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Oracle® VM VirtualBox
Administrator's Guide for Release 6.0
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® VM VirtualBox Administrator's Guide for Release 6.0
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Preface
Remote Virtual Machines
Remote Display (VRDP Support)
Common Third-Party RDP Viewers
VBoxHeadless, the Remote Desktop Server
Step by Step: Creating a Virtual Machine on a Headless Server
Remote USB
RDP Authentication
RDP Encryption
Multiple Connections to the VRDP Server
Multiple Remote Monitors
VRDP Video Redirection
VRDP Customization
Teleporting
Advanced Topics
Automated Guest Logins
Automated Windows Guest Logins
Automated Linux and UNIX Guest Logins
Oracle VM VirtualBox Greeter for Ubuntu/LightDM
Advanced Configuration for Windows Guests
Automated Windows System Preparation
Advanced Configuration for Linux and Oracle Solaris Guests
Manual Setup of Selected Guest Services on Linux
Guest Graphics and Mouse Driver Setup in Depth
CPU Hot-Plugging
PCI Passthrough
Webcam Passthrough
Using a Host Webcam in the Guest
Windows Hosts
Mac OS X Hosts
Linux and Oracle Solaris Hosts
Advanced Display Configuration
Custom VESA Resolutions
Configuring the Maximum Resolution of Guests When Using the Graphical Frontend
Advanced Storage Configuration
Using a Raw Host Hard Disk From a Guest
Access to Entire Physical Hard Disk
Access to Individual Physical Hard Disk Partitions
Configuring the Hard Disk Vendor Product Data (VPD)
Access iSCSI Targets Using Internal Networking
Fine Tuning the Oracle VM VirtualBox NAT Engine
Configuring the Address of a NAT Network Interface
Configuring the Boot Server (Next Server) of a NAT Network Interface
Tuning TCP/IP Buffers for NAT
Binding NAT Sockets to a Specific Interface
Enabling DNS Proxy in NAT Mode
Using the Host's Resolver as a DNS Proxy in NAT Mode
User-Defined Host Name Resolving
Configuring Aliasing of the NAT Engine
Configuring the BIOS DMI Information
Configuring Custom ACPI Tables
Fine Tuning Timers and Time Synchronization
Configuring the Guest Time Stamp Counter (TSC) to Reflect Guest Execution
Accelerate or Slow Down the Guest Clock
Tuning the Guest Additions Time Synchronization Parameters
Disabling the Guest Additions Time Synchronization
Installing the Alternate Bridged Networking Driver on Oracle Solaris 11 Hosts
Oracle VM VirtualBox VNIC Templates for VLANs on Oracle Solaris 11 Hosts
Configuring Multiple Host-Only Network Interfaces on Oracle Solaris Hosts
Configuring the Oracle VM VirtualBox CoreDumper on Oracle Solaris Hosts
Oracle VM VirtualBox and Oracle Solaris Kernel Zones
Locking Down the Oracle VM VirtualBox GUI
Customizing the VirtualBox Manager
VM Selector Customization
Configure VM Selector Menu Entries
Configure VM Window Menu Entries
Configure VM Window Status Bar Entries
Configure VM Window Visual Modes
Host Key Customization
Action when Terminating the VM
Default Action when Terminating the VM
Action for Handling a Guru Meditation
Configuring Automatic Mouse Capturing
Requesting Legacy Full-Screen Mode
Removing Certain Modes of Networking From the GUI
Starting the Oracle VM VirtualBox Web Service Automatically
Linux: Starting the Web Service With init
Oracle Solaris: Starting the Web Service With SMF
Mac OS X: Starting the Web Service With launchd
Oracle VM VirtualBox Watchdog
Memory Ballooning Control
Host Isolation Detection
More Information
Linux: Starting the Watchdog Service With init
Oracle Solaris: Starting the Watchdog Service With SMF
Other Extension Packs
Starting Virtual Machines During System Boot
Linux: Starting the Autostart Service With init
Oracle Solaris: Starting the Autostart Service With SMF
Mac OS X: Starting the Autostart Service With launchd
Windows: Starting the Autostart Service With a Windows service
Oracle VM VirtualBox Expert Storage Management
Handling of Host Power Management Events
Passing Through SSE4.1/SSE4.2 Instructions
Support for Keyboard Indicator Synchronization
Capturing USB Traffic for Selected Devices
Configuring the Heartbeat Service
Encryption of Disk Images
Limitations of Disk Encryption
Encrypting Disk Images
Starting a VM with Encrypted Images
Decrypting Encrypted Images
Paravirtualized Debugging
Hyper-V Debug Options
Setting up Windows Guests for Debugging with the Hyper-V Paravirtualization Provider
PC Speaker Passthrough
Accessing USB devices Exposed Over the Network with USB/IP
Setting up USB/IP Support on a Linux System
Security Considerations
Using Hyper-V with Oracle VM VirtualBox
Nested Virtualization
VISO file format / RTIsoMaker
Synopsis
Description
VISO file format
File specifications and --name-setup
Options
General
Namespaces
File Attributes
Booting
String properties (applied to active namespaces only)
Compatibility:
VISO Specific:
Testing (not applicable to VISO):
Technical Background
Where Oracle VM VirtualBox Stores its Files
The Machine Folder
Global Settings
Summary of Configuration Data Locations
Oracle VM VirtualBox XML Files
Oracle VM VirtualBox Executables and Components
Hardware vs. Software Virtualization
Paravirtualization Providers
Details About Software Virtualization
Details About Hardware Virtualization
Nested Paging and VPIDs
Oracle VM VirtualBox Programming Interfaces
Troubleshooting
Procedures and Tools
Categorizing and Isolating Problems
Collecting Debugging Information
Using the VBoxBugReport Command to Collect Debug Information Automatically
The Built-In VM Debugger
VM Core Format
General Troubleshooting
Guest Shows IDE/SATA Errors for File-Based Images on Slow Host File System
Responding to Guest IDE/SATA Flush Requests
Performance Variation with Frequency Boosting
Frequency Scaling Effect on CPU Usage
Inaccurate Windows CPU Usage Reporting
Poor Performance Caused by Host Power Management
GUI: 2D Video Acceleration Option is Grayed Out
Windows Guests
No USB 3.0 Support in Windows 7 Guests
Windows Bluescreens After Changing VM Configuration
Windows 0x101 Bluescreens with SMP Enabled (IPI Timeout)
Windows 2000 Installation Failures
How to Record Bluescreen Information from Windows Guests
No Networking in Windows Vista Guests
Windows Guests may Cause a High CPU Load
Long Delays When Accessing Shared Folders
USB Tablet Coordinates Wrong in Windows 98 Guests
Windows Guests are Removed From an Active Directory Domain After Restoring a Snapshot
Windows 3.x Limited to 64 MB RAM
Linux and X11 Guests
Linux Guests May Cause a High CPU load
Buggy Linux 2.6 Kernel Versions
Shared Clipboard, Auto-Resizing, and Seamless Desktop in X11 Guests
Oracle Solaris Guests
Certain Oracle Solaris 10 Releases May Take a Long Time to Boot with SMP
Windows Hosts
VBoxSVC Out-of-Process COM Server Issues
CD and DVD Changes Not Recognized
Sluggish Response When Using Microsoft RDP Client
Running an iSCSI Initiator and Target on a Single System
Bridged Networking Adapters Missing
Host-Only Networking Adapters Cannot be Created
Linux Hosts
Linux Kernel Module Refuses to Load
Linux Host CD or DVD Drive Not Found
Linux Host CD or DVD Drive Not Found (Older Distributions)
Linux Host Floppy Not Found
Strange Guest IDE Error Messages When Writing to CD or DVD
VBoxSVC IPC Issues
USB Not Working
PAX/grsec Kernels
Linux Kernel vmalloc Pool Exhausted
Oracle Solaris Hosts
Cannot Start VM, Not Enough Contiguous Memory
Security Guide
General Security Principles
Secure Installation and Configuration
Installation Overview
Post Installation Configuration
Security Features
The Security Model
Secure Configuration of Virtual Machines
Networking
VRDP Remote Desktop Authentication
Clipboard
Shared Folders
3D Graphics Acceleration
CD/DVD Passthrough
USB Passthrough
Configuring and Using Authentication
Potentially Insecure Operations
Encryption
Security Recommendations
CVE-2018-3646
Disable Nested Paging
Flushing the Level 1 Data Cache
CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091
Buffer Overwriting and Disabling Hyper-Threading
Known Limitations
Experimental Features
Known Issues
Third-Party Materials and Licenses
Third-Party Materials
Third-Party Licenses
GNU General Public License (GPL)
GNU Lesser General Public License (LGPL)
Mozilla Public License (MPL)
MIT License
X Consortium License (X11)
zlib License
OpenSSL License
Slirp License
liblzf License
libpng License
lwIP License
libxml License
libxslt Licenses
gSOAP Public License Version 1.3a
Chromium Licenses
Main License
COPYRIGHT.LLNL File
COPYRIGHT.REDHAT File
curl License
libgd License
BSD License from Intel
libjpeg License
x86 SIMD Extension for IJG JPEG Library License
FreeBSD License
NetBSD License
PCRE License
libffi License
FLTK License
Expat License
Fontconfig License
Freetype License
Introduction
Legal Terms
VPX License
Opus License
FUSE for macOS License
Oracle VM VirtualBox Privacy Information
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Chapter 2 Advanced Topics
