1 EXHIBIT 23.1 [LOGO] 2400 First Indiana Plaza 135 North Pennsylvania Street Indianapolis, IN 46204-2452 The Board of Directors DUKE-WEEKS REALTY CORPORATION: We consent to the use of our report dated January 25, 2000 on the consolidated financial statements of Duke-Weeks Realty Corporation and subsidiaries and the related financial statement schedule as of December 31, 1999 and 1998 and for each of the years in the three-year period ended December 31, 1999, which report appears in the annual report on Form 10-K of Duke-Weeks Realty Corporation for the year ended December 31, 1999, incorporated herein by reference. We also consent to the reference to our firm under the heading "Experts" in the prospectus. /S/ KPMG LLP KPMG LLP Indianapolis, Indiana August 23, 2000