Complete
the
following
steps
to
configure
the
general
Linux
parameters
for
SOL
operation
when
using
the
Red
Hat
Enterprise
Linux
ES
2.1
operating
system.
Note:
Hardware
flow
control
prevents
character
loss
during
communication
over
a
serial
connection.
You
must
enable
it
when
using
a
Linux
operating
system.
1.
Add
the
following
line
to
the
end
of
the
#
Run
gettys
in
standard
runlevels
section
of
the
/etc/inittab
file.
This
enables
hardware
flow
control
and
enables
users
to
log
in
through
the
SOL
console.
7:2345:respawn:/sbin/agetty
-h
ttyS0
19200
vt102
2.
Add
the
following
line
at
the
bottom
of
the
/etc/securetty
file
to
enable
a
user
to
log
in
as
the
root
user
through
the
SOL
console:
ttyS1
LILO
configuration:
If
you
are
using
LILO,
complete
the
following
steps:
1.
Complete
the
following
steps
to
modify
the
/etc/lilo.conf
file:
a.
Add
the
following
text
to
the
end
of
the
first
default=linux
line
-Monitor
b.
Comment
out
the
map=/boot/map
line
by
adding
a
#
at
the
beginning
of
this
line.
c.
Comment
out
the
message=/boot/message
line
by
adding
a
#
at
the
beginning
of
this
line.
d.
Add
the
following
line
before
the
first
image=
line:
#
This
will
allow
you
to
only
Monitor
the
OS
boot
via
SOL
e.
Add
the
following
text
to
the
end
of
the
first
label=linux
line:
-Monitor
f.
Add
the
following
line
to
the
first
image=
section.
This
enables
SOL.
append="console=ttyS0,19200n8
console=tty1"
g.
Add
the
following
lines
between
the
two
image=
sections:
#
This
will
allow
you
to
Interact
with
the
OS
boot
via
SOL
image=/boot/vmlinuz-2.4.9-e.12smp
label=linux-Interact
initrd=/boot/initrd-2.4.9-e.12smp.img
read-only
root=/dev/hda6
append="console=tty1
console=ttyS0,19200n8
"
The
following
examples
show
the
original
content
of
the
/etc/lilo.conf
file
and
the
content
of
this
file
after
modification.
34
IBM
xSeries
346
Type
8840:
Installation
Guide
Summary of Contents for 8840 - eServer xSeries 346
Page 3: ...IBM xSeries 346 Type 8840 Installation Guide...
Page 44: ...30 IBM xSeries 346 Type 8840 Installation Guide...
Page 62: ...48 IBM xSeries 346 Type 8840 Installation Guide...
Page 64: ...50 IBM xSeries 346 Type 8840 Installation Guide...
Page 106: ...92 IBM xSeries 346 Type 8840 Installation Guide...
Page 107: ......
Page 108: ...Part Number 31R1673 Printed in USA 1P P N 31R1673...
