Take Kunming MAN in Yunnan electric power communication network as an example, the paper analyzes each MSTP technique and introduces the applications of MSTP in Kunming MAN.

• 文章以云南电力通信网昆明城域网为例,对各种MSTP技术进行了比较,重点介绍了MSTP在昆明城域网中的应用。