GB/T 15941-1995 Requirements for synchronous digital hierarchy (SDH) optical fiber cable line systems of national public telecommunication network (English Version)
This standard specifies the network access requirements of SDH optical cable line systems with 155520, 622080 and 2488240kbit/s rates. SDH optical cable line system suitable for public telecommunication network. Private telecommunication network can also be used by reference.
GB/T 15941-1995 history
2008GB/T 15941-2008 Requirements for synchronous digital hierarchy(SDH) optical fiber cable line systems
1995GB/T 15941-1995 Requirements for synchronous digital hierarchy (SDH) optical fiber cable line systems of national public telecommunication network