Glossary

The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

allocated storage

The total amount of addressable storage in LUNs that is designated for use by specific hosts. A LUN is considered allocated when a host operating system has written a device handle for the LUN (in other words, claimed the LUN) or when the array has masked the LUN to a specific target. Contrast with unallocated storage.