15 Change log • VRDP: support Windows 7 RDP client • Networking: fixed another problem with TX checksum offloading with Linux kernels up to version 2.6.18 • NAT: fixed “open ports on virtual router 10.0.2.2 - 513, 514” (forum) • NAT: allow to configure socket and internal parameters • NAT: allow to bind sockets to specific interface • PXE boot: significant performance increase (VT-x/AMD-V only) • VHD: properly write empty sectors when cloning of VHD images (bug #4080) • VHD: fixed crash when discarding snapshots of a VHD image • VHD: fixed access beyond the block bitmap which could lead to arbitrary crashes • VBoxManage: fixed incorrect partition table processing when creating VMDK files giving raw partition access (bug #3510) • VBoxManage: support cloning to existing image file • OVF: several OVF 1.0 compatibility fixes • OVF: fixed exporting of disk images when multiple virtual machines are exported at once • Virtual mouse device: eliminated micro-movements of the virtual mouse which were con- fusing some applications (bug #3782) • Shared Folders: sometimes a file was created using the wrong permissions (2.2.0 regres- sion bug #3785) • Shared Folders: allow to change file attributes from Linux guests and use the correct file mode when creating files • Shared Folders: some content was incorrectly written under certain conditions (bug #1187) • Shared Folders: fixed incorrect file timestamps, when using Windows guest on a Linux host (bug #3404) • X11 clipboard: fix duplicate end of lines (bug #4270) • X11 guests: a number of shared clipboard fixes • Linux guests: Guest Additions support for SUSE Linux Enterprise Desktop 11 • Linux guests: new daemon vboxadd-service to handle time synchronization and guest prop- erty lookup • Linux guests: implemented guest properties (OS info, logged in users, basic network infor- mation) • Windows host installer: VirtualBox Python API can now be installed automatically (requires Python and Win32 Extensions installed) • USB: Support for high-speed isochronous endpoints has been added. In addition, read- ahead buffering is performed for input endpoints (currently Linux hosts only). This should allow additional devices to work, notably webcams (bug #242) • USB: fixed error handling for some USB dongles 216