Your IP will distribute money to your creditors on a regular basis and, unless there are any problems, they will only communicate with you once a year at the time of your annual review. I don't think they have any dealings with your creditors other than that.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk