Message Wait/Callback Enable 556 *556 556 *66 SLT Message Wait/Callback Return 557 *557 557 *67 SLT Speed Dial Access 558 *558 558 #8 SLT Cancel DND/FWD/Pre MSG 559 *559 559 559 SLT CO System Hold 560 *560 560 560 SLT Program Mode Access 561 *561 561 561 SLT Attendant Unavailable 562 *562 562 562 Alarm Reset 565 *565 565 *565 Group Call Pickup 566 *566 ** *1 Universal Answer 567 *567 567 2 Account Code with bin 568 *568 568 568 Walking COS Code 569 *569 569 569 ACD Supervisor On/Off Duty 571 *571 571 571 ACD Supervisor Login 572 *572 572 572 ACD Supervisor Logout 573 *573 573 573 ACD Help Code 574 *574 574 574 ACD Calls In Queue Display 575 *575 575 575 ACD Supervisor Status Display 576 *576 576 576 ACD Supervisor Monitor 577 *577 577 577 ACD Reroute Queued Call w/answer 578 *578 578 578 ACD Reroute Queued Call w/o answer 579 *579 579 579 Camp-On Answer 600 *600 600 600 SLT Call Parking Locations