Yealink T3 Series IP Phones User Guide
79
Procedure
1.
Go to
Menu
>
Features
>
Dsskey
.
2.
Select the desired line key.
3.
Select
Line
from the
Type
field.
4.
Select the desired line from the
Account ID
field.
5.
(Optional.) Enter the string that will appear on the phone screen in the
Label
field.
6.
Select
Lock
from the
Value
field.
7.
Select
Save
.
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