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Diffstat (limited to 'doc/sms.txt')
| -rw-r--r-- | doc/sms.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/sms.txt b/doc/sms.txt index fe0ec8d85..d23f55aac 100644 --- a/doc/sms.txt +++ b/doc/sms.txt @@ -5,7 +5,7 @@ message centres using ETSI ES 201 912 protocol 1 FSK messaging over analog calls Basically it allows sending and receiving of text messages over the PSTN. It is compatible with BT Text service in the UK and works on ISDN and PSTN lines. It is -designed to connect to an ISDN or zap interface directly and uses FSK so would +designed to connect to an ISDN or DAHDI interface directly and uses FSK so would probably not work over any sort of compressed link (like a VoIP call using GSM codec). Typical applications include:- |