Aastra 6753i R Administrator's Manual page 30

For Model 6757i CT RP
30
The Network Status window opens for the IP phone you are accessing.
If you are using a Model 6757i CT RP phone, continue as follows.
1. Select Softkeys and XML on the left menu
2. Choose where the line will appear and click the Bottom Keys tab (lower 6
programmable keys) or Top keys tab (upper 6 programmable keys).
3. For the chosen key, set the Type to Line and make sure the number in the Line
column matches the line you assigned in the Administrator software. Enter a name
such as "Line 4" in the label column for display on the phone beside the new line
button.
Note: Model 6757i CT RP allows up to 9 lines in total, 3 on the keypad and 6 on
the softkeys set through the Aastra Web UI.
4. Click Save Settings to save the line assignment.
AastraLink RP System Administrator Guide