On the Finesse web portal:
For the Username type either 42381 OR 42382 (has to match the extension used for the phone).
For the Password type cisco123.
For the Extension type either 42381 OR 42382 (has to match the extension used for the phone).
Select the Cisco phone from the list of devices then click Continue.
If done correctly, you will see the Finesse web portal and your phone will automatically be put in a Not Ready state. Select Not Ready and set the state to Ready to receive phone calls from the Operator (4-1000) line.