0001004275-00-000016 SC 13D 2 20000615 ACT NETWORKS INC 0000942132 3576 770396887 DE 0630 SC 13D 34 005-45161 655594 188 CAMINO RD CAMARILLO CA 93012 8053882474 188 CAMINO RUIZ CAMARILLO CA 93012 ALPINE ASSOCIATES A LTD PARTNERSHIP /NJ 0001004275 060944931 NJ 1231 SC 13D 100 UNION AVE CRESSKILL NJ 07626 2018710866 100 UNION AVENUE CRESSKILL NJ 07626 SC 13D 1 0001.txt SCHEDULE 13D EX-99.1 2 0002.txt EX-99.1 JOINT FILING AGREEMENT