... : ADSL features: ANSI T1.413 issue 2 ITU-T G.992.1 (G.dmt), supports Annex A ... (G.lite), supports Annex A or B ITU-T G.992.3 (G.dmt.bis), supports Annex ... A or B, Annex L and Annex M ITU-T G.992.4 (G.lite.bis), supports Annex ... A or B ITU-T G.992.5 (ADSL2+), supports Annex A or B ... , Annex L and Annex M ITU-T G.994.1 (G.hs) Data transmission rate: ...