開源虛擬機，VirtualBox 4.3.26 發布
VirtualBox 是一款功能強大的 x86 虛擬機軟件，它不僅具有豐富的特色，而且性能也很優異。
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VirtualBox 4.3.26 for Windows hosts x86/amd64
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VirtualBox 4.3.26 for OS X hosts x86/amd64
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VirtualBox 4.3.26 for Solaris hosts amd64
此版本是個維護版本，更新內容如下：
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GUI: in the snapshots pane, protect the age of snapshots against wrong host time (bug #13955)
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NAT Network: fixed a bug which prevented to propagate any DNS name server / domain / search string information to the NAT network (4.3.24 regression; bugs #13915, #13918)
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NAT Network: don't delay the shutdown of VBoxSVC on Windows hosts
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Mouse support: the mouse could not be moved under rare conditions if no Guest Additions are installed (4.3.24 regression; bug #13935)
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Storage: if the guest ejects a virtual CD/DVD medium, make the change permanent (bugs #9858, #12885)
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VGA: made saving secondary screen sizes possible in X11 guests
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SDK: fixed the VirtualBox.tlb file (4.3.20 regression; bug #13943)
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rdesktop-vrdp: make it work with USB devices again (4.3.14 regression; bug #13901)
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USB: fixed a possible BSOD on Windows hosts under rare conditions
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iPXE: enable the HTTP download protocol on non-Linux hosts (bug #13628)
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Mac OS X hosts: don't panic on hosts with activated SMAP (Broadwell and later; bug #13951)
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Linux hosts: don't crash Linux 4.0 hosts (bug #13835)