<s>
Veritas	B-Application
Backup	I-Application
Exec	I-Application
is	O
a	O
data	O
protection	O
software	O
product	O
designed	O
for	O
customers	O
with	O
mixed	O
physical	O
and	O
virtual	O
environments	O
,	O
and	O
who	O
are	O
moving	O
to	O
public	O
cloud	O
services	O
.	O
</s>
<s>
Supported	O
platforms	O
include	O
VMware	O
and	O
Hyper-V	O
virtualization	B-General_Concept
,	O
Windows	B-Application
and	O
Linux	B-Application
operating	I-Application
systems	I-Application
,	O
Amazon	B-General_Concept
S3	I-General_Concept
,	O
Microsoft	B-Application
Azure	I-Application
and	O
Google	B-General_Concept
Cloud	I-General_Concept
Storage	I-General_Concept
,	O
among	O
others	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
also	O
provides	O
integrated	O
deduplication	B-General_Concept
,	O
replication	B-Architecture
,	O
and	O
disaster	O
recovery	O
capabilities	O
and	O
helps	O
to	O
manage	O
multiple	O
backup	B-Protocol
servers	O
or	O
multi-drive	O
tape	O
loaders	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
employs	O
an	O
automated	O
installation	O
process	O
.	O
</s>
<s>
Installing	O
Backup	B-Application
Exec	I-Application
15	O
on	O
a	O
Windows	B-Device
Server	I-Device
2012	I-Device
R2	O
system	O
takes	O
around	O
30	O
minutes	O
,	O
according	O
to	O
reviews	O
.	O
</s>
<s>
The	O
installation	O
wizard	O
can	O
be	O
started	O
from	O
the	O
Backup	B-Application
Exec	I-Application
Installation	O
Media	O
or	O
the	O
management	O
console	O
to	O
push	O
agents	O
out	O
to	O
the	O
physical	O
servers	O
,	O
Hyper-V/VMware	O
virtual	O
machines	O
,	O
application/database	O
systems	O
hosting	O
Active	B-Protocol
Directory	I-Protocol
,	O
Exchange	O
,	O
Oracle	O
database	O
,	O
SQL	O
,	O
and	O
other	O
supported	O
platforms	O
.	O
</s>
<s>
With	O
its	O
client/server	B-Protocol
design	O
,	O
Backup	B-Application
Exec	I-Application
provides	O
backup	B-Protocol
and	O
restore	O
capabilities	O
for	O
servers	O
,	O
applications	O
and	O
workstations	O
across	O
the	O
network	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
recovers	O
data	O
,	O
applications	O
,	O
databases	O
,	O
or	O
systems	O
from	O
an	O
individual	O
file	O
,	O
mailbox	O
item	O
,	O
table	O
object	O
,	O
or	O
entire	O
server	O
.	O
</s>
<s>
Current	O
versions	O
of	O
the	O
software	O
support	O
Microsoft	O
,	O
VMware	O
,	O
and	O
Linux	B-Application
,	O
among	O
others	O
.	O
</s>
<s>
When	O
used	O
with	O
tape	O
drives	O
,	O
Backup	B-Application
Exec	I-Application
uses	O
the	O
Microsoft	B-General_Concept
Tape	I-General_Concept
Format	I-General_Concept
(	O
MTF	O
)	O
,	O
which	O
is	O
also	O
used	O
by	O
Windows	B-Application
NTBackup	O
,	O
backup	B-Protocol
utilities	O
included	O
in	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
,	O
and	O
many	O
other	O
backup	B-Protocol
vendors	O
and	O
is	O
compatible	O
with	O
BKF	O
.	O
</s>
<s>
Microsoft	B-General_Concept
Tape	I-General_Concept
Format	I-General_Concept
(	O
MTF	O
)	O
was	O
originally	O
Maynard	O
's	O
(	O
Backup	B-Application
Exec	I-Application
's	O
first	O
authors	O
)	O
proprietary	O
backup	B-Protocol
Tape	I-Protocol
Format	O
(	O
MTF	O
)	O
and	O
was	O
later	O
licensed	O
by	O
Microsoft	O
as	O
Windows	B-Application
standard	O
tape	O
format	O
.	O
</s>
<s>
In	O
addition	O
,	O
Microsoft	O
also	O
licensed	O
and	O
incorporated	O
Backup	B-Application
Exec	I-Application
's	O
backup	B-Protocol
engine	O
into	O
Windows	B-Application
NT	O
,	O
the	O
server	O
version	O
of	O
Windows	B-Application
.	O
</s>
<s>
In	O
addition	O
,	O
Backup	B-Application
Exec	I-Application
's	O
family	O
of	O
agents	O
and	O
options	O
offer	O
features	O
for	O
scaling	O
the	O
Backup	B-Application
Exec	I-Application
environment	O
and	O
extending	O
platform	O
and	O
feature	O
support	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
21.3	O
is	O
the	O
latest	O
version	O
of	O
Veritas’	O
backup	B-Protocol
and	I-Protocol
recovery	I-Protocol
software	O
,	O
released	O
on	O
September	O
6	O
,	O
2021	O
.	O
</s>
<s>
Within	O
the	O
“	O
backup	B-Protocol
”	O
portion	O
of	O
the	O
data	O
protection	O
spectrum	O
,	O
one	O
Veritas	O
product	O
,	O
Backup	B-Application
Exec	I-Application
,	O
has	O
been	O
in	O
the	O
market	O
for	O
more	O
than	O
two	O
decades	O
.	O
</s>
<s>
Since	O
the	O
early	O
days	O
of	O
Microsoft	O
’s	O
journey	O
to	O
turn	O
its	O
Windows	B-Device
Server	I-Device
into	O
the	O
world	O
’s	O
dominant	O
client-server	O
operating	O
system	O
,	O
Backup	B-Application
Exec	I-Application
has	O
been	O
one	O
of	O
a	O
handful	O
of	O
technologies	O
to	O
protect	O
it	O
.	O
</s>
<s>
As	O
the	O
WinSvr	O
OS	O
grew	O
to	O
become	O
a	O
platform	O
of	O
choice	O
for	O
application	O
enablement	O
and	O
user	O
productivity	O
,	O
Backup	B-Application
Exec	I-Application
’s	O
media/platform	O
support	O
,	O
application	O
support	O
,	O
and	O
internal	O
operation	O
evolved	O
at	O
a	O
similar	O
pace	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
has	O
a	O
long	O
history	O
of	O
successive	O
owner-companies	O
.	O
</s>
<s>
1989	O
-	O
Maynard	O
is	O
acquired	O
by	O
Archive	O
Corporation	O
MaynStream	O
is	O
available	O
for	O
DOS	B-Device
,	O
Windows	B-Application
,	O
Macintosh	B-Device
,	O
OS/2	B-Application
,	O
and	O
NetWare	B-Operating_System
.	O
</s>
<s>
1991	O
-	O
Quest	O
Development	O
Corporation	O
is	O
independently	O
formed	O
to	O
develop	O
backup	B-Protocol
software	O
under	O
contract	O
for	O
Symantec	O
.	O
</s>
<s>
1993	O
-	O
Conner	O
Peripherals	O
acquires	O
Archive	O
Corporation	O
and	O
renames	O
the	O
software	O
"	O
Backup	B-Application
Exec	I-Application
"	O
.	O
</s>
<s>
1993	O
-	O
Quest	O
acquired	O
rights	O
to	O
FastBack	B-Application
for	O
Macintosh	B-Device
,	O
and	O
hired	O
its	O
principal	O
author	O
,	O
Tom	O
Chappell	O
,	O
from	O
Fifth	O
Generation	O
Systems	O
.	O
</s>
<s>
1995	O
-	O
Arcada	O
acquires	O
the	O
SyTron	O
division	O
from	O
Rexon	O
,	O
including	O
their	O
OS/2	B-Application
backup	B-Protocol
software	O
.	O
</s>
<s>
1999	O
-	O
VERITAS	O
Software	O
acquires	O
Seagate	O
Software	O
's	O
Network	O
and	O
Storage	O
Management	O
Group	O
,	O
which	O
included	O
Backup	B-Application
Exec	I-Application
.	O
</s>
<s>
2005	O
-	O
Symantec	O
acquires	O
VERITAS	O
,	O
including	O
Backup	B-Application
Exec	I-Application
.	O
</s>
<s>
2015	O
-	O
Symantec	O
announced	O
they	O
would	O
be	O
splitting	O
off	O
the	O
Information	O
Management	O
Business	O
which	O
contains	O
Backup	B-Application
Exec	I-Application
,	O
into	O
a	O
new	O
company	O
named	O
Veritas	O
Technologies	O
Corporation	O
acquired	O
by	O
the	O
Carlyle	O
Group	O
.	O
</s>
<s>
2016	O
-	O
Veritas	O
Technologies	O
re-launches	O
as	O
a	O
newly	O
independent	O
company	O
which	O
contains	O
Backup	B-Application
Exec	I-Application
.	O
</s>
<s>
The	O
core	O
components	O
that	O
are	O
contained	O
in	O
a	O
basic	O
Backup	B-Application
Exec	I-Application
architecture	O
include	O
the	O
following	O
:	O
</s>
<s>
A	O
Backup	B-Application
Exec	I-Application
server	O
is	O
the	O
heart	O
of	O
a	O
Backup	B-Application
Exec	I-Application
installation	O
.	O
</s>
<s>
The	O
Backup	B-Application
Exec	I-Application
server	O
is	O
a	O
Windows	B-Device
server	I-Device
that	O
:	O
</s>
<s>
The	O
Backup	B-Application
Exec	I-Application
Administration	O
Console	O
is	O
the	O
interface	O
to	O
control	O
a	O
Backup	B-Application
Exec	I-Application
server	O
.	O
</s>
<s>
The	O
Administration	O
Console	O
can	O
be	O
run	O
directly	O
on	O
a	O
Backup	B-Application
Exec	I-Application
server	O
or	O
from	O
a	O
remote	O
system	O
(	O
using	O
a	O
Backup	B-Application
Exec	I-Application
Remote	O
Administration	O
Console	O
)	O
.	O
</s>
<s>
Storage	O
devices	O
attached	O
to	O
the	O
Backup	B-Application
Exec	I-Application
server	O
contain	O
the	O
media	O
on	O
which	O
backup	B-Protocol
data	O
is	O
written	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
supports	O
many	O
different	O
types	O
of	O
devices	O
and	O
media	O
,	O
including	O
cloud	O
,	O
disk-based	O
and	O
tape-based	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
supports	O
unlimited	O
number	O
of	O
clients	O
,	O
NDMP-NAS	O
systems	O
,	O
tape	O
drives	O
,	O
and	O
tape	O
libraries	O
.	O
</s>
<s>
Clients	O
are	O
the	O
systems	O
that	O
contain	O
the	O
data	O
which	O
the	O
Backup	B-Application
Exec	I-Application
server	O
backs	O
up	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
Agents	O
and	O
Options	O
expand	O
the	O
features	O
and	O
functionality	O
of	O
core	O
Backup	B-Application
Exec	I-Application
server	O
to	O
support	O
the	O
most	O
common	O
server	O
applications	O
,	O
including	O
Microsoft	O
Exchange	O
,	O
SharePoint	B-Protocol
and	O
SQL	O
Server	O
,	O
Oracle	O
,	O
Windows	B-Application
and	O
Linux	B-Application
clients	O
,	O
server	O
OSs	O
,	O
and	O
the	O
Hyper-V	O
and	O
VMware	O
hypervisors	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
Agent	O
for	O
VMware	O
and	O
Hyper-V	O
is	O
not	O
carrying	O
out	O
the	O
backup	B-Protocol
process	O
.	O
</s>
<s>
The	O
agent	O
is	O
simply	O
collecting	O
meta	O
data	O
(	O
takes	O
a	O
few	O
seconds	O
)	O
so	O
that	O
Backup	B-Application
Exec	I-Application
can	O
perform	O
granular	O
recoveries	O
directly	O
from	O
storage	O
at	O
a	O
point	O
in	O
the	O
future	O
-	O
no	O
mounting	O
required	O
.	O
</s>
<s>
Here	O
is	O
a	O
list	O
of	O
Backup	B-Application
Exec	I-Application
Agents	O
and	O
Options	O
:	O
</s>
<s>
Backup	B-Application
Exec	I-Application
and	O
its	O
options	O
can	O
be	O
installed	O
on	O
a	O
local	O
computer	O
,	O
a	O
remote	O
computer	O
,	O
within	O
a	O
virtual	O
environment	O
,	O
or	O
on	O
a	O
public	O
cloud	O
"	O
Infrastructure	O
as	O
a	O
Service	O
(	O
IaaS	O
)	O
"	O
virtualization	B-General_Concept
platform	O
.	O
</s>
<s>
Today	O
Backup	B-Application
Exec	I-Application
supports	O
the	O
Backup	B-Application
Exec	I-Application
server	O
installation	O
on	O
64-bit	O
operating	O
systems	O
only	O
.	O
</s>
<s>
However	O
,	O
the	O
Agent	O
for	O
Windows	B-Application
can	O
be	O
installed	O
on	O
32-bit	O
operating	O
systems	O
.	O
</s>
<s>
Several	O
methods	O
are	O
available	O
for	O
installing	O
Backup	B-Application
Exec	I-Application
.	O
</s>
<s>
If	O
Backup	B-Application
Exec	I-Application
finds	O
any	O
configuration	O
issues	O
that	O
can	O
be	O
fixed	O
during	O
the	O
installation	O
,	O
or	O
that	O
may	O
prevent	O
Installation	O
,	O
warnings	O
appear	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
can	O
be	O
installed	O
using	O
the	O
following	O
:	O
</s>
<s>
Installation	O
wizard	O
from	O
the	O
Backup	B-Application
Exec	I-Application
installation	O
media	O
,	O
which	O
guides	O
through	O
the	O
installation	O
process	O
.	O
</s>
<s>
Push-install	O
Backup	B-Application
Exec	I-Application
to	O
remote	O
computers	O
through	O
Terminal	O
Services	O
and	O
the	O
installation	O
media	O
is	O
on	O
a	O
shared	O
drive	O
(	O
network	O
share	O
)	O
.	O
</s>
<s>
The	O
silent	O
mode	O
installation	O
uses	O
the	O
Setup.exe	O
program	O
on	O
the	O
Backup	B-Application
Exec	I-Application
installation	O
media	O
.	O
</s>
<s>
Additionally	O
,	O
Backup	B-Application
Exec	I-Application
installation	O
media	O
also	O
has	O
a	O
Remote	O
Administrator	O
feature	O
which	O
can	O
be	O
installed	O
on	O
a	O
remote	O
computer	O
or	O
workstation	O
to	O
administer	O
the	O
Backup	B-Application
Exec	I-Application
server	O
remotely	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
may	O
install	O
the	O
additional	O
products	O
:	O
</s>
<s>
Backup	B-Application
Exec	I-Application
installations	O
can	O
have	O
one	O
or	O
more	O
Backup	B-Application
Exec	I-Application
servers	O
,	O
which	O
are	O
responsible	O
for	O
moving	O
data	O
from	O
one	O
or	O
more	O
locations	O
to	O
a	O
storage	O
medium	O
,	O
including	O
cloud	O
,	O
disk	O
,	O
tape	O
,	O
and	O
OST	O
device	O
.	O
</s>
<s>
There	O
are	O
two	O
primary	O
Backup	B-Application
Exec	I-Application
architectures	O
:	O
</s>
<s>
A	O
single	O
Backup	B-Application
Exec	I-Application
server	O
is	O
assigned	O
the	O
standalone	O
Backup	B-Application
Exec	I-Application
server	O
role	O
.	O
</s>
<s>
Each	O
server	O
runs	O
the	O
Backup	B-Application
Exec	I-Application
software	O
and	O
the	O
services	O
that	O
control	O
backup	B-Protocol
and	O
restore	O
operations	O
of	O
multiple	O
clients	O
.	O
</s>
<s>
Each	O
Backup	B-Application
Exec	I-Application
server	O
maintains	O
its	O
own	O
Backup	B-Application
Exec	I-Application
database	O
,	O
media	O
catalogs	O
,	O
and	O
device	O
catalogs	O
.	O
</s>
<s>
Large	O
environments	O
may	O
contain	O
multiple	O
Backup	B-Application
Exec	I-Application
servers	O
responsible	O
for	O
backing	O
up	O
many	O
different	O
client	O
systems	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
servers	O
in	O
large	O
environments	O
can	O
run	O
independently	O
of	O
each	O
other	O
if	O
each	O
server	O
is	O
managed	O
separately	O
.	O
</s>
<s>
Separate	O
server	O
management	O
may	O
not	O
be	O
an	O
issue	O
if	O
there	O
are	O
only	O
two	O
or	O
three	O
Backup	B-Application
Exec	I-Application
servers	O
,	O
but	O
it	O
can	O
become	O
unwieldy	O
as	O
the	O
environment	O
grows	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
can	O
centralize	O
the	O
management	O
of	O
multiple	O
Backup	B-Application
Exec	I-Application
servers	O
using	O
an	O
add-on	O
option	O
called	O
the	O
Backup	B-Application
Exec	I-Application
Central	O
Admin	O
Server	O
Option	O
(	O
CASO	O
)	O
.	O
</s>
<s>
CASO	O
ensures	O
that	O
everything	O
throughout	O
the	O
network	O
is	O
protected	O
by	O
a	O
single	O
system	O
that	O
can	O
be	O
managed	O
from	O
one	O
console	O
and	O
also	O
balances	O
the	O
workload	O
across	O
all	O
Backup	B-Application
Exec	I-Application
servers	O
in	O
the	O
environment	O
.	O
</s>
<s>
In	O
a	O
CASO	O
environment	O
,	O
one	O
Backup	B-Application
Exec	I-Application
server	O
can	O
be	O
configured	O
to	O
be	O
the	O
Central	O
Admin	O
Server	O
(	O
CAS	O
)	O
,	O
while	O
other	O
Backup	B-Application
Execs	I-Application
become	O
managed	O
Backup	B-Application
Exec	I-Application
servers	O
(	O
MBESs	O
)	O
that	O
are	O
managed	O
by	O
the	O
CAS	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
includes	O
the	O
following	O
features	O
and	O
capabilities	O
:	O
</s>
<s>
Backup	B-Protocol
Options	O
:	O
</s>
<s>
Backup	B-Protocol
to	O
disk	O
,	O
tape	O
,	O
or	O
cloud	O
regardless	O
of	O
location	O
.	O
</s>
<s>
Catalog-assisted	O
granular	O
recovery	O
of	O
objects	O
,	O
files	O
,	O
folders	O
,	O
applications	O
,	O
or	O
VMs	O
(	O
including	O
Exchange	O
,	O
SharePoint	B-Protocol
,	O
SQL	O
Server	O
,	O
and	O
Active	B-Protocol
Directory	I-Protocol
)	O
directly	O
from	O
storage	O
,	O
with	O
no	O
mounting	O
or	O
staging	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
UI	O
has	O
predefined	O
templates	O
for	O
disk-to-disk-to-cloud	O
and	O
direct-to-cloud	O
backups	B-Protocol
.	O
</s>
<s>
From	O
a	O
single-pass	O
backup	B-Protocol
of	O
a	O
virtual	O
machine	O
,	O
recover	O
:	O
</s>
<s>
Integrated	O
Data	B-General_Concept
Deduplication	I-General_Concept
:	O
</s>
<s>
Centralized	O
administration	O
:	O
Provides	O
a	O
single	O
console	O
for	O
managing	O
the	O
entire	O
Backup	B-Application
Exec	I-Application
environment	O
,	O
creates	O
and	O
delegates	O
jobs	O
to	O
multiple	O
Backup	B-Application
Exec	I-Application
servers	O
,	O
defines	O
device	O
and	O
media	O
sets	O
.	O
</s>
<s>
Operational	O
resiliency	O
:	O
Automatically	O
load-balances	O
jobs	O
across	O
multiple	O
Backup	B-Application
Exec	I-Application
servers	O
,	O
provides	O
job	O
failover	O
from	O
one	O
Backup	B-Application
Exec	I-Application
server	O
to	O
another	O
,	O
centralizes	O
or	O
replicates	O
catalogs	O
for	O
restores	O
.	O
</s>
<s>
Bare-metal	O
restore	O
,	O
supports	O
P2V	B-General_Concept
as	O
an	O
option	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
does	O
not	O
have	O
support	O
for	O
sending	O
data	O
streams	O
from	O
multiple	O
parallel	O
backup	B-Protocol
jobs	O
to	O
a	O
single	O
tape	O
drive	O
,	O
which	O
Veritas	O
refers	O
to	O
as	O
multiplexing	O
.	O
</s>
<s>
Multiplexing	O
can	O
reduce	O
backup	B-Protocol
times	O
when	O
backing	O
up	O
data	O
from	O
non-solid	O
state	O
sources	O
containing	O
millions	O
of	O
small	O
or	O
highly	O
fragmented	O
files	O
,	O
which	O
require	O
very	O
large	O
amounts	O
of	O
head-seeking	O
using	O
traditional	O
mechanical	O
hard	O
drives	O
,	O
and	O
which	O
significantly	O
slow	O
down	O
the	O
backup	B-Protocol
process	O
.	O
</s>
<s>
These	O
delays	O
accessing	O
data	O
can	O
cause	O
the	O
backup	B-Protocol
availability	O
window	O
to	O
be	O
exceeded	O
,	O
when	O
multiple	O
servers	O
with	O
slow	O
transfer	O
rates	O
are	O
being	O
backed	O
up	O
one	O
after	O
the	O
other	O
to	O
the	O
tape	O
device	O
.	O
</s>
<s>
A	O
workaround	O
to	O
this	O
is	O
to	O
install	O
temporary	O
disk	O
storage	O
in	O
the	O
backup	B-Protocol
server	O
to	O
use	O
as	O
a	O
cache	O
for	O
the	O
backup	B-Protocol
process	O
.	O
</s>
<s>
Backups	B-Protocol
to	O
the	O
data	O
blocks	O
can	O
be	O
done	O
in	O
parallel	O
,	O
and	O
each	O
of	O
the	O
separate	O
disk-based	O
backup	B-Protocol
jobs	O
are	O
configured	O
to	O
duplicate	O
and	O
append	O
to	O
tape	O
when	O
completed	O
.	O
</s>
<s>
Backup	B-Application
Exec	I-Application
has	O
the	O
following	O
licensing	O
options	O
:	O
</s>
