12.2.1.3. The following is a short description of the features 
ACD features for flexible routing and queuing:
- ACD flexible routing
- ACD look-ahead routing
- ACD day and night service
- Queuing available agents
- Queuing incoming calls
- End-of-shift routing (work schedule table)
- Calendar routing (day and year table)
Features for ACD agents:
- Logon/logoff code
- Mandatory ACD logon
- Automatic logon
- ACD agent mode and status
- Agent autowork
- LED display for agent modes
- LED display for queued ACD calls
- ACD folder status display
- Billing code entry
- Call duration display
Features for the ACD operator console:
- Control of AGT Features (CAF)
- ACD group status display
- Monitoring/silent monitoring
Features for ACD call processing:
- Shared DID lines (threshold value control) --> AMO BUEND
- Automatic incoming call signaling (AICS)
Announcement texts:
- ACD announcement texts
- ACD music
- Acoustic caller identification
ACD messaging services:
- Short message service
- Emergency message service
Features for source/destination-based routing:
- Destination-based routing
- ACD call destination display
- Source-based routing
- ACD call source display (visual source recognition)
ACDCQ features:
- ACL protocol implementations