Simpletelecom (www.simpletelecom.com) provides unauthenticated SIP proxy for CCM.Please note you'll require CCM 4 or later to configure SIP trunks./Peter Sang

If you havent found the information in the meantime-a year ago I wrote a quick and dirty VisualBasic program that logs to a file and/or ODBC under Win2k.If that's of interest for you, drop me a line and I'll forward you the source.