SDH management network is a subclass of TMN (Telecommunication Management Network). The management ability of the CMIP (Common Management Information Protocol) based SDH network management system is powerful while the implementation is complex.

• SDH管理网是电信管理网(TMN)的子集,基于公共管理信息协议(CMIP)的SDH网络管理系统管理功能强大,但实现过于复杂。