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Chapter 4 - 248
Features
NEC Business Solutions Ltd
XEN Topaz
Doc. No. 8
846 - Re
lease 2.0
April 2005
or busy/ring. If the extension has Block Camp On disabled, callers are not
prevented from Dialling the service code (assigned in 11-16-05) to Camp on
after hearing busy or busy/ring. This is set in the called extension’s Class of
Service.
Conditions
None
Default Setting
Enabled
• Programming
11-12-03: Service Code Setup (for Service Access) - Override (Off Hook Sig-
nalling)
Assign a service code (809 by default) to be used for Off Hook Signalling
Override.
11-16-04: Single Digit Service Code Setup - Intercom Off Hook Signalling
Assign a one-digit service code to be used for Off Hook Signalling.
15-02-12: System Telephone Basic Data Setup - Off Hook Ringing
For each extension, set Off Hook Ringing type: 0 (muted ring), 1 (no
ring), 3 (beep in speaker), 4 (beep in handset).
15-07-01: Programming Function Keys
Assign a function key for Off Hook Signalling (code 33).
20-06-01: Class of Service for Extensions
Assign a Class Of Service (1-15) to an extension.
20-13-05: Class of Service Options (Supplementary Service) - Off Hook Sig-
nalling Receive
In an extension’s Class of Service, enable (1) or disable (0) the exten-
sion’s ability to send Off Hook Signalling to a busy extension.
20-13-06: Class of Service Options (Supplementary Service) - Automatic Off
Hook Signalling
In an extension’s Class of Service, enable (1) or disable (0) the exten-
sion’s ability to automatically receive Off Hook Signals while busy on a
call.
20-18-06: Service Tone Timer - Call Waiting Tone Timer
Use this timer to set the interval between Off Hook Signalling alerts.
• Related Features
•
Call Waiting/Camp On and Callback
An extension user cannot Camp On to a busy extension or leave a Callback if Off
Hook Signalling has already gone through. Off Hook Signalling allows an exten-
sion to block a caller’s ability to dial 2 the service code (assigned in 11-16-05) to
Camp On.
•
Direct Inward Dialling (DID)
Refer to the DID feature for interaction between Off Hook Signalling and other
DID programmed options.
•
Handsfree and Monitor