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Mail CAP

A tape library term. A place where tapes may be transferred in and out of the tape library without compromising the integrity of the tape library's inventory. CAP stands for Cartridge Access Port.

master and media server cluster

This is defined as the NetBackup master server and the remote media servers in an enterprise configuration. It is possible to configure clusters only with NetBackup DataCenter servers.

master of masters

The master of masters is a NetBackup host where Global Data Manager software is installed. When logging into this host, the interface has a tree view where the administrator can view and administer multiple master servers.

master server

The NetBackup server that provides administration and control for backups and restores for all clients and servers in a master and media server cluster.

media

The physical magnetic tapes, optical disks, or magnetic disks where data is stored.

media host

The NetBackup host writing the data to the attached storage device that is received from the client.

media ID

An identifier that is written on a volume as part of the recorded label.

Media Manager

Software that is part of NetBackup and manages the storage devices and removable media.

Media Manager host

Simply put, a host where Media Manager software is installed.

media server

A NetBackup server that provides storage within a master and media server cluster. The master can also be a media server. A media server that is not the master is called a remote media server (or slave server).

Multi-Hosted Drives

Also known as SSO (Shared Storage Option), an additional piece of software that allows tape drives (standalone or in a robotic library) to be dynamically shared between multiple NetBackup and Storage Migrator servers. This option is supported only on NetBackup DataCenter servers. See also SSO.

Multiple Data Streams (MDS)

Policy (class) attribute that allows more than one data stream from a client to be simultaneously backed up. Note: This implies that the global attribute Max Jobs Per Client has been modified to greater than one or a client database has been created using the bpclient command.

multiplexing

The process of sending data from multiple sources (clients) to a single destination (single storage device), interleaving those streams onto one piece of media.

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