add 3 test cases for non-routable server IP addresses
add 3 test cases for non-routable server IP addresses

Change-Id: Icb80215f1db22127fa9016cd0fe6757f3d039e55
Signed-off-by: Alessandro Salvatori <8a0c874bf01335702b42d6983c4d9b3eb550c634@gmail.com>

opendaylight/opflex,mhrobinson/opflex,mhrobinson/opflex,mhrobinson/opflex,opendaylight/opflex,opendaylight/opflex,mhrobinson/opflex,opendaylight/opflex