Does not work on port 80 production?

[Swapnilchavan18]

When I change port to 80 in package.json app does not work, on other port it work? What can be issue? Can anyone explain me where I need to configure so that it works on port 80 like as web application?

[busheezy]

You should use something like nginx to use as a proxy to your application.

http://stackoverflow.com/questions/5009324/node-js-nginx-what-now