Centipede allow passwordless connection.
It tried
http://caster.centipede.fr:2101/MOUNTPOINT
http://centipede:centipede@caster.centipede.fr:2101/MOUNTPOINT
ntrip://caster.centipede.fr:2101/MOUNTPOINT
ntrip://centipede:centipede@caster.centipede.fr:2101/MOUNTPOINT
and none are working, when they are working on u-center and gpsd so there is something wrong either in the data send or in MP