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impedance
2004 Feb 02
0
Carrier Access Access Bank 1, incomming calls only echo problems, and Adit 600
I am a little confused about the FXO ports on the Carrier Accesss Bank
1. The wiki, and people on the mailing list have stated that they do not
have impedance matching, but Carrier Access states in their
documentation that they do have impednace matching. Did Carrier Access
make a typo, or does it depend on the version of the FXO card?
I current have a CAC AB1, and I am having echo problems with analog and
sip phones. I have echocancel=128, echocancelwhenbridged=128,
echotraining=yes, in zapta.conf. 128 taps for echocancel does the be...