[VoIP] Asterisk, Pulse dial and ZAP channel
Russ Price
kxt at fubegra.net
Tue Mar 20 17:00:37 CST 2007
Lee Spenadel wrote:
> To answer John's question on the DTMF delay, the answer is yes - at least on
> my switch. When I was testing the pulse/dtmf problem between my * box and
> SxS, when I monitored the channel via my butt set, the last dtmf digit was
> also delayed.
By listening very carefully, it's clear to me that the delay is the echo
training sequence. I can hear the very faint background noise go away
during the echo training, and return immediately afterwards, when it's
about to pulse the last digit.
Russ
CNET: 1-442-7877
FWD: 699408
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