Sun Microsystems X2100 manuale d’uso

Sun Microsystems, Inc. www .sun.com Submit comments about this document at: http://www.sun.com/hwdocs/feedback Sun Fire ™ X2100 Ser v er Getting Star ted Guide P ar t No . 819-3720-12 May 2006, Re vision A[...]

Please Recycle Copyright © 2006 Sun Microsystems, Inc., 4150 Network Cir cle, Santa Clara, California 95054, U.S.A. All rights reserved. Sun Microsystems, Inc. has intellectual pr operty rights relating to technology embodied in the pr oduct that is described in thi s document. In particular , and without limitation, these intellectual property ri[...]

iii Contents Preface vii 1. System Setup 1–1 1.1 Safety and Compliance Information 1–1 1.2 Planning the Installation Process 1–2 1.3 Package Contents Inventory 1–3 1.4 Installing the Server Into a Rack W ith Optional Slide-Rails 1–4 1.4.1 Disassembling the Slide-Rails Before Installation 1–5 1.4.2 Installing the Mounting Brackets Onto t[...]

iv Sun Fire X2100 Server Getting Started Guide • May 2006 2. Software Installation 2–1 2.1 Preparing for Installation 2–1 2.1.1 Erasing the Primary Boot Hard Disk 2–3 2.1.2 Setting up the BIOS for Operating System Installation 2–3 2.1.2.1 Setting up the BIOS for W indows 2003 or Solaris 10 OS 2–3 2.1.2.2 Setting up the BIOS for a Linux [...]

Contents v A. Creating Windows Images on a RIS Server and Installing RIS Images A–1 A.1 Creating a RIS Image of W indows 2003 Server 32-bit and Platform Drivers A–2 A.1.1 Creating the W indows 2003 Server 32-bit Image on the RIS Server A–2 A.1.2 Adding the NVIDA Ethernet Drivers to the W indows Image A–3 A.1.3 Adding Other Drivers and Modif[...]

vi Sun Fire X2100 Server Getting Started Guide • May 2006[...]

vii Pr eface The Sun Fire X2100 Server Getting Started Guide provides the information that you need to set up, power on, and configur e the server hardware and software. How This Book Is Or ganized This guide is organized into the following chapters: Chapter 1 contains instructions on unpacking, rackmouting, cabling, and powering on the server . Ch[...]

viii Sun Fire X2100 Server Getting Started Guide • April 2006 Shell Pr ompts T ypographic Conventions Shell Prompt C shell machine-name % C shell superuser machine-name # Bourne shell and Korn shell $ Bourne shell and Korn shell superuser # T ypeface * * The settings on your browser might differ from these settings. Meaning Examples AaBbCc123 The[...]

Preface ix Related Documentation For a description of the document set for the Sun Fire™ X2100 server , see the product's documentation site at the following URL: http://www.sun.com/products-n-solutions/ hardware/docs/Servers/Workgroup_Servers/x2100/index.html T ranslated versions of some of these documents are available at the web site desc[...]

x Sun Fire X2100 Server Getting Started Guide • April 2006 Thir d-Party W eb Sites Sun is not responsible for the availability of thir d-party web sites mentioned in this document. Sun does not endorse and is not responsible or liable for any content, advertising, products, or other materials that ar e available on or through such sites or resour[...]

1-1 CHAPTER 1 System Setup This chapter provides information about the following topics: ■ Section 1.1, “Safety and Compliance Information” on page 1- 1 ■ Section 1.2, “Planning the Installation Process” on page 1-2 ■ Section 1.3, “Package Contents Inventory” on page 1-3 ■ Section 1.4, “Installing the Server Into a Rack W ith [...]

1-2 Sun Fire X2100 Server Getting Started Guide • April 2006 1.2 Planning the Installation Pr ocess Use the following flowchart as a pr ocess tool to help you install the Sun Fire X2100 Server . FIGURE 1-1 Process for Setting Up the Sun Fir e X2100 Server Unpack the server and become familiar with the server f eatures. Connect the server and exte[...]

Chapter 1 System Setup 1-3 1.3 Package Contents Inventory Carefully unpack all server components fr om the packing cartons. The following items are packaged with the Sun Fir e X2100 Server: ■ Sun Fire X2100 Server documentation: ■ Sun Fire X2100 Server Setup Guide ■ Sun Fire X2100 Server Release Notes ■ Important Safety Information for Sun [...]

1-4 Sun Fire X2100 Server Getting Started Guide • April 2006 1.4 Installing the Server Into a Rack W ith Optional Slide-Rails Perform the procedur es in this section, in the order in which they are listed, to install your server into a four-post rack using the or derable slide-rail options These slide- rails are compatible with a wide range of eq[...]

Chapter 1 System Setup 1-5 1.4.1 Disassembling the Slide-Rails Befor e Installation Use this procedur e to remove the mounting brackets from the slide-rail assemblies. 1. Unpack the slide-rails. 2. Locate the slide-rail lock at the front of one of the slide-rail assemblies, as shown in FIGURE 1-2 . 3. Squeeze and hold the tabs at the top and bottom[...]

1-6 Sun Fire X2100 Server Getting Started Guide • April 2006 1.4.2 Installing the Mounting Brackets Onto the Server Use this procedur e to install the mounting brackets onto the sides of the server . 1. Position a mounting bracket against the chassis so that the slide-rail lock is at the server front, and the three keyed openings on the mounting [...]

Chapter 1 System Setup 1-7 1.4.3 Attaching the Slide-Rail Assemblies to the Rack Use this procedur e to install the slide-rail assemblies to the rack. 1. Position a slide-rail assembly in your rack so that the brackets at each end of the slide-rail assembly are on the outside of the front and rear rack posts. See FIGURE 1-4 . 2. Attach the slide-ra[...]

1-8 Sun Fire X2100 Server Getting Started Guide • April 2006 4. From the front of the rack, set the proper width of the rails with spacer . (See FIGURE 1-5 .) FIGURE 1-5 Setting the Rail W idth 5. T ighten the screws on the brackets. 6. Remove the spacer and conf irm that the rails are attached tightly to the rack. 7. Repeat Step 4 through Step 6[...]

Chapter 1 System Setup 1-9 FIGURE 1-6 Extending the Anti-tip Foot 1.4.4 Installing the Server Into the Slide-Rail Assemblies Use this procedur e to install the server chassis, with mounting brackets, into the slide-rail assemblies that are mounted to the rack. Caution – This procedur e requir es a minimum of two people because of the weight of th[...]

1-10 Sun Fire X2100 Server Getting Started Guide • April 2006 FIGURE 1-7 Inserting the Server W ith Mounting Brackets Into the Slide-Rails 4. Simultaneously pull and hold the slide-rail release buttons on each mounting bracket while you push the server into the rack. (See FIGURE 1-7 .) Continue pushing until the slide-rail locks on the front of t[...]

Chapter 1 System Setup 1-11 1.4.5 Installing the Cable Management Assembly Use this procedur e to install an optional cable management assembly (CMA). 1. Unpack the CMA parts. 2. T ake the CMA to the back of the equipment rack and ensure that you have adequate room to work around the back of the server . Note – References to “left” or “righ[...]

1-12 Sun Fire X2100 Server Getting Started Guide • April 2006 4. V erify that the CMA rail extension engages the slide-rail, as shown in FIGURE 1-9 . FIGURE 1-9 Detail of CMA Rail Extension Inserted Into the Left Slide-Rail Caution – Support the CMA in the remaining installation steps. Do not allow the assembly to hang by its own weight until i[...]

Chapter 1 System Setup 1-13 5. Insert the CMA ’ s mounting bracket connector into the right slide-rail until the connector locks into place with an audible click. (See FIGURE 1- 10 .) FIGURE 1-10 Inserting the CMA Mounting Bracket Into the Back of the Right Slide-Rail Right slide-rail CMA mounting brac ket[...]

1-14 Sun Fire X2100 Server Getting Started Guide • April 2006 6. Insert the right CMA slide-rail connector into the right slide-rail assembly until the connector locks into place with an audible click. (See FIGURE 1- 1 1 .) FIGURE 1-11 Inserting CMA Slide-Rail Connector Into Back of Right Slide-Rail Assembly CMA slide-rail connector Right slide- [...]

Chapter 1 System Setup 1-15 7. Insert the left CMA slide-rail connector into the left slide-rail assembly until the connector locks into place with an audible click. (See FIGURE 1- 12 .) FIGURE 1-12 Inserting CMA Slide-Rail Connector Into Back of Left Slide-Rail Assembly CMA e xtension (on left slide-rail) arm CMA slide-rail connector Left slide-ra[...]

1-16 Sun Fire X2100 Server Getting Started Guide • April 2006 8. Position the cable hangers in the appropriate mounting holes in the CMA and snap them into place. (See FIGURE 1- 13 .) For best results, place thr ee hangers, evenly spaced, on the rear-facing side of the CMA, and three on the side facing the server . FIGURE 1-13 Installing CMA Cabl[...]

Chapter 1 System Setup 1-17 1.4.7 V erifying Operation of the Slide-Rails and CMA Use this procedur e to ensure that the slide-rails and CMA are operating correctly . Note – This procedur e can be performed more easily by two people: one to move the server in and out of the rack, and one to observe the cables and CMA. 1. Slowly pull the server ou[...]

1-18 Sun Fire X2100 Server Getting Started Guide • April 2006 Note – Keyboard, mouse and video ar e optional with an operating system that supports headless operation. 4. Connect a terminal to the serial port. Note – The preinstall image is dir ected by default to the serial port (ttya) and nothing will show up on the monitor until the instal[...]

Chapter 1 System Setup 1-19 1.5.1 Inter connecting Servers FIGURE 1- 15 shows how to connect multiple servers using the platform Ethernet (LAN) connectors. If the service processor is installed, only LAN-1 can be used for the network interface. LAN-2 must be used for remote server management if you have the optional service processor (SP) car d ins[...]

1-20 Sun Fire X2100 Server Getting Started Guide • April 2006 1.6 Powering On the Server Tip – If you are installing optional internal components such as additional memory DIMMs, PCI cards, optical drives, or har d drives, install those components before you power on the server . If you ar e not installing optional components, you are ready to [...]

Chapter 1 System Setup 1-21 5. Continue with software setup tasks as described in Section , “Software Installation” on page 2-1 or Section , “Setting Up the Preinstalled Softwar e” on page 3-1 . 1.7 Powering Of f the Server 1. Save your data and close any open applications. 2. Read all of the following power-of f options before powering off[...]

1-22 Sun Fire X2100 Server Getting Started Guide • April 2006 1.8 Using Serial Console Redir ection 1. T o use serial console redirection with the Sun Fire X2100 Server , change the BIOS setting f irst, as follows: a. Connect a local keyboard and monitor to the Sun Fire X2100 Server . b. Reboot the server . c. Press F2 when you see the Sun logo s[...]

Chapter 1 System Setup 1-23 a. Open a terminal window on the console system and type the following: b. Reboot the server . c. Display output will be directed to the onboard video display . eeprom console=text /usr/dt/bin/dtconfig -e[...]

1-24 Sun Fire X2100 Server Getting Started Guide • April 2006[...]

2-1 CHAPTER 2 Softwar e Installation This chapter includes the following sections: ■ Section 2.1, “Preparing for Installation” on page 2-1 ■ Section 2.2, “Installing the Operating System” on page 2-4 ■ Section 2.3, “Running the up2date Utility” on page 2-5 ■ Section 2.4, “Installing Drivers and Mounting the Diagnostic Partitio[...]

2-2 Sun Fire X2100 Server Getting Started Guide • April 2006 FIGURE 2-1 Installation Flow Diagram Install the operating system. READY TO WORK! See Section 1.6, “Powering On the Server” on page 1-20 . See Section 3.1, “Solaris 10 Operating Sys- tem” on page 3-1 . See Section 2.2, “Installing the Operating System” on page 2-4 . Configur[...]

Chapter 2 Software Installation 2-3 2.1.1 Erasing the Primary Boot Har d Disk If you do not have enough space on the boot partition to install an operating system, there is an Erase Primary Boot Har d Disk option on the Sun Fire X2100 Server Supplemental CD main menu, which enables you to erase other installed operating systems to make room for the[...]

2-4 Sun Fire X2100 Server Getting Started Guide • April 2006 1. Power on the server and press F2 at the Sun logo screen to enter the BIOS Setup menu. 2. Select the Advanced BIOS Features menu. 3. Change the Installed O/S option to Others. 4. Press F10 to save your changes and exit the BIOS. 2.1.2.2 Setting up the BIOS for a Linux Operating System[...]

Chapter 2 Software Installation 2-5 Please note the following items regar ding operating systems: ■ An updated list of supported operating systems is available at the following URL: http://www.sun.com/servers/entry/x2100/os.jsp ■ Y ou can purchase Red Hat Enterprise Linux 3 or 4 or SUSE Linux Enterprise System 9 at the following URL: http://www[...]

2-6 Sun Fire X2100 Server Getting Started Guide • April 2006 2.4 Installing Drivers and Mounting the Diagnostic Partition After installing the operating system, install the drivers that correspond to your operating system over a network or run the installation script provided on the Sun Fire X2100 Server Supplemental CD. The Sun Fire X2100 Server[...]

Chapter 2 Software Installation 2-7 2.4.1.1 Create a Shar ed Drivers Directory This section describes how to create a shar ed folder on a server attached to the same subnet as the Sun Fire X2100. Use the pr ocedure appropriate to the type of host system: ■ “Create a Shar ed Drivers Directory on a Solaris System” on page 7 ■ “Create a Shar[...]

2-8 Sun Fire X2100 Server Getting Started Guide • April 2006 8. At the command prompt type: 9. The /export/home/drivers directory is now on the network as /net/ hostname /export/home/drivers . 10. Copy the drivers as shown in Section 2.4.1.2, “Copy the Drivers from the Supplemental CD” on page 2-10 . Create a Shar ed Drivers Directory on a Li[...]

Chapter 2 Software Installation 2-9 8. T ype the following command at the prompt: The /drivers directory will now be seen on the network as /net/ hostname / drivers. 9. Copy the drivers as shown in Section 2.4.1.2, “Copy the Drivers from the Supplemental CD” on page 2-10 . Create a Shar ed Drivers Directory on a W indows System 1. Log in as adm[...]

2-10 Sun Fire X2100 Server Getting Started Guide • April 2006 2.4.1.2 Copy the Drivers from the Supplemental CD 1. Insert the Supplemental CD into the CD/DVD drive of the hostname system. 2. Use the appropriate command for your operating system to copy the drivers directory into the shared folder created in Section 2.4.1.1, “Create a Shar ed Dr[...]

Chapter 2 Software Installation 2-11 iii. Select Map Network Drive. iv . Tpe in hostname drivers 5. Install the drivers as shown in Section 2.4.1.3, “Install the Drivers onto the T arget Sun Fire X2100 Server” on page 2-1 1 . 2.4.1.3 Install the Drivers onto the T arget Sun Fir e X2100 Server Install the drivers onto the target Sun Fir e X2[...]

2-12 Sun Fire X2100 Server Getting Started Guide • April 2006 3. T ype the appropriate command to install the drivers: ■ For a Red Hat Linux system: ■ For a SUSE system: If the drivers do not install properly , you have two other alternatives: ■ Install the drivers using a CD-ROM connected to the USB port. ■ If you are running a Red Hat L[...]

Chapter 2 Software Installation 2-13 2.4.2 Installing Drivers Fr om the Sun Fire X2100 Server Supplemental CD If your server has an onboard DVD drive, you can install the drivers dir ectly , using the Sun Fire X2100 Server Supplemental CD. This section covers the following topics: ■ Section 2.4.2.1, “Installing Linux Operating System Drivers Fr[...]

2-14 Sun Fire X2100 Server Getting Started Guide • April 2006 2. Insert the Sun Fire X2100 Server Supplemental CD into the DVD drive and type: Where /mountpoint is the directory to which the CD is mounted and operating_system is the type of Linux installed on the server . ■ If the directory does not exist, the CD did not automount. Y ou need to[...]

Chapter 2 Software Installation 2-15 a. T ype the following command at the system prompt: b. Log in as superuser . c. Repeat Step 4 and Step 5 . 7. Eject the CD after the driver installation completes. 8. Reboot the server . 2.4.2.2 Installing Solaris 10 OS Operating System Drivers from a CD The following instructions are for installing drivers if [...]

2-16 Sun Fire X2100 Server Getting Started Guide • April 2006 4. Run the install script by typing the following command: The networking and sound drivers are now installed. The script prompts the user to r eboot the system for changes to take effect. 5. Reboot the server . 6. When Xserver choices are displayed, select the default Xorg. 7. When pr[...]

Chapter 2 Software Installation 2-17 5. Install the Ethernet and chipset drivers as shown in “Installing W indows 2003 Drivers” on page 20 . Note – The Supplemental CD does not mount the diagnostic partition for W indows 2003. Installing RAID Drivers Using the 2003Reburn Script The Sun Fire X2100 Server Supplemental CD (705-1364) contains a s[...]

2-18 Sun Fire X2100 Server Getting Started Guide • April 2006 3. Copy the 2003REBURN_ version .zip f ile to that directory . Where version is the current version of 2003Reburn . For example: 4. Eject the Supplemental CD and insert your retail W indows 2003 32 CD. 5. Unzip the 2003Reburn_ version .zip f ile. For example: 6. Run the 2003Reburn scri[...]

Chapter 2 Software Installation 2-19 ■ A W indows 2003 CD (retail media only—not an OEM version) T o create a boot diskette for W indows 2003 32-bit and 64-bit, you need a W indows system with a CD drive and a diskette drive. 1. On a W indows system, insert the Sun Fire X2100 Server Supplemental CD. 2. Change to the following directory on the C[...]

2-20 Sun Fire X2100 Server Getting Started Guide • April 2006 9. Attach a USB diskette drive to the server . 10. Insert a W indows 2003 32-bit or 64-bit installation CD into the DVD drive. 1 1. When prompted, press the F6 key to install the third-party RAID driver . 12. Press the S key and Enter to specify additional drivers and insert the disket[...]

Chapter 2 Software Installation 2-21 iii. Click on Device Manager . e. Right click on any drivers that have an exclamation point on them and select Update Driver . f. Proceed through the Update Driver screens. Specify the driver location as C:NVIDIAEthernet . 3. Install the Broadcom Ethernet drivers: a. Change to the directory on the Supplemental[...]

2-22 Sun Fire X2100 Server Getting Started Guide • April 2006[...]

3-1 CHAPTER 3 Setting Up the Pr einstalled Software This chapter contains information on the software pr einstalled on standard Sun Fire X2100 Server configurations that have installed har d drives. This chapter contains the following sections: ■ Section 3.1, “Solaris 10 Operating System” on page 3-1 ■ Section 3.2, “Java Enterprise System[...]

3-2 Sun Fire X2100 Server Getting Started Guide • April 2006 The exact configuration that has been pr einstalled is as follows: ■ Hard drive r oot partition—14.0 Gbytes ■ Hard drive swap partition—2.0 Gbytes ■ Hard drive var partition—6.0 Gbytes ■ Hard drive export partition—r emainder of the disk Use the flowchart in FIGURE 3-1 t[...]

Chapter 3 Setting Up the Preinstalled Software 3-3 3.1.2 Conf iguration Instructions Complete the following steps to configur e the preinstalled Solaris 10 x86 Platform Edition. 1. Connect the Sun Fire X2100 Server serial port (COM 1) to a serial terminal and set up a terminal session. Note – The preinstall image is dir ected by default to the se[...]

3-4 Sun Fire X2100 Server Getting Started Guide • April 2006 T ABLE 3-1 Information for Preinstalled Solaris 10 Conf iguration Setup Window Explanation and Notes Y our Inf ormation Select Language and Locale Native language and locale to use for the server . Host Name A name to give the server . T erminal T ype T ype of terminal to use on the ser[...]

Chapter 3 Setting Up the Preinstalled Software 3-5 3.2 Java Enterprise System The Sun Java™ Enterprise System (Java ES), which is preinstalled on your server , is an integration of previously independent Sun softwar e products into a single software system. The Java ES installer is located in the following directory . /var/spool/stage/JES_05Q1/So[...]

3-6 Sun Fire X2100 Server Getting Started Guide • April 2006 ■ Sun ONE Identity Server provides access management and digital identity administration services. Access management services include authentication (including single sign-on) and role-based authorization for access to applications and/or services. Administration services include cent[...]

Chapter 3 Setting Up the Preinstalled Software 3-7 3.3 Sun Studio Softwar e Y our Sun Fire X2100 Server might have Sun Studio 1 1 software (or later version) installed. Sun Studio software pr ovides a comprehensive, productive environment for developing reliable, scalable, high-performance applications using C, C++, and Fortran for the Solaris Oper[...]

3-8 Sun Fire X2100 Server Getting Started Guide • April 2006[...]

A-1 APPENDIX A Cr eating W indows Images on a RIS Server and Installing RIS Images This appendix describes how to create Sun Fir e X2100 Server specific images on the Remote Installation Service (RIS) server for the following operating systems: ■ W indows 2003 Server Standard or Enterprise Edition, SP1 32-bit ■ W indows 2003 Server Standard or [...]

A-2 Sun Ultra 20 Workstation Getting Started Guide • April 2006 A.1 Cr eating a RIS Image of W indows 2003 Server 32-bit and Platform Drivers This section tells you how to create a W indows 2003 Server 32-bit image on a RIS server and then add platform specific drivers to the image. The following sections apply to both the Standard and Enterprise[...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-3 7. In the “W indows Installation Image Folder Name“ screen, type a descriptive name for the W indows 2003 Server 32-bit CD image you are creating. For example: 8. In the “Friendly Description and Help T ext” screen, type a description and help text (for future [...]

A-4 Sun Ultra 20 Workstation Getting Started Guide • April 2006 A.1.3 Adding Other Drivers and Modifying Setting Files T o modify settings files, create driver dir ectories, and copy drivers to their directories in the W indows 2003 Server 32-bit image on the RIS server , do the following steps. The ristndrd.sif file is located in the following d[...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-5 3. Add the following entries to the ristndrd.sif file : 4. T o create the $oem$ directory for the RIS image, type the following command: The $oem$ directory will have a subdirectory tree str ucture with the following directory names: [Unattended] DriverSigningPolicy = [...]

A-6 Sun Ultra 20 Workstation Getting Started Guide • April 2006 5. T o copy Windows 2003 Server 32-bit driver f iles from the Supplemental CD to the $oem$ directory tree, type the following commands. The drivers are located in the following dir ectory on Supplemental CD. cdrom_drive :driverswindows2003_32chipset a. T o copy the chipset zip p[...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-7 8. T o enable the RIS server to distribute the RIS image you created, type the following commands: c: net Stop binlsvc c: net Start binlsvc[...]

A-8 Sun Ultra 20 Workstation Getting Started Guide • April 2006 A.2 Cr eating a RIS Image of W indows 2003 Server , 64-bit, and Platform Drivers This section tells you how to create a W indows 2003 Server 64-bit image on a RIS server and then add platform specific drivers to the image. All drivers for this procedur e located on the Supplemental C[...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-9 7. In the “W indows Installation Image Folder Name“ screen, type a descriptive name for the W indows 2003 Server 64-bit CD image you are creating. For example: 8. In the “Friendly Description and Help T ext“ screen, type a description and help text (for future [...]

A-10 Sun Ultra 20 Workstation Getting Started Guide • April 2006 A.2.3 Adding Other Drivers and Modifying Setting Files T o modify settings files, create driver dir ectories, and copy drivers to their directories in the W indows 2003 Server 64-bit image on the RIS server , do the following steps. The ristndrd.sif file is located in the following [...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-11 3. Add the following entries to the ristndrd.sif file : 4. T o create the $oem$ directory for the RIS image, type the following command: The $oem$ directory will have a subdirectory tree str ucture with the following directory names: 5. T o copy Windows 2003 Server 64[...]

A-12 Sun Ultra 20 Workstation Getting Started Guide • April 2006 a. T o copy the zip package to the RIS server , type the following command: b. T o unzip the package, type the following command: 6. T o copy the driver f iles to the proper directories, type the following commands: 7. The txtsetup.oem f ile is located in the following directory . r[...]

Appendix A Creating Windows Images on a RIS Server and Installing RIS Images A-13 A.3 Installing a RIS Image onto a Client Server This section tells you how to install a RIS image onto a client server using PXE boot. 1. Either power on or reboot the server . 2. During POST , pr ess the F12 key to enter PXE. The server looks for the RIS server on th[...]

A-14 Sun Ultra 20 Workstation Getting Started Guide • April 2006[...]