Add to chan_dahdi ISDN HOLD, Call deflection, and keypad facility support.

* Added handling of received HOLD/RETRIEVE messages and the optional ability
  to transfer a held call on disconnect similar to an analog phone.
* Added CallRerouting/CallDeflection support for Q.SIG, ETSI PTP, ETSI PTMP.
  Will reroute/deflect an outgoing call when receive the message.
  Can use the DAHDISendCallreroutingFacility to send the message for the
  supported switches.
* Added ability to send/receive keypad digits in the SETUP message.
  Send keypad digits in SETUP message: Dial(DAHDI/g1[/K<keypad_digits>][/extension])
  Access any received keypad digits in SETUP message by: ${CHANNEL(keypad_digits)}
* Added support for BRI PTMP NT mode.


git-svn-id: http://svn.digium.com/svn/asterisk/trunk@225692 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 10 insertions, 0 deletions

diff --git a/CHANGES b/CHANGES
index e6e003b50..18bfc1e8b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -224,6 +224,16 @@ libpri channel driver (chan_dahdi) DAHDI changes
    configured via the rxdrc and txdrc parameters in chan_dahdi.conf.
  * Added support for ISDN calling and called subaddress with partial support
    for connected line subaddress.
+ * Added support for BRI PTMP NT mode. (Requires latest LibPRI.)
+ * Added handling of received HOLD/RETRIEVE messages and the optional ability
+   to transfer a held call on disconnect similar to an analog phone.
+ * Added CallRerouting/CallDeflection support for Q.SIG, ETSI PTP, ETSI PTMP.
+   Will reroute/deflect an outgoing call when receive the message.
+   Can use the DAHDISendCallreroutingFacility to send the message for the
+   supported switches.
+ * Added ability to send/receive keypad digits in the SETUP message.
+   Send keypad digits in SETUP message: Dial(DAHDI/g1[/K<keypad_digits>][/extension])
+   Access any received keypad digits in SETUP message by: ${CHANNEL(keypad_digits)}
 
 Asterisk Manager Interface
 --------------------------