IP LDK-20 Programming Manual System Feature
174
2.14.12 ISDN – Supplementary Service with Italy national protocol
There are 3 kinds of supplementary services with Italy national protocol, Call Barring, Call Forward
Unconditional, and Memo Tel.
ITEM
Feature Code
REMARK
Call Barring Code
[FLASH] + 20
CFU Activation Code
[FLASH] + 22
CFU Deactivation Code
[FLASH] + 23
Memo Tel Normal Deactivation Code
[FLASH] + 24
Memo Tel Normal Activation Code
[FLASH] + 25
Memo Tel Timer Code
[FLASH] + 26
Memo Tel Activation only LNR2)
[FLASH] + 27
Memo Tel Interrogation of service status
[FLASH] + 28
Memo Tel Interrogation of MSRS3)
[FLASH] + 29
National only
B1)
Note 1) Flexible button program available.
Note 2) LNR : Idle No Answer
Note 3) MSRS : Message Storage and Retrieve System.
2.14.12.1 ISDN – Call Barring (Italy national protocol) – ATD only
Description
This feature enables the adjustment of the COS(Class of Service) of ISDN CO lines in IP LDK-20.
That is to change the current COS of the CO line from C5(all outgoing calls are possible) to
C2(outgoing calls only for specific numbers) and vice versa.
Operation
To activate COS down at Attendant station
1. Press the {CO} key.
2. Press the programmed key for {Call barring}. Or
Press [FLASH] key + 2 + 0.
3. Service accepted and/or rejected by PX and display during off- hook state.
4. Or service rejected and/or rejected by PX and display during off- hook state.
5. Call barring key and {CO} Key and LED is flashing at 50 IPM when this feature key is activated.
To activate COS up at Attendant station
1. Press the {CO} key.
2. Press the programmed key for {Call barring}. Or
Press [FLASH] key + 2 + 0.
3. Dial the password code for class up.
4. Service accepted and/or rejected by PX and display during off- hook state.
5. When ATD station goes to on-hook state, if COS is restored to C5 then feature key LED goes off
and normal LCD message will be displayed. But, if COS is not restored to C5 (Reject case), then
LCD remains as before ({CO} Key and feature key flashing at 60 IPM).
Summary of Contents for IP LDK-20
Page 202: ...IP LDK 20 Programming Manual System Feature 186 ...
Page 211: ...IP LDK 20 Programming Manual System Feature 195 ...
Page 213: ...IP LDK 20 Programming Manual System Feature 197 ...
Page 472: ...IP LDK 20 Programming Manual ADMIN Programming 456 PROCEDURE 320 Value 2 Digit ...
Page 514: ...IP LDK 20 Programming Manual ADMIN Programming 498 ...