SkookumLogger Call History File Information: Exchange-guessing is enabled using the N1MM call history file from the CWops web site. Download the file, rename it CWops.txt, and place it in your ~/Library/Application Support/SkookumLogger/ folder before starting SkookumLogger. The Call, Name, State, and Exch1 fields are extracted from the file. Exch1 is assumed to be CWops member number.