in reply to Re^4: Net:FTP too slow
in thread Net:FTP too slow

The default is 10240 bytes: 
BlockSize => 1024

[download]
Under the hood:

Net::FTP will silently do the right thing. The cmdline ftp does 1024, so it seems that 1024, 2048, 4096, etc. would be used by Net::FTP.

I hope that helps?

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