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@@ -55,6 +55,12 @@ From 1.6.2 to 1.8:
The new channel naming for PRI channels is:
DAHDI/i<span>/<number>[:<subaddress>]-<sequence-number>
+* The ChanIsAvail application has been changed so the AVAILSTATUS variable
+ no longer contains both the device state and cause code. The cause code
+ is now available in the AVAILCAUSECODE variable. If existing dialplan logic
+ is written to expect AVAILSTATUS to contain the cause code it needs to be
+ changed to use AVAILCAUSECODE.
+
From 1.6.1 to 1.6.2:
* The firmware for the IAXy has been removed from Asterisk. It can be