Dell Drac 5 User Manual

Advanced Configuration of the DRAC 561
Connecting to the Managed System Through the 
Local Serial Port or Telnet Management Station 
(Client System)
The managed system provides access between the DRAC 5 and the serial port 
on your system to enable you to power on, power off, or reset the managed 
system, and access logs.
The serial console is available on the DRAC 5 through the managed system 
external serial connector. Only one serial client system (management station) 
may be active at any given time....

62Advanced Configuration of the DRAC 5
Connecting the DB-9 or Null Modem Cable for the 
Serial Console
To access the managed system using a serial text console, connect a DB-9 null 
modem cable to the COM port on the managed system. Not all DB-9 cables 
carry the pinout/signals necessary for this connection. The DB-9 cable for this 
connection must conform to the specification shown in Table 4-11.
 NOTE: The DB-9 cable can also be used for BIOS text console redirection.
Configuring the Management Station...

Advanced Configuration of the DRAC 563
Configuring Linux Minicom for Serial Console Emulation
Minicom is the serial port access utility for Linux. The following steps are 
valid for configuring Minicom version 2.0. Other Minicom versions may differ 
slightly but require the same basic settings. Use the information in Required 
Minicom Settings for Serial Console Emulation to configure other versions 
of Minicom.
Configuring Minicom Version 2.0 for Serial Console Emulation
 NOTE: To ensure that the text...

64Advanced Configuration of the DRAC 5
16At the command shell prompt, type minicom .
17To expand the Minicom window to 80 x 25, drag the corner of the window.
18Press , ,  to exit Minicom. 
 NOTE: If you are using Minicom for serial text console redirection to configure the 
managed system BIOS, it is recommended to turn on color in Minicom. To turn on 
color, type the following command:
 minicom -c on
Ensure that the Minicom window displays a command prompt such as 
[DRAC 5
oot]#. When the command...

Advanced Configuration of the DRAC 565
3Next to Connect using:, select the COM port on the management station 
(for example, COM2) to which you have connected the DB-9 null modem 
cable and click 
OK.
4Configure the COM port settings as shown in Table 4-13.
5Click OK.
6Click File → Properties, and then click the Settings tab.
7Set the Telnet terminal ID: to ANSI.
8Click Terminal Setup and set Screen Rows to 26.
9Set Columns to 80 and click OK.
The HyperTerminal window displays a command prompt such as...

66Advanced Configuration of the DRAC 5
To run telnet with Linux:
1
Start a new Xterm session.
At the command prompt, type
 xterm &
2
Click on the lower right-hand corner of the XTerm window and resize the 
window to 80 x 25. 
3Connect to the DRAC 5 in the managed system. 
At the Xterm prompt, type 
telnet 
Enabling Microsoft Telnet for Telnet Console Redirection
 NOTE: Some telnet clients on Microsoft operating systems may not display the 
BIOS setup screen correctly when BIOS console redirection is set...

Advanced Configuration of the DRAC 567
3At the prompt, type:
set bsasdel
The following message appears:
Backspace will be sent as delete.
To configure a Linux telnet session to use the  key:
1
Open a command prompt and type:
stty erase ^h
2
At the prompt, type:
telnet
Using a Serial or Telnet Console
Serial and telnet commands, and RACADM CLI can be typed in a serial or 
telnet console and executed on the server locally or remotely. The local 
RACADM CLI is installed for use by a root user only. 
Running...

68Advanced Configuration of the DRAC 5
Using the Secure Shell (SSH)
It is critical that your system’s devices and device management are secure. 
Embedded connected devices are the core of many business processes. If 
these devices are compromised, your business may be at risk, which requires 
new security demands for command line interface (CLI) device management 
software.
Secure Shell (SSH) is a command line session that includes the same 
capabilities as a telnet session, but with improved security....

Advanced Configuration of the DRAC 569
 NOTE: SSHv1 is not supported.
Configuring the DRAC 5 Network Settings
 NOTICE: Changing your DRAC 5 Network settings may disconnect your current 
network connection.
Configure the DRAC 5 network settings using one of the following tools:
 Web-based Interface — See Configuring the DRAC 5 NIC
 RACADM CLI — See cfgLanNetworking

Dell Remote Access Configuration Utility — See Configuring Your 
System to Use a DRAC 5
 NOTE: If you are deploying the DRAC 5 in a Linux...

70Advanced Configuration of the DRAC 5
Accessing the DRAC 5 Through a Network
After you configure the DRAC 5, you can remotely access the managed 
system using one of the following interfaces:
 Web-based interface

 Telnet Console
 SSH 

Table 4-15 describes each DRAC 5 interface.
Table 4-15. DRAC 5 Interfaces
Interface Description
Web-based interface Provides remote access to the DRAC 5 using a graphical 
user interface. The Web-based interface is built into 
the DRAC 5 firmware and is accessed through...