Hi Mars, The IP address that I had in the serverconfig.ini was just the IPv4 loopback (ie. 127.0.0.1). - Jackie -- View this message in context: http://osgeo-org.1803224.n2.nabble.com/IPv6-support-mandatory-tp6782335p6786045.html Sent from the MapGuide Internals mailing list archive at Nabble.com.