Feature Name Standard SIP Comments Note
Call Forwarding, Off-Premise Yes Can be programmed in 24-09-xx, through feature
code from administrator desk set and in some ca-
ses from the SIP device using dial access codes.
Call Forwarding/Do Not Disturb
Override
No
Call Monitoring No
Call Redirect No
Call Waiting/Camp-On No
Callback Yes
Caller ID Caller Return Yes Caller ID Call Return is a SIP device feature not a
system feature.
Caller ID Yes Caller ID is shown only on ISDN or Analog CO
trunks that are directed at the SIP device. Caller
ID will not display for calls transferred to the SIP
device.
Central Office Calls, Answering Yes
Central Office Calls, Placing Yes
Class of Service Yes
Clock/Calendar Display/Time and
Date
No
Code Restriction/Toll Restriction Yes
Code Restriction Override/Toll Re-
striction Override
No
Code Restriction, Dial Block/Toll Re-
striction, Dial Block
Yes
Conference Yes
Conference, Remote Yes
Conference, Voice Call/Privacy Re-
lease
No
Data Line Security Yes Barge-In is not supported.
Delayed Ringing No
Department Calling No
Department Step Calling Yes
Dial Pad Confirmation Tone No
Dial Tone Detection No
Dialing Number Preview Yes
Direct Inward Dialing (DID) Yes
Direct Inward Line (DIL) Yes
Direct Inward System Access
(DISA)
No
Direct Station Selection (DSS) Con-
sole
No
Directed Call Pickup Yes
Directory Dialing No
Distinctive Ringing, Tones and Flash
Patterns
No
Do Not Disturb (DND) Yes Do Not Disturb (DND) can be set from the SIP de-
vice using dial access codes. In some cases Do
Not Disturb can be set via the SIP device but is
not system side DND.
SL2100 ISSUE 1.0
1-496
IP Single Line Terminal (SIP)
I
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