虚拟磁带的实际效果是使备份和恢复更快、更可靠和更便宜。
The net effect is that virtual tape makes both backups and restores faster, more reliable and cheaper.
备份介质服务器将备份流送到虚拟磁带库，它顺序地写数据，即以原来的磁带格式写到磁盘存储器。
A backup media server sends backup streams to a virtual tape library, which writes the data sequentially that is, in native tape format to disk storage.
本文设计并实现了嵌入式虚拟磁带库(VTL)的SCSI控制器驱动模块，它完成数据传输、SCSI命令处理和任务管理等VTL的核心功能。
A SCSI controller driver module of Embedded Virtual Tape Library is designed in this paper. It realizes core functions of VTL such as data transformation, SCSI commands operation and task management.
支持虚拟磁盘、磁带、CD或DVD以及通信适配器。
Virtual disk, tape, CD or DVD and communications adapters are supported.
具有VIOS的NPIV利用了虚拟的FC设备来将磁盘(和磁带)本机地呈现给客户机LPAR。
NPIV with a VIOS, utilizes virtual FC devices to present disk (and tape) natively to the client LPARs.
对其文件系统访问进行虚拟化，它立刻就可以对.tar文件、老式磁带盘和只能通过虚拟专用网（VPN）访问的公司资源进行操作。
Virtualize its filesystem access and it immediately acts on .tar files, old tape reels, and corporate resources accessible only through a virtual private network (VPN).
对其文件系统访问进行虚拟化，它立刻就可以对.tar文件、老式磁带盘和只能通过虚拟专用网（VPN）访问的公司资源进行操作。
Virtualize its filesystem access and it immediately acts on .tar files, old tape reels, and corporate resources accessible only through a virtual private network (VPN).
应用推荐