经分析，原因如下：邮件发送不允许直接指向固定ip（host必须是域名），这是邮箱服务器内部的一个安全机制...
[12:26:16] 220-You are user number 18 of 50 allowed. [12:26:16] 220-Local time is now 12:26. Server port: 21. [12:26:16] 220 You will be disconnected after 15 minutes of inactivity. [12:26:16] USER anonymous [12:26:16] 230 Anonymous user logged in [12:26:16] SYST [12...
553 sorry, that domain isn’t in my list of allowed rcpthosts (#5.7.1) 553 sorry, the recipient in not a valid user on this domain (#5.7.1) 553 sorry, this recipient doesn’t exist. 553 sorry, this recipient is not in my validrcptto list (#5.7.1) 553 sorry, your envelope send...
(Beware - allowed by default if you comment this out). anonymous_enable=YES # # Uncomment this to allow local users to log in. # When SELinux is enforcing check for SE bool ftp_home_dir local_enable=YES # # Uncomment this to enable any form of FTP write command. write_enable=YES #...
解决方法可参见设置Outlook或Foxmail邮件客户端时系统提示“553 authentication is required”错误 ...
553 sorry, that domain isn’t in my list of allowed rcpthosts 553 sorry, the recipient in not a valid user on this domain 553 sorry, this recipient doesn’t exist. A server-wide custom filter that blocks mail from certain senders, a default forwarder that relay mails to another address,...
(Beware – allowed by default if you comment this out). anonymous_enable=NO listen_port=21 # # Uncomment this to allow local users to log in. local_enable=YES # # Uncomment this to enable any form of FTP write command. write_enable=YES ...
Referring to the similar thread as blow, you need to have an SPF record in your public DNS that specifies the public IP address of your server to show it's allowed to send for your domain (not all receiving mail systems do SPF check) Having Trouble with 553-SPF domain authentication fail...
220-You are user number 2 of 50 allowed. 220-Local time is now 12:24. Server port: 21. 220-This is a private system - No anonymous login 220-IPv6 connections are also welcome on this server. 220 You will be disconnected after 15 minutes of inactivity. ...
However, it is not a school wide approach. I honestly feel that the behavior of some staff is intentional. I get some of the dirtiest looks I’ve ever gotten. I feel like it’s an act of retaliation, due to a complaint I made last year about the school. Parent Review 1y ago 11 ...