Variable Length Subnet Masking is a technique that allows network administrators to divide an IP address space to subnets of different sizes, unlike simple same-size subnetting. Learn more about VLSM
VLSM Subnet Calculator is intend for automate and simplify VLSM calculation process.
How to use: Enter major network address and prefix, like 192.168.1.0/24
Enter sizes (number of assignable ip addresses) of subnets to divide major network. You can specify subnetwork names instead of default.
You can change number of subnets at any time.
| References: |
If you have a question/suggestion/bug report, please use Feedback form.