A small improvement for workaround in #3: Use dpkg-divert to move vpnc out of the way. It will help your modifications survive after package reistalls/upgrades (see http://www.debian.org/doc/manuals/debian-faq/ch-customizing.en.html#s-divert)
dpkg-divert --local --divert /usr/sbin/vpnc.real --rename /usr/sbin/vpnc
A small improvement for workaround in #3: Use dpkg-divert to move vpnc out of the way. It will help your modifications survive after package reistalls/upgrades (see http:// www.debian. org/doc/ manuals/ debian- faq/ch- customizing. en.html# s-divert)
dpkg-divert --local --divert /usr/sbin/vpnc.real --rename /usr/sbin/vpnc