摘要: for ip in 10.191.2.1 10.191.2.2; do for port in 22 80 443; do timeout 1 bash -c "echo >/dev/tcp/$ip/$port" && echo "$ip:$port:on" || echo "$ip:$port:o 阅读全文
posted @ 2023-03-22 15:52 chyuhung 阅读(135) 评论(0) 推荐(0) 编辑