Summary

Recommendation ITU-T G.9961 belongs to the family of ITU-T G.996x Recommendations. Recommendation ITU-T G.9961 specifies the data link layer (DLL) for wireline-based home networking transceivers capable of operating over premises wiring including inside telephone wiring, coaxial cable, and power-line wiring. It complements the system architecture and physical (PHY) layer specification in Recommendation ITU-T G.9960, and the power spectral density (PSD) specification in Recommendation ITU-T G.9964.

Amendment 1 included a new way of generating LPDUs, a piggybacked acknowledgement mechanism and an alternative method for flow establishment.

Amendment 2 included support for compression of BAT and BMAT messages, and support for indicating PSD capabilities of a node.

Corrigendum 3 includes corrections to the LCMP messages in clause 8.22.3 and the NDIM interference report indication in clause 8.14.9.12.