Did not receive the expected protocol response
发布时间：2013-11-28 10:36:33
| 错误代码 | Did not receive the expected protocol response |
| 形成原因 | 表示没有得到预期的响应 |
| 解决办法/流程 | 退信中的Did not receive the expected protocol response 表示没有得到预期的响应。
在网易服务器上查询有来自发信方的请求投递记录，但是，请求过程没有传输任何数据即断开连接。有可能是对方服务器在连接过程中网络异常。建议：
发信方联系其服务器管理员核实具体原因，是否是正常连接网易服务器进行投递。 |
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/server/719.html
上一篇：delivery temporarily suspended: connect to mail.abc.com[87.65.38.231]: Connection timed out
下一篇：Host mail.yourdomain.cn(202.96.115.39) OPEN said 421 abc.com, SMTP service not ready, Wed, 26 Oct 2011 10:50:23 +0800
Tags：
相关文章
- The mail system <123@abc.com>: connect to 200.14.215.32[200.14.215.32]:25: Connection timed out2013-11-28
- Host sig.com.qa(72.167.238.201) command HELO respond timeout or disconnected2013-11-28
- mail1.pvh.com: 554-mail1.pvh.com 554 Your access to this mail system has been rejected due to the sending MTA's poor reputation2013-11-28
- Failed to connect to SMTP host LEEON-MOULD.COM because : Remote system no longer responding2013-11-28
- Your message to abc@yourdomain.com was rejected by the recipient domain. The error that the other server returned was: ＂ SMTP error, MAIL FROM: 550 User Is Locked＂2013-11-28
- SMTP error,RCPT TO:550 USe mail relays of your ISP2013-11-28
- SMTP error, MAIL FROM: 553 authentication is required2013-11-28
- your message has been delayed due to a temporary network ,server,or mail file unavailability.delivery of your message will be attempted again2013-11-28