Panasonic KX-T336 System Reference Manual page 268

B. Treatment of the call placed by the extension or outside party
The
treaiJ%nr
of a call from the extension or outside party varies
depending on the conditions of the called extension.
The <X-i335 system does not send codes (DTMF tones).
The fohowq detailed information explains the treatment of a call from
the extension or outside party by the types of the call.
1. Direct Call
l-l. 'To an extension
Ext.l/VPS 1
The type of call progress tones sent to the caller varies depending on the
status of the called extensionA/PS as follows.
Call State Conditions
I
Ringback Tone
l
' I The Ext.lNPS 1 is idle.
I
Busy Tone
Ttie Ext.l/VPS 1 is busy.
DND Tone The Ext.l/VPS 1 is in the' DND mode.
l
z
Answer The Ext.l/VPS 1 answers the call.
In case of outside calls (DIL 1 :l, DISA.DID)
If an incoming outside call is not answered by the extension in a specified time
period (IRNA timer), it will be transferred to another destination. 'L IRNA
Refer to "6. Intercept Routing No Answer (IRNA)" and "7. IRNA and Station
Hunting" on pages 3-F-47 through 3-F-50 for further information.
l
? In case of calls via DlSAlDlD
lf a call via DISA/DID is directed to an extension in the DND mode, it will be
automatically redirected to another extension (including VPS extension) or an
attendant console assigned as the IRNA destination.
For further information, refer to Section 4-D-6.00, S-B-4.00 "Do Not Disturb
(DND)."
3-F-34
(30393)