0001157523-08-009809 8-K 2 20081211 2.02 5.02 9.01 20081211 20081211 CIENA CORP 0000936395 3661 232725311 DE 1031 8-K 34 000-21969 081242326 1201 WINTERSON ROAD LINTHICUM MD 21090 4108658500 1201 WINTERSON ROAD LINTHICUM MD 21090 8-K 1 a5851118.htm CIENA CORPORATION 8-K EX-99.1 2 a5851118ex99-1.htm EXHIBIT 99.1