Aastra 6757I User Manual page 90

Softkeys
2. Select from "Key 1" through "Key 10" on the Top keys.
or
Select from "Key 1" through "Key 20" on the Bottom keys.
3. In the "Type" field, select Do Not Disturb to apply to the key.
4. (Bottom Softkeys) In the state fields, check (enable) or uncheck (disable) the states you want
to apply to this softkey.
Expansion Module Keys
5. Select from "Key 1" through "Key 36" (M670i)
or
Select from "Key 1" through "Key 60" (M675i)
6. In the "Type" field, select Do Not Disturb to apply to the key.
7. Click
82
to save your changes.
Model 6757i IP Phone User Guide