阿里云搭zookeeper集群遇到Exception while listening java.net.BindException: Cannot assign requested address问题

Exception while listening java.net.BindException: Cannot assign requested address Cannot assign requested address的原因比较多，但是这里提到Exception while listening，所以猜测是端口开放问题； 打开阿里云配置安全组规则 协议类型改为全部，授权对象就是zookeep

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