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Index
A
Absent Message Capability
Account Code Entry
Alternate Calling — Ring/Voice
Answering, Direct CO Line
Automatic Callback Busy (Camp-On)
Automatic Overflow and Hurry-Up Transfer
,
189
200
Automatic Route Selection (ARS)
B
Background Music (BGM)
Background Music (BGM) — External
Built-in Voice Message
Busy on Busy
152
Busy Station Signalling (BSS)
Button, Direct Station Selection (DSS)
,
,
31
202
203
Button, Flexible
202
Button, Loop-CO (L-CO)
Button, Single-CO (S-CO)
Buttons on Digital Proprietary Telephones
24
C
Call Deflection
69
Call Forwarding
108
Call Hold
72
Call Hold Retrieve
Call Hold, Exclusive
Call Log, Incoming
Call Park
75
Call Pickup
65
Call Pickup Deny
142
Call Retrieving, Telephone Answering Machine
(TAM)
79
Call Splitting
81
Call Transfer
82
,
Call Waiting
85
135
Calling Line Identification Restriction (CLIR)
,
140
203
Calling/Connected Line Identification Presen-
tation (CLIP/COLP)
Charge Fee Reference
Class of Service (COS)
Completion of Calls to Busy Subscriber
(CCBS)
43
,
Conference
87
202
Confirmation Tone
Connected Line Identification Restriction
,
(COLR)
141
203
,
Console
25
194
D
Day/Night Service
248
118
,
,
49
202
206
,
51
200
62
42
,
2
33
144
190
99
44
25
,
,
25
33
200
200
,
,
116
202
73
75
,
,
,
99
167
170
188
,
203
,
,
200
203
137
206
186
242
,
,
145
147
203
DDI/CLIP Key
Department code
Dial Tone
Direct Inward System Access (DISA)
Do Not Disturb (DND)
Do Not Disturb (DND) for Intelligent Call Han-
dling 1:1 Call
Do Not Disturb (DND) Override
Door Opener
Doorphone Call
Doorphone Call Forwarding to CO Line
203
E
Electronic Station Lockout
Emergency Call
Executive Busy Override
,
Executive Busy Override Deny
Extension Group
External Feature Access
External Relay
EXtra Device Port (XDP)
F
Flexible Numbering
Full One-Touch Dialling
H
Handset/Headset Selection
Hands-free Answerback
Hands-free Operation
Hunting Group
I
Integrated Services Digital Network (ISDN)
Call Forwarding
Integrated Services Digital Network (ISDN)
Call Hold
Integrated Services Digital Network (ISDN)
Call Transfer
Integrated Services Digital Network (ISDN)
Conference
Integrated Services Digital Network (ISDN)
Extension
Integrated Services Digital Network (ISDN)
Service Access
Intelligent Call Handling — Distribution of In-
coming Outside Calls
Intercom Calling
Internet Access
L
Line Access, Automatic
Line Access, CO Line Group
Line Access, Direct
,
202
217
206
240
,
133
202
,
134
203
153
153
121
33
48
143
,
,
65
116
123
157
165
17
226
199
200
64
31
,
,
116
122
152
97
,
92
95
92
95
30
53
,
216
218
31
184
33
33
32
55
50
,
154
,
203
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