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-rwxr-xr-xconfigs/modem.conf.sample11
1 files changed, 11 insertions, 0 deletions
diff --git a/configs/modem.conf.sample b/configs/modem.conf.sample
index 77dd64cc0..3af4530b0 100755
--- a/configs/modem.conf.sample
+++ b/configs/modem.conf.sample
@@ -69,7 +69,18 @@ mode=immediate
; number.
;outgoingmsn=50780023,50780024
;
+
+; Set DTMF-detection/generation mode to:
+; asterisk: Let Asterisk do inband detection (default)
+; i4l: Use the inband detection made by ISDN4Linux
+; none: Don't detect inband DTMF
+; both: Transmit using both in-band and out of band (generation only)
+;
+; You may specify either one mode, or the detection/generation mode
+; individually separated by a '/'.
;
+;dtmfmode=asterisk ; Detect using Asterisk
+;dtmfmode=asterisk/both ; Detect using Asterisk, generate w/ both
; two other devices, which are in group '1' and are used when an
; outgoing dial used: exten => s,1,Dial,Modem/g1:1234|60|r
; (we do not need more outgoing devices, since ISDN2 has only 2 channels.)