ITU‐T's Technical Reports and Specifications 1047 Work area FG‐SSC deliverable(s) related to this work area SDO working on this area Document number released by this SDO Corresponding document title Standardization gap in this area Future needs and suggestions to SG5 ITU‐T G.698.3 Multichannel seeded DWDM applications with single‐channel optical interfaces ITU‐T G.707/Y.132 2 Network node interface for the synchronous digital hier‐archy (SDH) ITU‐T G.708 Sub STM‐0 network node in‐terface for the synchronous digital hierarchy (SDH) ITU‐T G.709/Y.133 1 Interfaces for the optical transport network ITU‐T G.774 Synchronous digital hierarchy (SDH) – Management infor‐mation model for the network element view ITU‐T G.774.1 Synchronous digital hierarchy (SDH) – Bidirectional perfor‐mance monitoring for the network element view ITU‐T G.774.2 Synchronous digital hierarchy (SDH) – Configuration of the payload structure for the net‐work element view ITU‐T G.774.3 Synchronous digital hierarchy (SDH) – Management of mul‐tiplex‐section protection for the network element view ITU‐T G.774.4 Synchronous digital hierarchy (SDH) – Management of the subnetwork connection pro‐tection for the network ele‐ment view ITU‐T G.774.5 Synchronous digital hierarchy (SDH) – Management of con‐nection supervision function‐ality (HCS/LCS) for the net‐work element view ITU‐T G.774.6 Synchronous digital hierarchy (SDH) – Unidirectional per‐formance monitoring for the network element view ITU‐T G.774.7 Synchronous digital hierarchy (SDH) – Management of lower order path trace and interface labelling for the network ele‐ment view ITU‐T G.774.8 Synchronous digital hierarchy (SDH) – Management of radio‐relay systems for the network element view ITU‐T G.774.9 Synchronous digital hierarchy (SDH) – Configuration of linear multiplex‐section protection for the network element view