Once you are completely sure that the IP, username and password are right, next step is to use tusc to see what's happening at the OS level and compare the successful manual login with the unsuccessful automated one.

Hey, look at this bug report: https://rt.cpan.org/Ticket/Display.html?id=67576, it seems you are not the first one facing that issue!!!

Once upon a time, HP offered free access to HP-UX machines for FLOSS developers and I was able to test Net::SFTP::Foreign there, but they stopped doing that so now, troubleshooting on that platform is mostly on the hands of its users.

In reply to Re^3: Net::SFTP::Foreign doesn't work with some Alcatel equipment by salva
in thread Net::SFTP::Foreign doesn't work with some Alcatel equipment by jmontero101

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