Technical requirements for automatically switched optical networks—Part 2:Terms and definitions
NEQ ITU-T G.8081:2008
中国通信标准协会
GB/T 21645的本部分规定了自动交换光网络（ASON）的术语、定义以及缩略语。
本部分适用于ITU-T G.805定义的面向连接的电路和分组传送网络，包括ITU-T G.872定义的光传送网络（OTN）。
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