routing) replaces LDP (Label Discovery Protocol) in the existing MPLS network. In a traditional MPLS network, if a service provider wants to do […]
Have you forgotten the network administrator password for the Cisco Nexus switch? If so, this tutorial can show you other ways to get it back. But before you begin the password recovery procedure, you should be informed of the following: What to Do If a Device Has Two Supervisor Modules If a device has two […]
In this blog, we are going to discuss the WLC discovery process and the configuration steps for a WLC HA SSO pair in SD-Access (SDA). You can also refer to Basic Concepts of SD-Access Wireless. The following section will be covered in this Blog: Steps for WLC Discovery via DNAC Steps for WLC HA SSO […]
It is an unspoken rule that if you are running an organization then you have to take care of cybersecurity. This is the foremost smart step towards the security of your hard work and following the best cybersecurity practices is a must. Seeing the situation now that the world is going through; most of the […]
In this article, we are going to discuss how Policy Based Routing (PBR) works with IP SLA. Apart from this blog, I have written other technology blogs that you can read when you click here. What is PBR? PBR stands for Policy Based Routing. It is used to overrule the routing table. The overrule means, […]
The agenda of this blog is to try to understand Steganography Basics, its diverse types, and some tools so that you can do the hands-on practice. What is Steganography? It is a practice of hiding messages in plain sight. It is a Greek word that means Stegano → “covered” & Graphia → “writing”. It is […]
In this blog first, we will introduce FXOS and then study upgrading FXOS. FXOS: Firepower Extensible Operating System The Firepower Extensible Operating System (FXOS) is the operating system for the Firepower 4100 on the supervisor. The Firepower Chassis Manager is a GUI-based management feature right out of the box to manage Firepower FXOS. The Firepower […]
In this blog, we will see how Cisco IOS routers can be used as a firewall by adding Modular Policy Framework (MPF), which is by default enabled in the ASA firewall. An organization that cannot afford a hardware firewall device can use it as an alternative. These firewall features can be implemented on Cisco IOS […]
Prerequisites for DCNM Installation VMware ESXi host imported into vCenter. Three port groups must be present on the ESXi host- DCNM Management, Enhanced Fabric Management Network, and In-band interface. Make sure no antivirus is running on the host where the VMware vcenter web client is launched for the DCNM OVA installation. Otherwise, the DCNM installation […]
vPC (Virtual Port Channel) is a Layer 2 technology used in Cisco Nexus Switch that enables the device to appear as a single logical device for the end host. It is an advanced version of VSS technology. The Benefits of vPC are as follows Each peer device in the vPC domain runs its control plane […]