media header 中文意思是什麼
media header
解釋
媒體標頭-
If neither medianame nor mediadescription is specified when a media header is written, the media header field corresponding to the blank item is empty
如果寫入媒體標頭時未指定medianame或mediadescription ,則與空項對應的媒體標頭欄位將為空。 -
If the volume contains a valid media header, performs the following checks
如果卷中包含有效的媒體標頭,將執行以下檢查: -
Specifies that all backup sets should be overwritten, but preserves the media header
指定應覆蓋所有備份集,但是保留媒體標頭。 -
The media set password is saved when the media header is written ; it cannot be changed
當寫入媒體標頭時,將保存媒體集密碼;不能更改該密碼。 -
If these checks pass, overwrites any backup sets on the media, preserving only the media header
如果這些檢查都通過了,則覆蓋該媒體上的所有備份集,只保留媒體標頭。 -
If the media is empty, generates a media header using the specified medianame, mediapassword, and mediadescription, if any
如果卷中不含有效的媒體標頭,則會發生錯誤。 -
If medianame was specified, verifies that the given media name matches the media header s media name
如果指定了medianame ,則驗證給定的媒體名稱是否匹配媒體標頭的媒體名稱。 -
Format causes the backup operation to write a new media header on all media volumes used for the backup operation
禁用備份集的過期和名稱檢查,這些檢查一般由backup語句執行以防覆蓋備份集。 -
The only time that backup will not verify the media password is when it formats the media, which overwrites the media header
Backup不驗證媒體密碼的唯一情況是格式化媒體時,這將覆蓋媒體標頭。 -
If the tape media is empty or the disk backup file does not exist, all these interactions write a media header and proceed
如果磁帶媒體為空或磁盤備份文件不存在,則所有這些交互將寫入媒體標頭並繼續進行。 -
If backup writes the media header, backup will assign the media set password to the value specified in the mediapassword option
如果backup寫入媒體標頭, backup將給mediapassword選項中指定的值分配媒體集密碼。
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