550 Requested mail action not taken: Invalid IP
发布时间：2013-11-28 10:19:48
| 错误代码 | 550 Requested mail action not taken: Invalid IP。 |
| 形成原因 | 退信显示，收件方认为您的发件ip为无效ip，返回退信。 |
| 解决办法/流程 | 退信显示，收件方认为您的发件ip为无效ip，返回退信。
但是我方kf邮箱发信测试，能成功发送。
联系收件人确认是否将您的ip地址加为黑名单。 |
本文由163企业邮箱首选网易品牌(http://www.hb-163.com/)原创编辑，转发请注明来源及版权归属。
原文分享地址:http://www.hb-163.com/fault/policy/710.html
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