Generalized Multi-Protocol Label Switching (GMPLS) is used as the control protocol for ASON, of which the routing part is mainly governed by the Open Shortest Path First (OSPF) protocol.

• 摘要自动交换光网络(ASON)控制协议采用通用多协议标签交换(GMPLS)控制协议族，其路由部分主要为开放式最短路径优先(OSPF)协议。