Ports 0 through 1023 are reserved or well-known ports for a variety of network application protocols. Port 80 is the default port for the HTTP protocol used by the web. It isn't a special port in localhost; it's a special port for any host running a web server with the default web port of 80. When you type a URI in your browser, the.

Please contact the server administrator at [email protected] to inform them of the time this error occurred, and the actions you performed just before this error . More information about this error may be available in the server error log. Apache/2.4.7 Server at localhost Port 80. This error can be triggered by the following.
apache server not listening on port 80.

* LISTEN tcp6 0 0 localhost: smtp.

The Apache HTTP Server Loaded.

Information on the latest versions of Apache can be found on the web site of the Apache web server at http://httpd.apache.org.

and even some client applications (such as Skype) which will use port 80 to attempt to.