User guide

Glossary

The terms in this glossary are defined as they pertain to IBM SmartCloud

Virtualized Server Recovery documentation. If you do not find the term you need,

refer to the IBM Software Glossary on the Web at this address:

http://www.ibm.com/ibm/terminology/. You can also refer to the IBM Dictionary

of Computing, New York: McGraw-Hill, 1994.

Numerics

10 Gb/s LAN. Local Area Network, offering up to a maximum channel capacity of 10 Gb/s.

100 Gb/s LAN. Local Area Network, offering up to a maximum channel capacity of 100 Gb/s.

AA. The prefix of a server protected by the Reserved Resource Virtual Machine level service.

authentication. The process of verifying the identity of devices or individuals on a network by electronic means,

including the use of software license numbers, hardware serial numbers, user IDs, passwords, encryption keys, other

virtually unmistakable credentials, or combination thereof.

Bandwidth Estimator. An online calculator made available as a planning tool for use by customers to estimate their

bandwidth requirements once the IBM SmartCloud VSR service is installed. The bandwidth made available by a

customer to accommodate the IBM SmartCloud VSR service must consider customers' currently available bandwidth,

their network resource types, their normal and anticipated level of end user activity, as well as their unique disaster

recovery strategy requirements. See Synchronization & Bandwidth Estimator.

bash. The bourne-again shell. The GNU command interpreter for Unix. A Posix-compatible shell with full Bourne

shell syntax, and some built-in C shell commands. The shell supports Emacs-style command-line editing, job control,

functions, and on-line help.

BCRS. IBM Business Continuity Resiliency Services (BCRS).

bitmap area. The area of stored reference (which may exist both on hierarchical directory volumes and in memory)

to every piece of data in the allocation blocks and indicating whether the block is allocated or free for use.

bitmap drive. The drive on which a bitmap image is located.

boot disk restoration. The act of restoring or recovering a system using information burned to a compact disk (CD)

or mounted on a volume.

Business Continuity Resiliency Services (BCRS). A division of IBM whose mission is assist customers to

implement technologies that optimize business continuity, better comply with regulations and enable quick recovery

from unanticipated outage emergencies.

cleanup. Undertaken by the IBM VSR Administrator following Disaster Recovery Test reporting, cleanup is a

process transparent to the user and Customer VSR Administrator. It involves the following:

v Saving VSR test results

v Deleting the Disaster Recovery Virtual Machine from the ESX machine (when it persists)

v Deleting the Disaster Recovery Test volume from the SAN