This amendment adds the following functionalities to ITU-T Rec. G.994.1:

Parameters to support ITU-T Rec. G.993.1 (2004).

Carrier sets to support ITU-T Rec. G.993.1 (2004).

Change of parameter names for T1E1.

Parameters for the corrigendum to G.992.1 Amendment 1.

Parameters to support Annex C/G.992.3.

Parameters to resolve G.991.2 Regenerator Target Margin Problem.

Parameters for TDIM and Ethernet bonding (D-1063, SS-091R1), and parameters for ATM bonding.

Parameters to extend the amplitude range of B43 and J43 tonesets.

Parameters to support new INP_min values of 4, 8 and 16 in ITU-T Rec. G.992.3.

Parameters to support new TU-12 TPS-TC in ITU-T Rec. G.991.2.