Data Center Architecture High Level Overview:- Components:- 1. Data Center Networking 2.Application Networking 3.Data Center Security 4.Unified Computing System 5.Unified Fabric 6.Storage Networking 7.Operations & Management 8.Services Component 9.Branch Operations Overview Of Each Component and Devices Used:- 1.Data Center Networking:-…
Data Center Migration is one of the challenging job in networking world, and the reason behind this we have less documentation available online for this. Recently i did DC migration for a client in Vancouver, Canada. Below are the main…
What is GLBP and Why do we use it? GLBP stands for Gateway Load Balancing Protocol and it is a Cisco proprietary First Hop Redundancy Protocol that attempts to overcome the limitations of existing redundant router protocols by adding basic load…
As Network Engineers we all have to send Cisco “Show tech-support” to Cisco TAC or any large CLI (Command Line Interface) output to the vendor for troubleshooting purposes. The result of a large output is that we are unable to…
Bridging for me is simply straightforward here in Bridging we are NOT rewriting the Layer 3 packet simply forwarding the Layer 3 information in Layer 2 frame intact from one end to other. Today we are discussing Bridging same subnet…
Here i have taken a simple topology R1 is connecting directly over Serial 0/0 link to BB1 , and as we know we dont have much access to Backbone routers in LAB , what if we dont know the EIGRP…
Today we will discuss not so explored cisco outstanding feature OER/Pfr and see how it can monitor and make decisions on its own and route traffic on the best available path in terms of jitter,delay,bandwidth consumption,etc.. I have taken a…
Today we will be discussing MSDP with BGP ipv4 multicast address-family. The topology is simple we have taken four routers R1 in BGP AS 1 , R5 in BGP AS 5 and R2,R3,R4 are in confederation 64511, our goal is…
STP RootGuard Feature §Root guard is useful in avoiding Layer 2 loops during network anomalies. The Root guard feature forces an interface to become a designated port to prevent surrounding switches from becoming root bridges. §Root guard-enabled ports are forced…
3560/3550 Recovery Procedure———————————— Connect a PC to the console port of the switch, Use a terminal emulation program such as Microsoft Windows HyperTerminal in order to establish the console session. These are the settings: Bits per second: 9600 Data bits:…
