Historical
T1.105-2001
Synchronous Optical Network (SONET) - Basic Description including Multiplex Structure, Rates, and Formats
The purpose of this standard is to specify the multiplexing format and basic overhead definitions for the Synchronous Optical Network (SONET) signal. Other standards in the T1.105 series build upon this base document by providing additional detailed information about other, specific aspects of SONET.
Alliance For Telecommunications Industry Solutions [atis]