A digital home network management model used to control and manage digital appliances in families

called HNMP(Home Network Management Protocol)

is introduced in this paper.The second section of the paper introduces all the parts of HNMP model; the third section discuses how to describe the attributes and behaviors of digital appliances in home by extending MIB tree; the fourth section describes the format and alternating process of HNMP messages in detail.HNMP model can be implemented easily and has features of simplicity

high expansibility and compatibility with SNMP model.