Upload
marko-mitic
View
11
Download
3
Embed Size (px)
DESCRIPTION
Stm, Sonet, Sdh
Citation preview
STM, SONET, SDH
STM, SONET, SDH
The STM-1 (Synchronous Transport Module) is the basic rate of transmission of the SDH ITU-T fiber optic network transmission standard. It has a bit rate of 155.52 Mbit/s and is the SDH equivalent of an OC-3 (SONET).
Frame Structure