Mitel 6867i Administrator's Manual page 430

Mitel 6800 Series SIP Phone Release 4.2.0 Administrator Guide
Click on Operation->Expansion Module <N>.
Depending on your phone-model, the key configuration screen displays.
2. Select a softkey, programmable, or expansion module key to configure.
3. In the "Type" field, select "BLF", "BLF/List" (BroadSoft BroadWorks).
4. (For the 6867i/6869i/6873i Softkeys) In the "Label" field, enter the name of the person
who's extension you are monitoring (if "Type" is BLF).
Note: If BLF/List type is selected, no label value is required. The BroadWorks BLF
List name is configured in the "BLF List URI" field instead.
5. In the "Value" field, enter a value to associate with the softkey or programmable key.
For example, for BLF, the value is the extension you want to monitor.
For BLF/List, the value is an identifier for the list of numbers you are monitoring.
6. Click Save Settings to save your changes.
7. In the "Line" field, select a line number that is actively registered to the appropriate SIP
proxy you are using.
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