Ce programme permet d\u2019\u00e9muler un PC sous plusieurs OS. Il tourne sous Windows ou sous Linux. Il permet de faire tourner des machines virtuelles sous diff\u00e9rents OS (Windows de tout type, Linux, FreeBSD OS\/2 etc.), il est \u00e9galement open source et gratuit (pour les particuliers). Les solutions de virtualisation existante \u00e9tant soit tr\u00e8s cher pour le particulier soit incompl\u00e8te au niveau du support des syst\u00e8mes, VirtualBox propose une alternative \u00e0 Vmware et VirtualPC et il s’en sort plus que bien, enfin une vraie alternative?<\/p>\n
Les changements tr\u00e8s nombreux sont les suivants:<\/p>\n
As major new features, Version 1.5 adds: <\/strong> In addition, the following items were fixed and\/or added: <\/strong> T\u00e9l\u00e9charger VirtualBox v7.2.6a (169 Mo)<\/a><\/p>\n
\n \u2022 Seamless windows (see chapter 4.5, Seamless windows, page 53)
\n \u2022 Virtual serial ports (see chapter 3.7.9, Serial ports, page 44)
\n \u2022 Support for 64-bit Windows hosts (see chapter 1.3.1, Supported host operating systems, page 12)
\n \u2022 Intel PXE 2.1 network boot
\n \u2022 Guest Additions for IBM OS\/2 Warp <\/p>\n
\n \u2022 GUI: sometimes two mouse cursors were visible when Windows guest additions became active
\n \u2022 GUI: added VT-x\/AMD-V settings
\n \u2022 GUI: disable \u2019Show log…\u2019 menu entry to prevent crash if VM list is empty
\n \u2022 GUI: the log window grabbed the keyboard
\n \u2022 GUI: fixed error handling if Linux host clipboard initialization fails
\n \u2022 GUI: pass the Pause key and the PrtScrn key to the guest (Linux hosts)
\n \u2022 GUI: increased maximum guest RAM to 2 GB (Windows host)
\n \u2022 GUI: improved rendering performance (Windows host)
\n \u2022 GUI: status lights for USB and shared folders
\n \u2022 GUI: properly respect the DISPLAY environment variable
\n \u2022 GUI: download Guest Additions from virtualbox.org in case they are not present locally
\n\u2022 VRDP: support for multimonitor configurations in Windows guests
\n\u2022 VRDP: support for MS RDP6 and MS RDP Mac clients
\n\u2022 VRDP: added support for WinConnect RDP client
\n\u2022 VRDP: performance improvements (source: emu-france.com)<\/span>
\n\u2022 VRDP: fixed sporadic client disconnects
\n\u2022 VBoxManage: never delete existing target during clonevdi
\n\u2022 VBoxManage: properly print the size of currently used hard disks
\n\u2022 VMM: fixed Xandros Desktop 4.1 hang
\n\u2022 VMM: fixed VT-x\/AMD-V hang with newer versions of gcc (Linux hosts)
\n\u2022 VMM: improved stability of VT-x
\n\u2022 VMM: check for disabled AMD-V when detecting support
\n\u2022 VMM: fixed AMD-V issue when running OS\/2 guests
\n\u2022 VMM: fixed application startup regressions (e.g. VideoReDo)
\n\u2022 VMM: fixed regression that broke disk access in OS\/2 and OpenBSD guests (pos-
\n sibly much more)
\n\u2022 VMM: fixed crashes if memory allocation failed (Linux)
\n\u2022 VMM: fixed enabling of Local APIC on AMD hosts (fixed Ubuntu Feisty installation kernel hang during boot)
\n\u2022 VMM: fixed XFree86 4.3 (Debian\/Sarge) segfaults when switching to text mode
\n\u2022 VMM: refuse to start when KVM is active (Linux Host)
\n\u2022 VMM: fixed bootup hangs with ReactOS
\n\u2022 VMM: fixed out-of-memory errors under certain environments with enough appropriate memory available
\n\u2022 API: fixed occassional crashes of the VBoxSVC server during VM shutdown (Linux host)
\n\u2022 API: some components were not notified when mounting a CD\/DVD
\n\u2022 VMDK: improve geometry compatibility with existing VDMK images
\n \u2022 IDE\/Floppy: optionally make non-available host device non-fatal
\n \u2022 IDE: improve emulation accuracy of the IRQ line between master and slave drive
\n \u2022 IDE: guest could freeze when unmounting the CD\/DVD drive
\n \u2022 VGA: several text mode fixes in particular with Windows DOS boxes
\n \u2022 USB: fixed some issues with Windows hosts
\n \u2022 USB: fixed race condition between udev and USB filters (Linux host)
\n \u2022 Shared Folders: reversed network provider order to increase mapping performance (Windows guest)
\n \u2022 Shared Folders: browsable from Windows Explorer (Windows guests)
\n \u2022 Shared Folders: stability fixes (Windows guest)
\n \u2022 Shared Folders: case sensitivity fixes (Windows guest and Linux host)
\n \u2022 Audio: fall back to the NULL audio driver if no voice could be opened
\n \u2022 NAT: fixed crash
\n \u2022 Guest Additions: reworked the shared clipboard for Linux hosts and guests based on user feedback about problems with individual applications
\n \u2022 Guest Additions: don\u2019t allow to disable mouse pointer integration for Linux guests as an Xorg hardware mouse cursor cannot be turned into a software mouse cursor
\n \u2022 Guest Additions: Linux guests shipping Xorg 1.3 (e.g. Fedora 7, Ubuntu Gutsy) are now supported
\n \u2022 Guest Additions: added DirectDraw support to the Windows display driver <\/em><\/p>\n