In addition to what LanX said, system doesn't capture the output of the command. I very strongly recommend you use Net::OpenSSH instead. (And as for running external commands, see Calling External Commands More Safely.)

Update: You've replaced your question with a different one. Please read It is uncool to update a node in a way that renders replies confusing or meaningless.

In reply to Re: Calling a remote ssh connection from perl (updated) by haukex
in thread Calling a remote ssh connection from perl by KenHorse

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