the code is listed here $logger->info("create zone on the switch $ip using zonecreate"); ($out,$err) = $ssh->capture2("zonecreate "); $ssh->error and die "remote find command failed: $!" . $ssh->error; print "$out\n"; $logger->info("zonecreate successful"); #### the output 2015/07/26 22:14:52 create zone on the switch 10.227.0.216 using zonecreate Error: Invalid number of arguments Usage: zonecreate "zoneName", "member[; member...]" zonecreate --peerzone "zone_name" -principal "principal_list" [-members "member_list"] 2015/07/26 22:14:53 zonecreate successful