NEW YORK–(BUSINESS WIRE)–Fitch Ratings has affirmed one class of DLJ Commercial Mortgage Corp. commercial mortgage pass-through certificates series 1998-CF1. A detailed list of rating actions follows at the end of this press release. KEY RATING DRIVERS The affirmation is a result of stable performance of the underlying collateral. While credit enhancement remains high, payment to class B-7 comes from pool collateral that is represented by single-tenant properties, three of which (47% of the p