ZD OSS is an extensible software framework for helping software developers create integration network management applications using the Java programming language.Provide Operations Support and Business Support. Implement integrated network management and ITIL (IT Infrastructure Library) services. It can be used to build standalone applications, client-server platform and web application. ZD OSS client platform base on Netbeans and the server intends to the processes of device collecting (SNMP, CIM, CLI), Network discovery, Alarm management, Topology map, Performance reports/chart, Trouble tickets, and Schedule management. Now the system base on C/S structure, using NetBeans platform and JMX/JMS as event bus; and the server will support J2EE shortly.