Is the kde-plasma-networkmanagement-vpnc package missing?
$ yum list kde-plasma-networkmanagement-vpnc --showduplicates
Loaded plugins: auto-update-debuginfo, downloadonly, presto, refresh-packagekit
Available Packages
kde-plasma-networkmanagement-vpnc.x86_64
1:0.9.0.1-1.fc17 fedora
kde-plasma-networkmanagement-vpnc.x86_64
1:0.9.0.2-1.fc17 updates
$ yum list kde-plasma-networkmanagement-openvpn --showduplicates
Loaded plugins: auto-update-debuginfo, downloadonly, presto, refresh-packagekit
Installed Packages
kde-plasma-networkmanagement-openvpn.x86_64
1:0.9.0.3-2.fc17 @kde
Available Packages
kde-plasma-networkmanagement-openvpn.x86_64
1:0.9.0.1-1.fc17 fedora
kde-plasma-networkmanagement-openvpn.x86_64
1:0.9.0.2-1.fc17 updates