beautypg.com

Brocade Fabric OS Encryption Administrator’s Guide Supporting NetApp Lifetime Key Manager (LKM) and KeySecure Storage Secure Key Manager (SSKM) Environments (Supporting Fabric OS v7.2.0) User Manual

Page 290

background image

272

Fabric OS Encryption Administrator’s Guide (LKM/SSKM)

53-1002925-01

DF-compatibility support for tape LUNs

B

DF-compatible

Encrypt

No (new tape)

No error. A new key is generated and both read and write
are allowed in DF-compatible format.

DF-compatible

Cleartext

Brocade metadata

Reads are allowed in Brocade format using the key from
the metadata. Writes are rejected if the tape is not
positioned at the beginning of the tape. Writes are allowed
in cleartext format (no key generated) only when the tape is
positioned at the beginning of the tape.

DF-compatible

Cleartext

DF metadata

Reads are allowed in DF-compatible format using the key
from the metadata. Writes are rejected if the tape is not
positioned at the beginning of the tape. Writes are allowed
in cleartext format (no key generated) only when the tape is
positioned at the beginning of the tape.

DF-compatible

Cleartext

No (new tape)

No error. No key is generated, and both read and writes are
allowed in cleartext format.

TABLE 25

Compatibility support matrix for tape pools (Continued)

Tape pool encryption format

Tape pool policy

Metadata present

Results