Servus,
beim Link mal genauer lesen(Danke für Link):
Syntax Description
annexb-ur2
Specifies the Deutsche Telekom U-R2 (interface) mode, which transmits and receives ADSL signals according to the ITU-T G.992.1 Annex B standard. This mode supports upstream bins (analog modems) numbered 33 to 53 and downstream bins numbered 64 to 255.
etsi
Specifies Alcatel proprietary ETSI mode, which supports upstream bins numbered 29 to 48 and downstream bins numbered 64 to 255.
auto
Configures a modem to switch between etsi mode and annexb-ur2 mode for connection, following the sequence described in the "Usage Guidelines" section.
ETSI lebt !

Das ist für ADSL over ISDN
Aber Ihr habt mich tatsächlich darauf gebracht das ich das nicht brauche. Danke
Gruss,
thematrix