Aastra 6757i CT User Manual page 95

Expansion Module Keys
8. Select from "Key 1" through "Key 36" (M670i)
or
Select from "Key 1" through "Key 60" (M675i)
9. In the "Value" field, enter the phone number or extension you want to monitor.
10. (M675i) In the "Label" field, enter a label to apply to this key.
11. In the "Line" field, select a line for which to apply this key. Valid values are:
•
•
12. Click Save Settings.
88
global
1 through 9.
Model 6757i CT IP Phone User Guide