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v
To
create
a
Metro
Mirror
volume
pair
between
Model
types
2107
and
a
2105,
you
must
have
added
the
Add
2105
Copy
Services
Domain
option
from
the
Section
Action
drop-down
list
when
you
configured
your
storage
complex
environment.
v
Ensure
that
paths
are
set
up
between
the
source
and
the
target
LSSs
for
the
Metro
Mirror
volume
pairs.
The
paths
between
the
2105
and
the
2107
must
be
configured
using
Fibre
Channel
Protocol
(FCP)
ports.
v
The
storage
type
of
the
source
and
target
volumes
on
the
2107
and
2105
domain
must
have
the
same
type.
That
is,
if
the
source
volumes
are
fixed
block
volumes,
the
target
volumes
must
also
be
fixed
block
volumes.
v
The
size
of
the
volumes
in
the
source
LSS
must
be
less
than
or
equal
to
those
of
the
target
LSS.
You
can
create
Metro
Mirror
relationships
using
source
and
target
volumes
from
the
following
machine
types:
v
A
2107
and
a
2107
v
A
1750
and
a
1750
v
A
2107
and
a
1750
v
A
2105
and
a
1750
v
A
2105
and
a
2107
Note:
If
the
source
is
a
Copy
Services
2105
domain,
the
Metro
Mirror
task
is
performed
on
the
source
domain.
However,
if
you
perform
a
″
Suspend
at
target
″
action,
the
suspension
occurs
at
the
target
domain.
To
create
a
Metro
Mirror
pair
between
a
2107
and
a
2105,
perform
the
following
steps.
For
this
task,
the
source
domain
is
a
2105
Model
800
or
750
and
the
target
is
a
2107.
1.
In
the
navigation,
under
Copy
Services,
click
Metro
Mirror.
2.
Select
the
2105
Copy
Services
domain
from
the
list
of
storage
complexes.
This
option
is
enabled
if
you
included
a
Copy
Services
domain
for
the
2105
when
you
selected
Storage
Complex
from
the
Section
Action
drop-down
list
under
Manage
Hardware
.
All
storage
complexes
that
you
added
when
you
configured
your
environment
are
included
in
the
drop-down
list.
3.
Select
a
storage
unit
that
you
will
be
working
with
from
the
Storage
unit
drop-down
menu.
4.
Select
a
storage
image
from
the
Storage
image
drop-down
menu.
5.
Select
a
resource
type
from
the
Resource
type
drop-down
menu.
6.
Select
which
resource
to
view
from
the
Specify
(LSS,
Volume
Group,
Host
attachment,
Storage
type)
drop-down
menu.
7.
Click
on
Select
Action
drop-down
menu
and
select
Create...
and
click
Go
.
8.
On
the
Volume
pairing
method
page,
specify
one
of
the
following
methods
by
which
to
select
volume
pairs
and
then
click
Next.
a.
If
you
click
the
Automated
volume
pair
assignment
,
the
first
selected
source
volume
is
paired
automatically
with
the
first
selected
target
volume.
b.
If
you
click
Manual
volume
pair
assignment
,
you
must
select
each
specific
target
volume
for
each
selected
source
volume.
9.
On
the
Select
source
volumes
page,
select
the
volumes
that
you
want
to
include
for
the
Metro
Mirror
relationships
and
click
Next
.
If
the
resource
type
is
an
LSS,
specify
which
from
LSS
to
select
source
volumes.
Optionally,
you
can
click
the
Create
paths
button
to
create
a
new
path.
You
are
linked
to
the
page
where
you
can
create
a
path.
Chapter
8.
Optional
feature
codes
for
the
DS8000
109
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