netstat -aon | findstr :80 It will show you all processes that use port 80. Notice the pid (process id) in the right column. If you would like to free the port, go to Task Manager, sort by pid and close those processes.-a displays all connections and listening ports.-o displays the owning process ID associated with each connection.

2009年4月25日 · This is because 80 is the default port, and it was taken by other processes. Now run below command: net stop http // Above command stopped below services // - SSDP Discovery // - Print Spooler // - BranchCache // - Function Discovery Resource Publication // - Function Discovery Provider Host

2018年7月12日 · Select Port in the New Inbound Rule Wizard and then click Next. Note: Do not create a Program rule – you must create a Port rule. Select which protocol this rule will apply to TCP, select Specific local ports, type port number 80, and then click Next. Select Allow the connection and then click Next.

2012年7月20日 · It does not properly close the port. The port is put into TIME_WAIT state after the parent process is killed. The OS will then eventually completely close the port after about 60 seconds. It means that you can't reuse the port for at least 60 seconds (unless you give the reuse option to the socket). –

2015年7月6日 · As @Glorfindel stated, port 80 is the standard for HTTP. To elaborate - there are a number of fixed TCP, UDP ports "reserved" for different services from 1 - 1024. best practice is to use a port number larger than 1024 for non-standard traffic.

Since port 80 is not an option, you need to find an alternative port. There is no official HTTP alternative port. When port 80 is used for one address/webserver, it's fairly common to use port 8080 or 8000 for another site on the same address/webserver. This is most likely because they are similar enough to 80 that they are easy to remember. I ...

2015年11月8日 · So, at that time port 80 was officially free. In 1991 Tim Berners-Lee issued the first version of HTTP in a document about HTTP 0.9 where he stated: If the port number is not specified, 80 is always assumed for HTTP. Then in July 1992 was published RFC 1340 that obsoletes RFC 1060 where appears:

2010年10月15日 · If the port number is not the one you wanted to use, then open the Apache config file (e.g. C:\wamp\bin\apache\apache2.4.9\conf\httpd.conf open with a code editor or wordpad, but not notepad - it does not read new lines properly) and replace the number on the line that starts with Listen with the number of the port you want, save it and repeat ...

Cambia el puerto que utiliza alguna de estas aplicaciones. En este caso, yo cambiaría el puerto de Apache para que en lugar de apuntar al puerto 80 apunte a un número diferente. El número del puerto puede variar entre 0 y 65536. Elige un número diferente al 80, por ejemplo 4000.

Hi rusks, You can use the “netstat” command from command prompt to determine which program is using any port.