BusinessPhone – Dialog 4422 IP Office / Dialog 4425 IP Vision10
English
Quick Reference Guide
Dialog 4422 IP Office / Dialog 4425 IP Vision
This Quick Reference Guide includes short descriptions on how 
to use the basic functions. To learn more about all available 
functions, please see the related User Guide 
The complete User Guide  is available in electronic format for 
online viewing or printout on the attached Telephone Toolbox 
CD-ROM or on http://www.aastra.com.
Log on / Log off
Dialog 4422
Log on: Extension No.
 
Password *)
 
Log off:
í (Hold for at least 1 sec.)
Â
Dialog 4425
Log on: Extension No. + 
Log on +
(Password + 
Log on) *)
Log off:
Log off + Yes 
*) Optional
Answer calls
Answer: u 
Handsfree: **) Line
ÖÔ or  
Answer calls to 
another extension:
u Extension No. + 6 
(AT, BE, BR, DE, DK: 8)
**) Not supported by DBC 422 01
Make calls
Internal calls: Extension No. 
External calls: Line access code + 
External No.
u
Last External
Number Redial:
*** 
You get busy tone or no answer
Automatic Callback: 5 d
(AT, BE, BR, DE, DK: 6)
Camp-on:
4 Keep handset off hook
(AT, BE, BR, DE, DK: 5)
Intrusion:
8 (AT, BE, BR, DE, DK: 4)
Inquiry
Ongoing conversation: Line ÖÔ Call 3rd party 
During calls
Switch to handsfree: Âd
Switch to handset:
u
Group listening: Â 
Refer Back
Switch between calls:  Line ÖÔ 2 
To terminate the current 
call: Line
ÖÔ 1 
Conference
Ongoing conversation: Line ÖÔ Call 3rd party
Line
ÖÔ 3  (To establish) 
d  (To leave) 
Transfer
Transfer a call: Line ÖÔ Call 3rd party 
d
(Before or after answer) 
Call Forwarding
Fixed Diversion: *21#í
Bypass Call 
Forwarding:
*60* 
Extension No.
# í
Dialog 4422
Internal Diversion:
*21*
Extension No. # í
Cancel: #21#í
External Diversion: *22* Line access code
+ External No.
# í
Cancel: #22#í