. . . EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY AS OF DECEMBER 31, 2002 Name Jurisdiction of Incorporation ---- ----------------------------- Juniper Networks Cable France Sarl France Juniper Networks International, Inc. Delaware, USA Juniper Networks Australia Ltd. Australia Juniper Networks Trading GmbH Austria Juniper Networks FSC Ltd. Barbados Juniper Networks Belgium NV Belgium Juniper Networks Brazil Ltd. Brazil Juniper Networks Canada, Inc. Canada Juniper Networks Denmark Denmark Juniper Networks Finland OY Finland Juniper Networks France SARL France Juniper Networks GmbH Germany Juniper Networks India Private Ltd. India Juniper Networks Italy SRL Italy Juniper Networks Cayman Ltd. Cayman Juniper Networks K.K. Japan Juniper Networks Korea, Inc. Korea Juniper Networks Malaysia SDN BHD Malaysia Juniper Networks Mexico SA DE CV Mexico Juniper Networks BV Netherlands Juniper Networks Singapore PTE Ltd. Singapore Juniper Networks Spain SRL Spain Juniper Networks Sweden AB Sweden Juniper Networks Switzerland GmbH Switzerland Juniper Networks Taiwan Limited Co. Taiwan Juniper Networks U.K. Ltd. United Kingdom Juniper Networks Hong Kong Ltd. Hong Kong Juniper Networks Ltd. Cyprus Juniper Networks Ireland Ltd. Ireland Juniper Networks China Ltd. Hong Kong Juniper Networks South Asia Ltd. Hong Kong Menlo/Juniper Networks LLC California, USA Juniper Networks (US), Inc. California, USA 79