libc6:
  Installed: 2.3.6.ds1-8
  Candidate: 2.3.6.ds1-10
  Version table:
     2.3.6.ds1-10 0
        500 http://ftp.cz.debian.org etch/main Packages
 *** 2.3.6.ds1-8 0
        100 /var/lib/dpkg/status
     2.3.6.ds1-7 0
        500 cdrom://[Debian GNU/Linux testing _Etch_ - Official Snapshot amd64 Binary-1 (20061111)] etch/main Packages