filez:~# apt-cache policy; apt-cache policy libc6 perl dpkg
Package files:
 100 /var/lib/dpkg/status
     release a=now
 500 http://apt.mediatomb.cc lenny/main Packages
     release o=MediaTomb repository,n=lenny,l=MediaTomb apt repository,c=main
     origin apt.mediatomb.cc
 500 http://download.webmin.com sarge/contrib Packages
     release v=3.1,o=Jamie Cameron,a=stable,n=sarge,l=Webmin,c=contrib
     origin download.webmin.com
 500 http://ftp.sunet.se stable/main Translation-en_US
 500 http://ftp.sunet.se stable/main Packages
     release v=5.0r0,o=Unofficial Multimedia Packages,a=stable,n=lenny,l=Unofficial Multimedia Packages,c=main
     origin ftp.sunet.se
 500 http://ftp.sunet.se unstable/main Translation-en_US
 500 http://ftp.sunet.se unstable/main Packages
     release v=None,o=Unofficial Multimedia Packages,a=unstable,n=sid,l=Unofficial Multimedia Packages,c=main
     origin ftp.sunet.se
 500 http://ftp.sunet.se experimental/main Translation-en_US
 500 http://ftp.sunet.se experimental/main Packages
     release v=None,o=Unofficial Multimedia Packages,a=experimental,n=experimental,l=Unofficial Multimedia Packages,c=main
     origin ftp.sunet.se
 500 http://security.debian.org lenny/updates/contrib Packages
     release v=5.0,o=Debian,a=stable,n=lenny,l=Debian-Security,c=contrib
     origin security.debian.org
 500 http://security.debian.org lenny/updates/main Packages
     release v=5.0,o=Debian,a=stable,n=lenny,l=Debian-Security,c=main
     origin security.debian.org
 500 http://security.debian.org etch/updates/contrib Packages
     release v=4.0,o=Debian,a=oldstable,n=etch,l=Debian-Security,c=contrib
     origin security.debian.org
 500 http://security.debian.org etch/updates/main Packages
     release v=4.0,o=Debian,a=oldstable,n=etch,l=Debian-Security,c=main
     origin security.debian.org
 500 http://ftp.se.debian.org stable/contrib Packages
     release v=5.0.4,o=Debian,a=stable,n=lenny,l=Debian,c=contrib
     origin ftp.se.debian.org
 500 http://ftp.se.debian.org stable/non-free Packages
     release v=5.0.4,o=Debian,a=stable,n=lenny,l=Debian,c=non-free
     origin ftp.se.debian.org
 500 http://ftp.se.debian.org stable/main Packages
     release v=5.0.4,o=Debian,a=stable,n=lenny,l=Debian,c=main
     origin ftp.se.debian.org
Pinned packages:
libc6:
  Installed: 2.10.2-8
  Candidate: 2.10.2-8
  Version table:
 *** 2.10.2-8 0
        100 /var/lib/dpkg/status
     2.7-18lenny2 0
        500 http://security.debian.org lenny/updates/main Packages
     2.7-18lenny1 0
        500 http://ftp.se.debian.org stable/main Packages
     2.3.6.ds1-13etch10 0
        500 http://security.debian.org etch/updates/main Packages
perl:
  Installed: 5.10.1-12
  Candidate: 5.10.1-12
  Version table:
 *** 5.10.1-12 0
        100 /var/lib/dpkg/status
     5.10.0-19lenny2 0
        500 http://ftp.se.debian.org stable/main Packages
     5.8.8-7etch6 0
        500 http://security.debian.org etch/updates/main Packages
dpkg:
  Installed: 1.15.7.1
  Candidate: 1.15.7.1
  Version table:
 *** 1.15.7.1 0
        100 /var/lib/dpkg/status
     1.14.29 0
        500 http://security.debian.org lenny/updates/main Packages
     1.14.28 0
        500 http://ftp.se.debian.org stable/main Packages
filez:~#