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If
you
have
installed
an
I/O
expansion
card
on
a
blade
server,
communications
from
the
option
are
routed
to
I/O-module
bays
3
and
4.
You
can
verify
which
controller
on
the
card
is
routed
to
which
I/O-module
bay
by
performing
the
same
test,
using
a
controller
on
the
I/O
expansion
card
and
a
compatible
switch
module
or
pass-thru
module
in
switch
bay
3
or
4.
Command-line
interface
and
serial
over
LAN
The
IBM
Eserver
BladeCenter
Management
Module
Command-Line
Interface
provides
direct
access
to
BladeCenter
management
functions
as
an
alternative
to
using
the
management-module
Web
interface.
Using
the
command-line
interface,
you
can
issue
commands
to
control
the
power
and
configuration
of
the
blade
server
and
other
components
installed
in
the
BladeCenter
unit.
The
command-line
interface
also
provides
access
to
the
text-console
command
prompt
for
your
blade
server
through
a
serial
over
LAN
(SOL)
connection.
See
the
IBM
Eserver
BladeCenter
Management
Module
Command-Line
Interface
User’s
Guide
and
the
IBM
Eserver
BladeCenter
Serial
Over
LAN
Setup
Guide
for
information
and
instructions.
Chapter
2.
Configuring
the
blade
server
19