Merged revisions 40392 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.2

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r40392 | kpfleming | 2006-08-18 14:10:51 -0500 (Fri, 18 Aug 2006) | 2 lines

make a feeble attempt to avoid the 'how do I enable my hardware echo canceler' questions

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@40393 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/zapata.conf.sample

@@ -328,10 +328,17 @@ callreturn=yes
 ; Use either "yes", "no", or a power of two from 32 to 256 if you wish to
 ; actually set the number of taps of cancellation.
 ;
+; Note that if any of your Zaptel cards have hardware echo cancellers,
+; then this setting only turns them on and off; numeric settings will
+; be treated as "yes". There are no special settings required for
+; hardware echo cancellers; when present and enabled in their kernel
+; modules, they take precedence over the software echo canceller compiled
+; into Zaptel automatically.
+;
 echocancel=yes
 ;
 ; Generally, it is not necessary (and in fact undesirable) to echo cancel when
-; the circuit path is entirely TDM.  You may, however, reverse this behavior
+; the circuit path is entirely TDM.  You may, however, change this behavior
 ; by enabling the echo cancel during pure TDM bridging below.
 ;
 echocancelwhenbridged=yes
@@ -343,6 +350,8 @@ echocancelwhenbridged=yes
 ; closer idea of the actual echo.  Value may be "yes", "no", or a number of
 ; milliseconds to delay before training (default = 400)
 ;
+; Note that these parameters do not apply to hardware echo cancellers.
+;
 ;echotraining=yes
 ;echotraining=800
 ;