Networking Knowledge Base

Access VLANs and Internet through multiple wireless SSIDs, using Autonomous AP AIR-CAP3702Challenge: Access internet through autonomous Access Point (Air-Cap3702i-e-k9) which populated multiple SSIDs that connected to the VLANs at Remote Office. Diag...

IntroductionValidated DesignTraffic Flow in Cisco Wireless SD-Access solutionMeraki Wireless Design FundamentalMeraki Device-to-Cloud CommunicationsLab SetupConfigurationValidation   Introduction With the evolution of software defined networking (SD...

NotesA Word from our Sponsors:Introduction:Section 1: General ProcedureSection 2: ROMMON UpgradeSection 3: Cellular Modem Firmware UpgradeSection 4: GOTCHA Notes This procedure is aimed at Cisco ISR 1k, ISR 4k and ASR 1k router ONLY.IOS-XE Bundle Mo...

Author / Co-author: Miguel Cervantes & Jose Manuel Huerta (@josemhue) General Overview  In this post we are exploring the world of ThousandEyes alerts, focusing on the challenge of managing “noisy” alerts for cloud and enterprise agents.  For users...

As networks continue to become more complex, finding ways to simplify network operations is key. That's where Cloud monitoring for Catalyst wireless can help. Now available for customers to opt in via early access, this solution tackles the challeng...

ThousandEyes is a powerful SaaS platform that gives a digital picture of enterprise infrastructure, formed by test views, alerts, dashboards, and other components. This article will demonstrate how to quickly and easily display the ratio of alerting ...

HistoryRequirementsConfiguration StepsManaging the KeysChanging the PasswordVerificationThese need to be reviewed \ changed.These are safe to use.FAQReferences History Traditionally Cisco has used several different methods for storing passwords and ...

Core issueRoute Processor Redundancy (RPR) refers to the provision of support for the redundancy feature. In the RPR mode, one of the supervisor engines is active and operational, while the second supervisor engine is in the standby mode. If the acti...

SummaryRequirementsConfiguration StepsVerificationFAQTroubleshootingReferences & Tools   Summary In the past when IOS 12.x was hot stuff we used MD5 to authenticate OSPF neighbors.  This worked great on ethernet networks because OSPF is a multicast ...

The Cisco Document Team has posted an article. This document describes how to configure and verify Service Chaining to inspect traffic across different VRF. Know of something that needs documenting? Share a new document request...

The Cisco Document Team has posted an article. This document describes how to configure and monitor upstream and downstream bandwidth utilization on a transport interface on vEdge routers. Know of something that needs documenti...

The Cisco Document Team has posted an article. This document describes how to configure and verify Administrative Distance (AD) on default routes received via DHCP. Know of something that needs documenting? Share a new document...

The sheer number of bits in an IPv6 address can make IPv6 subnetting intimidating at best. With the addition of a new addressing scheme it's easy to get lost trying to break up your brand new /48 address across your enterprise.The New Boss, Same as t...

ResolutionYou can analyze network traffic passing through ports by using Switched Port Analyzer (SPAN). This sends a copy of the traffic to another port on the switch that has been connected to a SwitchProbe device, another Remote Monitoring (RMON) p...

Gigabit Ethernet is a widespread networking standard, but a question often arises: does it support the legacy half-duplex mode of communication? Let's break down the technical details.What is Half-Duplex and Full-Duplex?Half-Duplex: In a half-duplex ...