DTMF and SMS functions in dependence of the modem and telephone type
FAQ #100221
With analogue, ISDN and GSM modems and telephones quite a lot of combinations are possible, but what functions are supported? The following table gives you the necessary information:
| Telephone/Modem Type | Supported Function | |||||
| PCD side | PC / Telephone side | DTMF | PCD sends SMS / Pager Message | PCD receives SMS | PGU connection | |
| Analogue | Analogue | ● | ● | - | ● | |
| Analogue | ISDN | (●)1) | ● | - | (●)2) | |
| Analogue | GSM | ● | ● | - | (●)3) | |
| ISDN (T850) | Analogue | - | ● | - | - | |
| ISDN (T850) | ISDN | - | ● | - | ● | |
| ISDN (T850) | GSM | - | ● | - | (●)3) | |
| GSM (TC 35) | Analogue | - | ● | ● | ● | |
| GSM (TC 35) | ISDN | - | ● | ● | ● | |
| GSM (TC 35) | GSM | - | ● | ● | ● | |
1) some ISDN telephones have to be put in DTMF mode when the connection is established
2) only if the ISDN modem supports analogue protocols (rather rare)
3) theoretically possible, but not tested
Categories
PCD2 / Txxx
PG5 2.0 / Modem
Last update: 25.05.2015 03:50
First release: 16.09.2004 15:02
Views: 2298
