A、53（DNS）
B、69（TFTP）
C、515（LPR）
D、161（SNMP）
E、49（TACACS）
更多“When you execute the "ip helper-address" command on a router， which three UDP ports getenabled automatically by default？（）”相关的问题
A、 when you change the name of a datafile B、 when you drop a table from the database C、 when you take an export of the database D、 when you back up the database using OS utilities E、 when you issue an ALTER SYSTEM SWITCH LOGFILE statement F、 when you issue a BACKUP command from inside the RMAN run block
A、 when you need to disable the index usage B、 when you need to change storage options C、 when you need to enable index monitoring D、 when you need to move the index to another tablespace
A、When the instance is started B、When the database is mounted C、When the database is opened D、When the database is closed
A、 Set the BACKUP_TAPE_IO_SLAVES parameter to FALSE B、 Set the BACKUP_TAPE_IO_SLAVES parameter to TRUE C、 Use compression when performing tape backups D、 Configure multiple SBT channels
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