1.2.8 To Access Another Party Directly from Outside (Direct Inward System Access [DISA])
To call an outside party
From Outside Telephone
In No Security Mode
Off-hook.
In Trunk Security Mode/All Security Mode
Off-hook.
extension PIN
OR
verification code PIN
Enter extension PIN or
verification code PIN
(max.10 digits).
•
* Callers from preprogrammed outside numbers can access the PBX through DISA without a
password (extension PIN/verification code PIN) (DISA Automatic Walking COS).
To retry
From Outside Telephone
To dial a different number during a conversation with an outside party or
while hearing the ringback, reorder, or busy tone
DISA
message
Enter
.
PIN: Personal Identification Number
DISA
phone no.
R.B.Tone &
DISA message
Dial DISA
phone number.
DISA
phone no.
R.B.Tone &
DISA message
Dial DISA
phone number.
C.Tone &
D.Tone
Dial outside phone
number.
Seize outside line before dialling
outside phone number.
phone no.
Dial phone number.
Dial a line access number as the first
digit when calling an outside party.
outside
phone no.
Dial outside phone
number.
Seize outside line before dialling
outside phone number.
*
4
7
Enter
47.
outside
phone no.
your
extension no.
OR
verification
code
Dial your extension number,
or enter
and then verification
code.
User Manual
53