Network Security Groups in Azure — The Fundamentals , Which Direction to Apply Rules, What would source and target ports be, Does return reply traffic need to be explicitly permitted(3/3) ?

  1. Default NSG Rules in Azure:
Default Rules - NSG (Azure)
Combination of AllowVNetInBound and AllowVnetOutBound default NSG rules allows any kind of communication to happen within a virtual network(within/across subnets)
Example to Illustrate NSG Fundamentals



Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Aditya Garg

Aditya Garg


Cloud Consultant |Zumba Enthusiast | Seaside Lover | 2XAzure, 1XAWS, 1XCCNP, 1XCCNA