WILMINGTON, Del. - Nortel Networks Corp. (NNC), the Canadian entity that filed a Chapter 15 bankruptcy proceeding in the U.S. Bankruptcy Court for the District of Delaware in conjunction with the Chapter 11 bankruptcy petition that was filed by its parent company Nortel Networks Inc. (NNI), on April 4 filed a brief in the Bankruptcy Court objecting to NNI's motion for modification to the recognition order so that NNI could pursue securities litigation against the directors and officers of NNC (In Re: Nortel Networks Corporation, No. 09-10164, Chapter 15, D. Del. Bkcy.).