Networking Knowledge Base

  Take your understanding of Cisco Catalyst Center to the next level with our upcoming Expert Insights Series! This comprehensive foundational and intermediate series is designed to help you unlock the full potential of your Catalyst Center deploym...

Foundation topics  Intermediate topics  Advanced topics   Welcome to the Catalyst Center Expert Insights Community! This dedicated page is your gateway to a transformative journey from beginner to expert. Here, you'll explore essential foundational t...

Download BGP Routing Protocol With 16 Practice Labs. Table of Contents Lab 1: MED and AS-Path PrependLab 2: BGP Local PreferenceLab 3: BGP path controlLab 4: BGP ConfederationsLab 5: Bestpath as-path ignore and aggregate-addressLab 6: Community Attri...

I recently finished a project for Cisco 9500 Series switches using StackWise virtual and ran into some scenarios where the StackWise virtual needed to be reconfigured or changed. I searched the Internet but didn't find much information on it.So, I am...

Cisco launched the new Cisco 8000 Series Secure Routers at Cisco Live 2025 San Diego. Customers are impressed by the "Cisco secure routers now have a new secure networking processor, which accelerates IPsec by 3x, and integrated NGFW capabilities". ...

Pre-requisite Knowledge3-Step Adoption Workflow Overview1) Use Case Definition2) Architecturel. Agent installation/definitionll. Test Configuration3) OperationalizationAdditional Resources In today’s digital world, maintaining seamless application pe...

At Cisco Live San Diego 2025 last week, we showcased what’s next for Cisco across our latest AI-powered networking innovations. From AgenticOps supercharging our platform, to next-gen high-capacity and low-latency devices, unified network management,...

Table of Contents IntroductionWildcard MasksClassful Wildcard ExamplesClassless Wildcard ExamplesStandard Numbered ACLStandard Named ACLExtended Numbered Example 1Extended Numbered Example 2Extended Numbered Example 3Extended Numbered Example 4Extend...

Step 1: Configure IKE Policy and Pre-shared Key:Step 2: Configuring an IPsec Transform Set and IPsec Profile:Step 3: Configure an ISAKMP Profile in IPv6: Introduction:This document discuss about IPv6 IPsec Site-to-Site VPN Using Virtual Tunnel Interf...

This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does   "Th...

   Welcome to yet another big update of Cisco Catalyst Center! Whether you are a Network Engineer, Security Specialist, DevNet Engineer, or IT Leader, you will find something new and interesting in this release. NX Customer Success Specialist Chiar...

  Table of Contents Table of ContentsSummarySupportConfiguration StepsInstall a Certificate on the Catalyst SwitchInstall a Certificate on the SYSLOG serverConfigure the Cat 9K for SYSLOG TLSOptional Configure Specific Cipher SuitesVerificationCat ...

The "history" command is new with 15.1T. This, along with the new "show interface history" command, allows an interface to maintain utilization history in a graphical format similar to CPU history. This history can be maintained as either packets per...

Introduction Combining Catalyst SD-WAN with Starlink offers a powerful solution for businesses seeking reliable and high-performance internet, especially in remote locations. Catalyst SD-WAN acts as the network conductor, intelligently managing traff...

Hi Everyone,  As part of Cisco’s commitment to providing intelligent network solutions for organizations to securely connect users, devices, applications, and workloads everywhere, I wanted to provide a brief overview of the latest releases to our W...