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  1. or download this
    
$line=`ssh server 'perl \-e '\$s = shift; $SIG{ALRM} = sub { kill INT 
+=> \$p }; exec(@ARGV) unless \$p = fork; alarm \$s; waitpid \$p, 0 ' 
+3 'ls -ltra'  ' `;
  2. or download this
    syntax error at -e line 1, near "="
Execution of -e aborted due to compilation errors.
sh: =: not found