Class Of Service - T1 Trunk Ring Back Service Tone; Class Of Service - Trunk To Trunk Restriction - Panasonic DBS 576 HD Technical Manual

Chapter 7. SLT Features
51 On-Hook Park
52-54 Not Used
55 Station Lockout (Own)
56 Station Lockout (Other)
57 Absence Message Set
UNA Pickup
58
Intercom Ring Tone at CO (Version 2.0 or higher)
59
BGM Access
60
CFD Setting For a PDN By Pressing the NPDN
61
Busy Override
62
Silent Monitor Initiate
63
Silent Monitor Receive
64
65 Recall Pickup
Hardware Requirements
• N/A
Related Programming
• FF2: Trunk COS
• FF3: Extension COS Assignments
Considerations
• N/A

Class of Service - T1 Trunk Ring Back Service Tone

With Version 3.5 and higher, the system can be programmed to send a simulated ring back tone to T1
trunks when the CO does not provide a ring back tone.
Hardware Requirements
• N/A
Related Programming
• FF1-0-04: Trunk COS
Considerations
• Supports Ground Start/Loop Start Trunks

Class of Service - Trunk to Trunk Restriction

Trunk to Trunk COS allows or restricts call transfers from one trunk to another trunk based on the
originating and receiving trunk COS.
3-14
Class of Service Features
DBS 576HD (USA) issued September 2001
Section 700 - Operation
576-50-700