A. an upgrade .gz file placed on your FTP server
B. an upgrade .tar file placed on your SCP server
C. an upgrade .pac file placed on your TFTP or SCP server
D. an upgrade CD provided by your Juniper Networks representative
参考答案:C
A. an upgrade .gz file placed on your FTP server
B. an upgrade .tar file placed on your SCP server
C. an upgrade .pac file placed on your TFTP or SCP server
D. an upgrade CD provided by your Juniper Networks representative
参考答案:C