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posted @ 2019-11-08 16:22 Java-Legend 阅读(1245) 评论(0) 推荐(0) 编辑
摘要: ntpdate cn.pool.ntp.org SERVER=192.168.127.1 PORT=3306 for num in {1..300}; do </dev/tcp/$SERVER/$PORT if [ "$?" -ne 0 ]; then echo "Connection to $SE 阅读全文
posted @ 2019-11-08 15:28 Java-Legend 阅读(687) 评论(0) 推荐(0) 编辑