Which caller ID standards are supported by DOCSIS modems, especially Cisco and Motorola? I'm interested in regional differences. Especially concerning Germany.
There are at least
Bellcore (North America, China)
DTMF (Finnland, Sweden)
DTMF (Denmark)
ETSI DTMF
ETSI DTMF with PR
ETSI DTMF After Ring
ETSI FK
ETSI FSK with PR (UK)
and
v.23
bell202
modulation.