Enter the FQDN of the ASBCE. If the domain used in the FQDN is not already one verified by Microsoft (see Verify the SBC Domain), follow the instructions displayed by MS Teams after adding the SBC entry.
Enable the SBC and set the SIP signaling port to 5061.
Ensure that the Concurrent call capacity matches the Max Calls setting of the IP Office MS Teams line. See Adding an MS Teams Line.