Amendment 3 to Recommendation ITU-T G.9961 (2015) includes: 1.Revision of the text of §8.6.1.1 "Network admission protocol" according to TD-808 (wp1) (Issue 4.54.2). Further revised according to 2017-01-Q18-031R1 (Issue 4.10.1.1). Further revised according to 2017-01-Q18-021 (Issue 4.103). 2.Revision of the text of §8.6.5.1 "Backup domain master assignment and release" according to 2017-01-Q18-031R1 (Issue 4.10.1.1). 3.Revision of the text of §8.6.6 "Domain master selection" according to 2017-01-Q18-031R1 (Issue 4.10.1.1). 4.Revision of the text of §8.8.1 "MAP generation and distribution" according to TD-808 (wp1) (Issue 4.54.2). Further revised according to WD-2062R1 (Issue 4.102). 5.Revision of the text of §8.8.3 "MAP header" according to TD-808 (wp1) (Issue 4.54.2). 6.Revision of the text of §8.8.5 "Auxiliary information field" according to TD-808 (wp1) (Issue 4.54.2). Further revised according to 2017-01-Q18-031R1 (Issue 4.10.1.1). Further revised according to 2017-01-Q18-021 (Issue 4.103). Further revised according to 2017-02-27-Q18-020 (Issue 4.3.13). 7.Revision of the text of §8.10.1.1 "Management message OPCODEs" according to TD-808 (wp1) (Issue 4.54.2). 8.Revision of the text of §8.11.7.15 "Format of CE_Cancellation.req" according to 2016-05-Q18-027R1 (Issue 4.5.8). 9.Revision of the text of §8.11.7.16 "Format of CE_BatIdMaintain.ind" according to 2016-05-Q18-027R1 (Issue 4.5.8). 10.Revision of the title of §8.14 to "Operation in the presence of neighbouring domains - Distributed domain co-ordination (NDIM)" according to 2016-07-Q18-027R1 (Issue 4.3.15.9.6). 11.Revision of the text of §8.14.9.12 "NDIM interference report indication" according to 2017-02-27-Q18-020 (Issue 4.3.13). 12.Revision of the text of §8.22 "Layer 2 Configuration and Management Protocol (LCMP)" according to 2016-07-Q18-026R1 (Issue 4.101). 13.Address the inconsistency in Table 8-73 (Editor's note in the abstract)