1. Stop the tomcat on the OneClick system a. On Windows, stop the SpectrumTomcat service b. On Linux, run the $SPECROOT/tomcat/bin/stopTomcat.sh script
2. Make a backup of the $SPECROOT/tomcat/conf/server.xml file
3. Edit the $SPECROOT/tomcat/conf/server.xml file file and change the value of the <Connector port >
4. Save the change
5. Start tomcat on the OneClick server: a. On Windows, start the SpectrumTomcat service b. On Linux, run the $SPECROOT/tomcat/bin/startTomcat.sh script