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1.2.1 Flexible Configuration into STM-16 or STM-64 System
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1.2.5 Cross-Connect Capability
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1.2.6 Service Access Capability
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1.2.7 Equipment Level Protection
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1.2.8 Networking and Protection
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1.2.9 Squelching Function in Multiplex Section
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3.1.1 Protection for Processing Board
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3.1.2 1+1 Protection for Cross-connect Unit and Timing Unit
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3.1.4 Protection for Power Supply System
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3.1.5 1:N Protection for 3.3V Board Power Supply
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3.1.7 Abnormality-Specific Service Protection
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3.2.3 Protection for Interworking Service on Rings
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3.2.4 Fiber-shared virtual path Protection
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4.1 Application of Basic Service
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4.2 Application of Ethernet Service
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5 Operation, Maintenance and Management
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5.1 Equipment Operation and Maintenance
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