ISDN Features
354 Features Guide
Integrated Services Digital Network (ISDN) Extension
Description
The KX-TD500 System supports the connection of Terminal Equipment with separate power
supplies. For example, ISDN telephones, G4 Facsimiles and Personal Computers which are
connected to an ISDN S0 bus on a BRI (Basic Rate Interface) card (KX-TD50288)/a PRI23
(Primary Rate Interface) card (KX-TD50290).
A maximum of eight Terminal Equipment can be connected to each ISDN S0 bus with Point-
to-Multipoint configuration. However, only up to two Terminal Equipment on the same S0 bus
can be used simultaneously. Each Terminal Equipment can be addressed individually with
Multiple Directory Number (MDN). The MDN consists of the ISDN extension number and an
additional digit, 0 through 9.
If MDN is not assigned, all equipment on the same S0 bus are called simultaneously.
The functions of Terminal Equipment are similar to Single Line Telephone functions except
for the following features:
The following bearer capabilities can be supported:
Transfer Mode
Transfer Capability
Circuit Unrestricted digital
Circuit Speech
Circuit 3.1 KHz Audio
• Absent Message
• Alternate Calling – Ring / Voice
• Automatic Callback Busy
• Call Forwarding
•CallHold
•CallHoldRetrieve
• Call Log Incoming, Log Lock
• Call Park
•CallPickup
•CallTransfer
•CallWaiting
•CallerID
• Conference (three-party, five-party)
• Data Line Security
•DIL1:NService
• Do Not Disturb (DND)
• Do Not Disturb (DND) Override
• Extension Group / Incoming Group Service
(Hunting, Operator, Ring, UCD)
• External Feature Access (EFA)
•ExtraDevicePort
• Log-In / Log-Out
• Manager Extension
• Message Waiting
• Paging – Group Answer
• Phantom Extension
• Paralleled Telephone
• Pickup Dialing
• Released Link Operation
• Remote Station Lock
• Timed Reminder
• Trunk Answer From Any Station (TAFAS)
• Voice Mail Service
• Walking COS
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