Install Oracle Java
$ sudo add-apt-repository ppa:webupd8team/java
$ sudo apt-get update
$ sudo apt-get install oracle-java7-installerInstall Tomcat7
$ sudo apt-get install tomcat7if tomcat write: “no JDK found - please set JAVA_HOME”
$ sudo vim /etc/default/tomcat7
JAVA_HOME=/usr/lib/jvm/java-7-oraclelook at http://localhost:8080/
Install GeoServer
$ mkdir geoserver_src
$ cd geoserver_srv
$ wget http://downloads.sourceforge.net/geoserver/geoserver-2.2.5-war.zip
$ unzip geoserver-2.2.5-war.zip
$ sudo cp geoserver.war /var/lib/tomcat7/webappstest : http://localhost:8080/geoserver/web/ user : admin pass : geoserver