No subject

Fri Sep 2 03:59:05 CDT 2011

"from CHANGES in the trunk:
---------------------------------------------------------------------------=
---
--- Functionality changes from Asterisk 1.8 to Asterisk 10 ----------------=
---
---------------------------------------------------------------------------=
---
...
chan_dahdi
--------------------------
 * Busy tone patterns featuring 2 silence and 2 tone lengths can now be use=
d
   with busydetect.  usage example: busypattern=3D200,200,200,600"

So you'll need to upgrade to Asterisk 10 if you want to use that feature.