Button Feature
Toll Restriction/Call Barring
Used to change the toll restriction/call barring level of other extension
users temporarily.
ISDN Service Used to access an ISDN service.
Calling Line Identification
Restriction (CLIR)
Used to switch between the CLIP and CLIR services.
Connected Line Identification
Restriction (COLR)
Used to switch between the COLP and COLR services.
ISDN-Hold Used to transfer a call using telephone company.
Headset Used to talk using the headset.
Time Service Switching
Mode (Automatic/Manual)
Used to switch the time service mode, Automatic or Manual.
Two-way Record Used to record a conversation into your own mailbox.
Two-way Transfer Used to record a conversation into the mailbox of a specific extension.
One-touch Two-way Transfer
Used to record a conversation into the mailbox of a specific extension
with one touch.
Live Call Screening (LCS)
Used to monitor your own voice mailbox while an incoming caller is
leaving a message and, if desired, intercept the call.
Voice Mail Transfer
Used to transfer a call to the mailbox of a specified extension. Also used
to access the Unified Messaging system or the voice mail features of a
VPS with one touch.
Network Direct Station
Selection (NDSS)
Used to access an extension connected to other PBXs in the network
with one touch.
CTI Used to access CTI features.
Check-in
Used to switch the room status of extensions from Check-out to Check-
in.
Check-out
Used to switch the room status of extensions from Check-in to Check-
out.
Cleaned-up
Used to switch the room status of extensions between Ready and Not
Ready.
Primary Directory Number
(PDN)
Used to make and receive both outside and intercom calls.
Secondary Directory Number
(SDN)
Used to show the current status of another extension, call the extension,
and pick up or transfer calls to it.
Directory Number (DN)
(KX-UT series SIP phones
[except KX-UT113/
KX-UT123]/S-PS only)
Used to make intercom or outside calls.
How to Follow the Steps
An example of system operation is shown below.
1.1.5 Before Operating the Telephones
Operating Manual 27