多项选择题AcmeBoosterCorporationhasacorporatepolicystatingthatallroutingdeviceswillhavetheirconfigurationsbackeduptoacorporateserveronaweeklybasis.TheirCUEmoduleisacomponentoftheCiscoCallManagerExpressdevice.WhichthreeparameterswillensuresuccessfulbackupoftheCUEmoduleconfiguration?()
A.ATFTP server must be present and available to the CUE module.
B.The CUE module must have modify permissions on the backup server directory.
C.The CUE module must be in an offline mode prior to instituting the backup.
D.An FTP server must be present and available to the CUE module.
E.The CUE module must copy the configuration and messages to separate directories on the backup server.
F.The CUE module must have read and write permissions on the backup server directory.