How to change the tomcat port number that is occupied

Modify Tomcat’s port number by editing the server.xml file: Stop the Tomcat service. Open the server.xml file. Find the port attribute in the element. Modify the value of the port attribute to the desired port number. Save the changes and restart the Tomcat service.

How to modify the Tomcat port number?

When the Tomcat port number is occupied, you can modify it through the following steps:

Step 1: Stop the Tomcat service

First, Stop the Tomcat service to prevent port conflicts.

Step 2: Edit port configuration

Open the Tomcat configuration file located in the ${catalina.home}\conf\server.xml file.

Step 3: Find the port number setting

In server.xml, find the following code segment:

<code class="xml"><Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /></code>

The port attribute specifies Tomcat's HTTP port number.

Step 4: Modify the port number

Modify the value of the port attribute to the required port number, for example:

<code class="xml"><Connector port="8090" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /></code>

Steps 5: Save and restart Tomcat

Save the changes and restart the Tomcat service. The new port number will take effect.

Note:

• Make sure that the modified port number is not occupied by other applications.
• For the HTTPS port, you also need to modify the port number in the SSL configuration in server.xml.

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