Hellow,
* I have a problem with dial up signalling. currently I have configured
asterisk server and E1 card to ISP. then other side I am having ATA to PC
for connecting internet through DialUP connection. is it possible and please
send me the procedure how I can do it ?? *
ISP - Asterisk - ATA -
Without getting into a lot of detail, this will not work. Period.
You just can't do reliable modem passthrough with VoIP in most cases,
some clever proprietary hacks notwithstanding.
To the extent it is possible, nobody is going to send you the
procedure.. This list is for specific
Not true...
You can provided you disable data compression (ATK0) on your modem.
Reason? Because a codec is already compressed. Adding compression at
the modem level to an already compressed bitstream == lost bits. I call
all over the world all the time using asterisk/sip/ulaw with decent
