Slajd PPT

The Relevant Standards:

*** G.703 - Physical/electrical characteristics.

*** G.832 - TxPort of SDH elements on PDH networks

frame & mux structures.

*** G.751 - Frame format used to multiplex 4 x 8448kbit

channels in to a 34,368 kbit. channel and

4 x 34,368 kbit channels in to a 139,264 Kbit

*** G.804 - ATM cell mapping into PDH structure.

*** I.432 - B-ISDN User Network Interface (UNI)

Physical layer spec.