Patent ID: 8699524
Filing Date: 2014-04-15
Classification: H04J

Abstract:
1. A source node apparatus comprising: a Bandwidth Resize (BWR) generator configured to insert an Inserted Resizing Protocol indicator (InRP) signal and an Inserted Tributary Slot Connectivity Check (InTSCC) signal into flexible Optical channel Payload Unit (OPUflex) Resize Control Overhead (RCOH) and to transmit the resultant OPUflex RCOH; and a BWR relay generator configured to insert an Resizing Protocol indicator (RP) signal and a Tributary Slot Connectivity Check (TSCC) signal into Higher Order (HO) Optical channel Payload Unit (OPUk) RCOH with reference to the InRP signal and the InTSCC signal included in the OPUflex RCOH transmitted by the BWR generator, and transmit the resultant HO OPUk RCOH.