apt-cache policy python3.2 openssh-client virtualbox-qt
openssh-client:
  Installed: 1:5.5p1-6+squeeze1
  Candidate: 1:5.5p1-6+squeeze1
  Version table:
     1:5.9p1-5 0
        500 http://debian.lcs.mit.edu/debian/ sid/main amd64 Packages
 *** 1:5.5p1-6+squeeze1 0
        990 http://debian.lcs.mit.edu/debian/ squeeze/main amd64 Packages
        100 /var/lib/dpkg/status
python3.2:
  Installed: (none)
  Candidate: 3.2.3~rc2-1
  Version table:
     3.2.3~rc2-1 0
        500 http://debian.lcs.mit.edu/debian/ sid/main amd64 Packages
        100 /var/lib/dpkg/status
virtualbox-qt:
  Installed: (none)
  Candidate: 4.1.12-dfsg-2
  Version table:
     4.1.12-dfsg-2 0
        500 http://debian.lcs.mit.edu/debian/ sid/main amd64 Packages
        100 /var/lib/dpkg/status