dpkg –L ***
root@ubuntu:~# dpkg -L vtun
/.
/usr
/usr/sbin
/usr/sbin/vtund
/usr/share
/usr/share/lintian
/usr/share/lintian/overrides
/usr/share/lintian/overrides/vtun
/usr/share/man
/usr/share/man/man8
/usr/share/man/man8/vtund.8.gz
/usr/share/man/man5
/usr/share/man/man5/vtund.conf.5.gz
/usr/share/doc
/usr/share/doc/vtun
/usr/share/doc/vtun/NEWS.Debian.gz
/usr/share/doc/vtun/changelog.gz
/usr/share/doc/vtun/FAQ.gz
/usr/share/doc/vtun/Credits
/usr/share/doc/vtun/README.Setup
/usr/share/doc/vtun/README.Shaper
/usr/share/doc/vtun/README.Encryption
/usr/share/doc/vtun/README.Debian
/usr/share/doc/vtun/copyright
/usr/share/doc/vtun/examples
/usr/share/doc/vtun/examples/reroute
/usr/share/doc/vtun/examples/vtund-client.conf
/usr/share/doc/vtun/examples/vtund-server.conf
/usr/share/doc/vtun/examples/vtund.conf.gz
/usr/share/doc/vtun/changelog.Debian.gz
/var
/var/log
/var/log/vtund
/etc
/etc/vtund.conf
/etc/logrotate.d
/etc/logrotate.d/vtun
/etc/init.d
/etc/init.d/vtun
/usr/share/man/man8/vtun.8.gz