Gunnar Woldmo is a software developer for Windows.
It is reported that the following Windows processes are part of ISDN Caller Id, Answering Machine & Fax Receiver:
If you want to remove ISDN Caller Id, Answering Machine & Fax Receiver from your computer, just go to Start > Control Panel > Add/Remove programs and select ISDN Caller Id, Answering Machine & Fax Receiver from the list of programs.