What modems support Caller ID ?
Very few modems can understand more than one standard – the Mitel CNIC2 is the only one I know of, and I don’t know much about it. If your phone company uses the Bellcore system, you can use pretty much any Rockwell chipped voice modem; however use of Bell tone modulation may bar them from BABT approval in the UK. See here for an incomplete list. Caller ID won’t work on some Compaq Presarios until their software, or even their modem ROM have been upgraded. 3Com/USRobotics modems have good hardware support for Caller ID, even managing to accomodate the Stentor quirk (see above), but their drivers often do not include Caller ID support. Arash Ramin provides some modified drivers here. The system used in Australia and New Zealand seems to be slightly different to normal Bellcore, so that several modems that claim to be Caller ID capable, aren’t. Lindsay Wright has suggested that that in New Zealand, the Caller ID data is sent 340ms after the first ring, rather than 500ms as specified for
Answer from the Caller ID FAQ: http://www.ainslie.org.uk/callerid.htm (Copyright 1998-9 Alastair Ainslie) Very few modems can understand more than one standard – the Mitel CNIC2 is the only one I know of, and I don’t know much about it. If your phone company uses the Bellcore system, you can use pretty much any Rockwell chipped voice modem; however use of Bell tone modulation may bar them from BABT approval. Caller ID won’t work on some Compaq Presarios until their software, or even their modem ROM have been upgraded. 3Com/USRobotics modems have good hardware support for Caller ID, even managing to accomodate the Stentor quirk (see above), but their drivers often do not include Caller ID support. Arash Ramin provides some modified drivers here. If your phone company uses the DTMF system, then you are restricted to Intertex modems (also sold as Powerbit and Telia). If you need BT Caller ID, the only modems you can use come from Hayes Europe, unless you can get hold of a Pace one. The ol
