Command: apt-cache depends ntop

ntop
  Depends: libc6
  Depends: libfreetype6
 |Depends: libgd2-noxpm
  Depends: libgd2-xpm
  Depends: libgdbm3
  Depends: libjpeg62
  Depends: libpcap0.7
  Depends: libpng12-0
  Depends: libssl0.9.8
  Depends: zlib1g
 |Depends: debconf
  Depends: <debconf-2.0>
    cdebconf
    debconf
  Depends: adduser
  Suggests: graphviz