Subnetting is the process of dividing a network into several smaller, independent subnets. Each subnet is a portion of the core network that follows a specific logic. We know the definition of the use of subnets in local networks that we could use in our company, y, since the benefits of using subnetting are several.

The infrastructure must be “invisible” to the user, but visible to IT strategists to ensure the performance and service levels required by the business, where observability (as part of SRE or site reliability engineering) is essential to understand the internal state of a system based on its external results. For effective observability, there are four key pillars: metrics, events, logs, and traces, which are summarized in the acronym MELT.