Both controllers has
fas-a> rdfile /etc/passwd
root:xxxxxxxxxxxx:0:1::/:
pcuser::65534:65534::/:
nobody::65535:65535::/:
ftp::65533:65533:FTP Anonymous:/home/ftp:
fas-b> rdfile /etc/passwd
root:xxxxxxxxxxxxx:0:1::/:
pcuser::65534:65534::/:
nobody::65535:65535::/:
ftp::65533:65533:FTP Anonymous:/home/ftp:
But only one asking for user. Trying to find what's the difference...