This standard specifies the test methods for the technical indicators and performance requirements of the Synchronous Digital Hierarchy (SDH) optical cable line system. It is suitable for engineering acceptance and maintenance tests, and some items of equipment acceptance can also be used as a reference.
GB/T 16814-1997 history
2008GB/T 16814-2008 Synchronous Digital Hierarchy (SDH) Optical Cable Line System Test Method
1997GB/T 16814-1997 Methods of measurement for synchronous digital hierarchy (SDH) optical fiber cable line systems