| Standard No.: | YD/T 1957.1-2009 |
| Chinese Name: | 自动交换光网络（ASON）节点设备技术要求 第1部分：基于同步数字体系（SDH）的ASON节点设备 |
| English Name: | Technical Requirements for Automatically Switched Optical Network (ASON) Node Part 1:Technical Requirements for SDH-based ASON Node |
| Professional Classification: | M33 Optical communication equipment |
| Professional Classification: | YD Professional Standard - Telecommunication |
| ICS Classification: |
33.040.20 Transmission systems
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| Issued by: | |
| Issued on: | 2009-06-15 |
| Implemented on: | 2009-09-01 |
| Status: |
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| Target Language: | English |
| File Format: | PDF |
| Word Count: | |
| Translation Price: | please email coc@codeofchina.com for quotation
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| Delivery: | via email in
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