[HACKERS] why transfer limits on ftp.postgresql.org ?

[Hannu Krosing]

when trying to do 
> get -R RedHat-6.x RedHat-7.0 Mandrake-7.x

I got

get RedHat-7.0: server said: Permission denied on server. (Transfer
limits exceeded)

aftre all of RedHat-6.x was retrieved

is there any reason for this ?

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Hannu