| Rec. | New/Rev | Title | Document | 
| G.780/Y.1351 | R | Terms and definitions for synchronous digital hierarchy (SDH) networks | TD267R1/PLEN | 
| G.870/Y.1352 | R | Terms and definitions for optical transport networks (OTN) | TD268R1/PLEN | 
| G.8001/Y.1354 | R | Terms and definitions for Ethernet frames over Transport | TD269R1/PLEN | 
| G.8081/Y.1353 | R | Terms and definitions for Automatically Switched Optical Networks (ASON) | TD274R1/PLEN | 
| G.8101/Y.1355 | R | Terms and definitions for MPLS Transport Profile (MPLS-TP) | TD270R2/PLEN A.5-TD361/PLEN
 | 
| G.798+ | R | Characteristics of optical transport network hierarchy equipment functional blocks | TD241R1/PLEN TD242R1/PLEN
 TD243R1/PLEN
 TD244R2/PLEN
 TD245R1/PLEN
 A.5-TD337/PLEN
 | 
| G.8021/Y.1341* | R | Characteristics of Ethernet transport network equipment functional blocks | TD259R1/PLEN A.5-TD358/PLEN
 | 
| G.8031/Y.1342 (2009) Cor.1 | N | Ethernet linear protection switching | TD246R1/PLEN | 
| G.8032/Y.1344 (2010) Cor.1 | N | Ethernet ring protection switching | TD258R1/PLEN | 
| Y.1731 (2008) Amd.1 | N | OAM functions and mechanisms for Ethernet based networks | TD261R1/PLEN A.5-TD343/PLEN
 | 
| G.709/Y.1331 (2008) Amd.1+ | N | Interfaces for the Optical Transport Network (OTN): Amendment 1 | TD221R1/PLEN TD356/PLEN
 | 
| G.709/Y.1331 (2009) Cor.1 | N | Interfaces for the Optical Transport Network (OTN): Corrigendum 1 | TD220R1/PLEN | 
| G.7041/Y.1303 (2008) Amd.2 | N | Generic framing procedure (GFP) | TD307R1/PLEN A.5-TD355/PLEN
 | 
| G.800 (2007) Amd.2 | N | Unified framework for the architecture of transport networks: Amendment 2 | TD271R1/PLEN | 
| G.872 (2001) Amd.2 | N | Architecture of optical transport networks: Amendment 2 | TD247R1/PLEN | 
| G.8010/Y.1306 (2004) Amd.2 | N | Architecture of Ethernet layer networks: Amendment 2 | TD250R3/PLEN A.5-TD308/PLEN
 | 
| G.8080/Y.1304 (2006) Amd.2 | N | Architecture for the automatically switched optical network (ASON): Amendment 2 | TD279R1/PLEN | 
| G.8251+ | R | The control of jitter and wander within the optical transport network (OTN) | TD240R4/PLEN A.5-TD338/PLEN
 | 
| G.8260 | N | Definitions and terminology for synchronization in packet networks | TD235R1/PLEN A.5-TD342/PLEN
 | 
| G.8261/Y.1361 (2008) Amd.1 | N | Timing and synchronization aspects in packet networks: Amendment 1 | TD225R1/PLEN | 
| G.8262/Y.1362 | R | Timing characteristics of a synchronous Ethernet equipment slave clock (EEC) | TD254R1/PLEN A.5 TD333/PLEN
 | 
| G.8264/Y.1364 (2008) Amd.1 | N | Distribution of timing information through packet networks: Amendment 1 | TD257R1/PLEN | 
| G.8265/Y.1365* (G.pacmod-bis)
 | N | Architecture and requirements for packet based frequency delivery | TD256R1/PLEN A.5-TD354/PLEN
 | 
| G.8265.1/Y.1365.1* | N | Precision time protocol telecom profile for frequency synchronization | TD255R1/PLEN A.5-TD353/PLEN
 | 
| G.874 | R | Management aspects of optical transport network elements | TD231R1/PLEN | 
| G.7710/Y.1701 (2007) Amd.1 | N | Common equipment management function requirements: Amendment 1 | TD223R1/PLEN | 
| G.7712/ Y.1703 | R | Architecture and specification of data communication network | TD248R1/PLEN A.5-TD341/PLEN
 | 
| G.7714.1/Y.1705.1 | R | Protocol for automatic discovery in SDH and OTN Networks | TD230R1/PLEN | 
| G.7718/Y.1709 | R | Framework for ASON management | TD232R1/PLEN | 
| O.172 (2005) Amd.2 | N | Jitter and wander measuring equipment for digital systems which are based on the synchronous digital hierarchy (SDH): Amendment 2 | TD281R2/PLEN | 
| O.173 (2007) Amd.1 | N | Jitter measuring equipment for digital systems which are based on the Optical Transport Network (OTN): Amendment 1 | TD304/PLEN | 
| O.174 (2009) Cor.1 | N | Jitter and wander measuring equipment for digital systems which are based on synchronous Ethernet technology | TD303/PLEN | 
|  |