Setting this configuration option would not have had any impact when a hardware echo canceler was in use. Signed-off-by: Shaun Ruffell <sruffell@digium.com> Acked-by: Kinsey Moore <kmoore@digium.com> Acked-by: Russ Meyerriecks <rmeyerriecks@digium.com> Origin: http://svnview.digium.com/svn/dahdi?view=rev&rev=9432 git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/branches/2.4@9667 a0bf4364-ded3-4de4-8d8a-66a801d63aff