Networking Knowledge Base

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 ...

                                                                                            MPLS LAYER-3 VPN IntroductionVirtual Routing and Forwarding (VRF)MP-BGP (Multi-protocol BGP)RD (Route Distinguisher)RT (Route Target)Transport and VPN LabelMP...

Table of Contents Table of ContentsAutomationSummaryTerminologySecurity LevelsSupportConfiguration StepsCreate an SNMP Poller Access ListCreate SNMP ViewsCreate SNMP GroupsCreate Read-Only SNMP UsersCreate Read-Write SNMP UsersFrequently Used OIDsVer...

This document is editable by everyone. If you know of an OID, please add it. If one is incorrect, please correct it and add notes.Monitoring CPU on Routers1.3.6.1.4.1.9.2.1.58.0Monitoring Memory on Routers1.3.6.1.4.1.9.9.48.1.1.1.6.1PIX/ASA/FWSMSyste...

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...

General Overview   In today's fast-evolving business environment, executives heavily depend on data-driven insights to make prompt and well-informed decisions. Executive reporting plays a pivotal role, offering immediate access to crucial key perfor...

Introduction: Catalyst Center's release 2.2.3 marked the introduction of the Secure AP Onboarding feature, a significant advancement for network administrators seeking robust security measures. This feature facilitates the seamless integration of ac...

                                                                                      VRF LITEVRF Lite is a simplified version of VRF that uses only IP routing, while the full version of VRF can support multiple routing protocols like OSPF and BGP.VR...

                                                                        Virtual Routing and Forwarding (VRF)VRF is the abbreviation of Virtual Routing and Forwarding. Basically, VRF is a technology with which we can create separate virtual routers on...

                                                                          Multi-Protocol Label Switching (MPLS)First....Why we need MPLS ?In the above example, we have an example of an ISP with two customers “A” & “B”. The ISP only offers internet co...