NPM package is unavailable

[NoahBPeterson]

https://stackoverflow.com/questions/70814976/there-is-a-problem-throwed-after-command-npm-install-mtu/71563322#71563322

https://www.npmjs.com/package/mtu

https://registry.npmjs.org/mtu/

"npm install mtu" throws an error because mtu is no longer available on NPM.