AMENDMENT NO. 1 TO CANADIAN GUARANTEE AND SECURITY AGREEMENT AMENDMENT dated as of December 12, 2002 among NORTEL NETWORKS LIMITED ("NNL"), NORTEL NETWORKS INC. ("NNI"), the SUBSIDIARIES listed on the signature pages hereof, JPMORGAN CHASE BANK, as...Canadian Guarantee and Security Agreement • December 13th, 2002 • Nortel Networks LTD • Telephone & telegraph apparatus • Ontario
EXHIBIT 99.1 CANADIAN GUARANTEE AND SECURITY AGREEMENTCanadian Guarantee and Security Agreement • February 8th, 2002 • Nortel Networks LTD • Telephone & telegraph apparatus • Ontario