https://github.com/brh55/min-host-bits

:low_brightness: Calculate minimum host bits needed for desired number of hosts
https://github.com/brh55/min-host-bits

ipv4 networking subnet

Last synced: 30 days ago
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:low_brightness: Calculate minimum host bits needed for desired number of hosts

• Host: GitHub
• URL: https://github.com/brh55/min-host-bits
• Owner: brh55
• Created: 2017-01-23T23:24:31.000Z (almost 8 years ago)
• Default Branch: master
• Last Pushed: 2017-02-02T00:01:17.000Z (almost 8 years ago)
• Last Synced: 2024-09-14T09:25:36.228Z (about 2 months ago)
• Topics: ipv4, networking, subnet
• Language: JavaScript
• Homepage:
• Size: 36.1 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# min-host-bits [![Travis](https://img.shields.io/travis/brh55/min-host-bits.svg?style=flat-square)](https://travis-ci.org/brh55/min-host-bits) [![XO code style](https://img.shields.io/badge/code_style-XO-5ed9c7.svg?style=flat-square)](https://github.com/sindresorhus/xo)

> Calculate minimum host bits needed for desired number of hosts with account for network address and broadcast address

>

> **minHostBits(256)** // 9

## Install

`$ npm install --save min-host-bits` **OR** `$ yarn add min-host-bits`

## Usage

```javascript

var desiredHosts = 3000;

var minimumHostBits = minHostBits(desiredHosts);

console.log(minimumHostBits) // 12

```

## API

### minHostBits(n)

Returns the minimum number of host bits accounting for the network address and broadcast address

#### n

*n* number of desired hosts

## Related

[min-prefix-length](https://github.com/brh55/min-prefix-length) - :1234: Calculate the minimum prefix length for an IPv4 subnet based on a desired number of host

[ip-class](https://github.com/brh55/ip-class) - :capital_abcd: Return the classful network class (A, B, C, D, E) of an IPv4 address

## License

MIT