The "default" server configuration file set is located in the JBOSS_DIST/jboss-as/server/default directory. Let's take a look at the contents of the default server configuration file set:

jboss-eap-4.2                            // jboss.home_url
	|+ doc
	|+ jboss-as
		|+ bin
		|+ client
		|+ docs
		|+ icons
		|+ lib                                   // jboss.lib.url
		|+ scripts
		|+ server
			|+ all                           // jboss.server.name
			|+ default                       // jboss.server.home.url
				|+ conf                  // jboss.server.config.url
					|+ props
					|+ xmdesc
					-  jbossjta-properties.xml  
					-  jboss-minimal.xml  
					-  jndi.properties                   
					-  standardjboss.xml
					-  jboss-log4j.xml
					-  jboss-service.xml
					-  login-config.xml
					-  standardjbosscmp-jdbc.xml
				|+ deploy
					|+ ejb3.deployer
					|+ http-invoker.sar
					|+ jboss-aop-jdk50.deployer
					|+ jboss-bean.deployer
					|+ jboss-web.deployer
					|+ jbossws.sar
					|+ jms
					|+ jmx-console.war
					|+ management
					|+ uuid-key-generator.sar
					-  bsh-deployer.xml
					-  cache-invalidation-service.xml
					-  client-deployer-service.xml
					-  ear-deployer.xml
					-  ejb3-interceptors-aop.xml
					-  ejb-deployer.xml
					-  hsqldb-ds.xml
					-  jboss-ha-local-jdbc.rar
					-  jboss-ha-xa-jdbc.rar
					-  jbossjca-service.xml
					-  jboss-local-jdbc.rar
					-  jboss-xa-jdbc.rar
					-  jmx-invoker-service.xml
					-  jsr88-service.xml
					-  mail-service.xml
					-  monitoring-service.xml
					-  properties-service.xml
					-  quartz-ra.rar
					-  schedule-manager-service.xml
					-  scheduler-service.xml
					-  sqlexception-service.xml
				|+ lib                              // jboss.server.lib.url
			|+ minimal
			|+ production
	|+ seam
	|+ Uninstaller                          // jboss.uninstaller.url