*1 = 1 Way Paging (*1 + extension number)
*25 = Call Pickup
*26 = Department Call Picktrieve
*27 = Site Call Picktrieve
*28 = Domain Call Picktrieve
*97 = Legacy Call Pickup
*41 = Set Forward Busy
*42 = Set Forward No Answer
*50 = Make available for One Call Only (Call Queue)
*51 = Make available (Call Queue)
*52 = Make unavailable (Call Queue)
*67 = Send 1 call as anonymous. Currently only works with 11 digits.(not working with cisco 504's nor 508's but works with 509's at time of this article)
*69 = Call Return
*72 = Set Call Forward Always (ie *725551212 send 7 or 10 digits works)
*73 = Disables Call Forward Always set by *72
*78 = Activates DND Do Not Disturb
*79 = DeActivates DND
*77 = Activates Rejection of Anonymous calls
*87 = Deactivates Rejection of Anonymous calls
*90 = Activates Forward Busy
*91 = DeActivates Forward Busy
*92 = Activates Forward No Answer
*93 = DeActivates Forward No Answer
*98 = Activates Call Recording (while on a call)
*99 = DeActivates Call Recording