[root@server-01 New_script]#perl New_script.pl
Creating ssh object... done
Logging into server... done
Running command (df)... done
Use of uninitialized value $stdout in concatenation (.) or string at wlgw2.pl line 29.

Use of uninitialized value $stderr in concatenation (.) or string at wlgw2.pl line 30.

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