GitHub

Terraform VLSM Subnetting Module

This Terraform module calculates subnet CIDR blocks using Variable Length Subnet Masking (VLSM) based on a user-defined base CIDR block. It is designed to support any cloud provider or on-premise ...
GitHub

A powerful command-line subnet calculator that supports both Variable Length Subnet Mask (VLSM) and Fixed Length Subnet Mask (FLSM) calculations. Designed for network ...

usage: subcalc [-h] [--network NETWORK] [--vlsm [VLSM ...]] [--flsm [FLSM]] Subnet Calculator Tool - Calculate and display subnet information options: -h, --help show ...
Ars Technica

VLSM subnetting without required hosts?

I'm doing a lab in Boson, where it gives you the topology with some ip addresses and then expects you to do show running-config to get the subnet mask, and get the Network Address, First Host, Last ...