0001193125-06-079370 425 1 20060413 20060413 ALLEN ORGAN CO 0000003753 3931 231263194 PA 1231 425 34 000-00275 06757696 150 LOCUST ST PO BOX 36 MACUNGIE PA 18062 2159662200 150 LOCUST STREET PO BOX 36 MACUNGIE PA 18062-0036 SYCAMORE NETWORKS INC 0001092367 3661 043410558 DE 0731 425 220 MILL ROAD CHELMSFORD MA 01824 9782502900 220 MILL ROAD CHELMSFORD MA 01824 425 1 d425.htm TRANSCRIPT FROM CONFERENCE CALL DATED APRIL 12, 2006