China 'YD/T 2149.4-2011 ' Industry standard english version:

中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

YD/T 2149.4-2011

Issued Date:2011-05-18

Implemented Date:2011-06-01

Issued by:

The Standardization Administration of the People's Republic of China

GB Standard Code	YD/T 2149.4-2011
Standard Category	China Telecommunication Standards
GB Standard English Title	Technical requirements for optical transport network (OTN) management. Part 4: EMS-NMS interface common information model
GB Standard Chinese Title	光传送网（otn）网络管理技术要求第4部分：ems-nms接口通用信息模型
Chinese Version Price	$5.00 per 1 page
English Translation Fee	$15.00~$30.00 per 1 page
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