CallPath response message: cannot set monitor
A negative CallPath response corresponding to an earlier STLMON (Monitor) call was received indicating that CallPath could not set up the specified monitor. The trunk, channel, and line ID associated with the earlier STLMON call is printed in the error.
STLMON sets up CallPath monitors on the Blueworx Voice Response channel during trunk initialization.
Check the Blueworx Voice Response configuration for the given trunk and channel. The line ID should be set to the phone number for the channel.
Yellow (error_id = 20503)
Log, System Monitor