Patent ID: 7573809
Filing Date: 2009-08-11
Classification: H04J,H04L

Abstract:
1. A multiplexer providing transparency of transport overhead (TOH) from tributary input signals, comprising: a plurality of input ports, each of said input ports receiving a respective one of a plurality of tributary input signals, each of the tributary input signals including a transport overhead (TOH) signal and a payload signal; and a plurality of tributary framer receive circuits, each of said tributary framer receive circuits being coupled to respective one of said input ports, at least one of said plurality of tributary framer receive circuits mapping at least one byte of at least one of said TOH signals into a TOH location of an aggregate signal aggregating the plurality of tributary input signals, wherein the at least one mapped byte comprises at least one of a section BIP byte and a line BIP byte from the at least one TOH signal.