It's need acount & password.
VERITAS NetBackup (tm) Server / Enterprise Server 6.0 System Administrator's Guide for UNIX, Volume 1 (Japanese)
ftp://exftpp.symantec.com/pub/support/products/NetBackup_Enterprise_Server/281892.pdf
And...
It's ONLY Relogin message. >anonymous
My Firefox3 is send anonymous & my e-mail at everytime.
Probably, symantec's ftp server is bad setting.
It's number of simultaneous connections by anonymous user is TOO little.
MANY-MANY-TIME, it refuse to login...
