ftp://ftp.ifremer.fr/ifremer/cersat/products/colocated/envisat-ASA_WVS_1P/BUOY_SWAV/data/  direct

[DIR]test.old/  direct  2 twin directories
[DIR]test/  direct  64684+ twin directories
[DIR]EWVSR1/  direct
[DIR]EWVSR0/  direct