Aastra DT390 - Networking

Other Useful Features
To activate the Tandem Configuration
1. Press *2 8#
to log on the secondary phone.
2. Wait for the verification tone.
3. Press
to finish the procedure.
For incoming calls:
• Both phones are treated as 1 single extension.
For outgoing calls:
• Both phones are treated as 2 separate extensions.
To deactivate the Tandem Configuration
1. Press #2 8#
to log off the secondary phone.
2. Wait for the verification tone.
3. Press
to finish the procedure.
For incoming calls:
• The secondary phone cannot be called and the primary phone works as a
normal stand-alone phone.
For outgoing calls:
• Both phones are treated as 2 separate extensions.
Transferring a call between members of a Tandem Configuration
1. Press R and enter own directory number.
2. Press
to transfer the call.
15.5 Networking
Networking is the connection of several premises within a company. The
connection can be set up through leased lines, public lines, Local Area Network
(LAN) or Wide Area Network (WAN). Ask your system administrator about
details regarding networking.
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1424-EN LZT 103 091 Uen A1 2008-10-27