Dell Drac 5 User Manual

Advanced Configuration of the DRAC 551
When you edit the /etc/grub.conf file, use the following guidelines:
1
Disable GRUBs graphical interface and use the text-based interface; 
otherwise, the GRUB screen will not be displayed in RAC console 
redirection. To disable the graphical interface, comment out the line 
starting with 
splashimage.
2To enable multiple GRUB options to start console sessions through the 
RAC serial connection, add the following line to all options:
console=ttyS1,57600
Table 4-2...

52Advanced Configuration of the DRAC 5
Table 4-3. Sample File: /etc/innitab
#
# inittab This file describes how the INIT process 
should set up
# the system in a certain run-level.
#
# Author: Miquel van Smoorenburg 
# Modified for RHS Linux by Marc Ewing and 
Donnie Barnes
#
# Default runlevel. The runlevels used by RHS are:
# 0 - halt (Do NOT set initdefault to this)
# 1 - Single user mode
# 2 - Multiuser, without NFS (The same as 3, if you 
do not have
# networking)
# 3 - Full multiuser mode
# 4 -...

Advanced Configuration of the DRAC 553
Edit the file /etc/securetty as follows:
Add a new line with the name of the serial tty for COM2:
ttyS1 # Things to run in every runlevel.
ud::once:/sbin/update
# Trap CTRL-ALT-DELETE
ca::ctrlaltdel:/sbin/shutdown -t3 -r now
# When our UPS tells us power has failed, assume we 
have a few
# minutes of power left. Schedule a shutdown for 2 
minutes from now.
# This does, of course, assume you have power 
installed and your
# UPS is connected and working correctly....

54Advanced Configuration of the DRAC 5
Table 4-4 shows a sample file with the new line.
Enabling the DRAC 5 Serial/Telnet/SSH Console
The serial/telnet/ssh console can be enabled locally or remotely.
Enabling the Serial/Telnet/SSH Console Locally
 NOTE: You (the current user) must have Configure DRAC 5 permission in order to 
perform the steps in this section.
To enable the serial/telnet/ssh console from the managed system, type the 
following local RACADM commands from a command prompt:
racadm config -g...

Advanced Configuration of the DRAC 555
Enabling the Serial/Telnet/SSH Console Remotely
To enable the serial/telnet/ssh console remotely, type the following remote 
RACADM commands from a command prompt:
racadm -u  -p  -r  config -g cfgSerial -o cfgSerialConsoleEnable 1
racadm -u  -p  -r  config -g cfgSerial -o cfgSerialTelnetEnable 1
racadm -u  -p  -r  config -g cfgSerial -o cfgSerialSshEnable 1
 NOTE: When you use Internet Explorer version 6 SP2 or version 7 to log into a 
managed system on a private...

56Advanced Configuration of the DRAC 5
Using RACADM Remotely
To use RACADM commands remotely, type the following command from a 
command prompt on a management station:
racadm -u <
username> -p  -r  config -g  -o  
Ensure that your web server is configured with a DRAC 5 card before you use 
RACADM remotely. Otherwise, RACADM times out and the following 
message appears: 
Unable to connect to RAC at specified IP address.
To enable your web server using Secure Shell (SSH), telnet or local RACADM, 
type the...

Advanced Configuration of the DRAC 557
Configuring the Telnet Port Number
Type the following command to change the telnet port number on the DRAC 5.
racadm config -g cfgRacTuning -o cfgRacTuneTelnetPort 

Using a Serial or Telnet Console
You can run the serial commands in Table 4-19 remotely using RACADM or 
from the serial/telnet/ssh console command prompt. 
Logging in to the DRAC 5
After you have configured your management station terminal emulator software 
and managed node BIOS, perform the following...

58Advanced Configuration of the DRAC 5
 NOTE: When using the -h option, the client and server terminal emulation type 
(ANSI or VT100) must be identical; otherwise, the output may be garbled. 
Additionally, set the client terminal row to 25.
The default (and maximum) size of the history buffer is 8192 characters. 
You can set this number to a smaller value using the command:
racadm config -g cfgSerial -o cfgSerialHistorySize 

Configuring Serial and Terminal Modes
Configuring IPMI and RAC Serial
1Expand...

Advanced Configuration of the DRAC 559
Channel Privilege 
Level Limit Administrator


Table 4-7. RAC Serial Settings
Setting Description
EnabledEnables or disables the RAC serial console. Checked=
Enabled; Unchecked=Disabled
Maximum SessionsThe maximum number of simultaneous sessions allowed 
for this system.
TimeoutThe maximum number of seconds of line idle time before 
the line is disconnected. The range is 60 to 1920 seconds. 
Default is 300 seconds. Use 0 seconds to disable the 
Timeout feature....

60Advanced Configuration of the DRAC 5
Configuring Terminal Mode
1Expand the System tree and click Remote Access.
2Click the Configuration tab and then click Serial.
3In the Serial Configuration page, click Terminal Mode Settings.
4Configure the terminal mode settings.
See Table 4-9 for description of the terminal mode settings. 
5Click Apply Changes.
6Click the appropriate Terminal Mode Settings page button to continue. 
See Table 4-10 for description of the terminal mode settings page buttons.
Table...