AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 180)

41-001343-01 Rev 03, Release 3.2.2 4-17
6 Choose an option that you want to use to override the DHCP normal precedence order, and press
DONE.
7 Restart the phone for the selection to take affect.
For the 6739i:
1 Press the Options key on the phone to enter the Options List.
2 Press Advanced. A keyboard displays.
3 Enter the Administrator password using the keyboard. Default is “22222”.
4 Press Network.
5 Press DHCP Settings.
6 Press DHCP Download Options.
7 Select and press the “Option 159” or “Option 160” value.
8 Press until the Options List screen displays.
9 Press Restart to restart the phone for the change to take affect.
Aastra IP Phone UI
Step Action