ii  linux-headers-4.4.0-34                                      4.4.0-34.53                                         all          Header files related to Linux kernel version 4.4.0
ii  linux-headers-4.4.0-34-generic                              4.4.0-34.53                                         amd64        Linux kernel headers for version 4.4.0 on 64 bit x86 SMP
ii  linux-headers-4.6.0-10                                      4.6.0-10.12                                         all          Header files related to Linux kernel version 4.6.0
ii  linux-headers-4.6.0-10-generic                              4.6.0-10.12                                         amd64        Linux kernel headers for version 4.6.0 on 64 bit x86 SMP
ii  linux-headers-generic                                       4.6.0.10.8                                          amd64        Generic Linux kernel headers
ii  virtualbox                                                  5.1.4-dfsg-1                                        amd64        x86 virtualization solution - base binaries
ii  virtualbox-dkms                                             5.1.4-dfsg-1                                        all          x86 virtualization solution - kernel module sources for dkms
ii  virtualbox-ext-pack                                         5.1.4+repack1-2                                     all          extra capabilities for VirtualBox, downloader.
ii  virtualbox-guest-additions-iso                              5.1.4-1                                             all          guest additions iso image for VirtualBox
ii  virtualbox-guest-dkms                                       5.1.4-dfsg-1                                        all          x86 virtualization solution - guest addition module source for dkms
ii  virtualbox-guest-source                                     5.1.4-dfsg-1                                        all          x86 virtualization solution - guest addition module source
ii  virtualbox-guest-utils                                      5.1.4-dfsg-1                                        amd64        x86 virtualization solution - non-X11 guest utilities
ii  virtualbox-guest-x11                                        5.1.4-dfsg-1                                        amd64        x86 virtualization solution - X11 guest utilities
ii  virtualbox-qt                                               5.1.4-dfsg-1                                        amd64        x86 virtualization solution - Qt based user interface
ii  virtualbox-source                                           5.1.4-dfsg-1                                        all          x86 virtualization solution - kernel module source