This figure shows an Oracle CEP installation topology when Oracle CEP is installed on its own. This topology contains a Middleware Home directory that contains CEP Oracle Home (named ocep_11.1) and User Projects (named user_projects). The User Projects directory contains a Domains directory (named domains). The Domains directory contains a CEP Domain directory (named ocep_domain). The CEP Domain directory contains a cepserver1 and cepserver2 directory.