It is important to figure out why your email bounces. If you receive an email bounce, you can look in the bounce message to find the proper error code that will give you the reason for the bounce. Below is a list of the Standard SMTP error codes and the Extended SMTP (ESMTP) error ...
553 1. Relay Restriction 2. From <> Message Blocked 3. Sorry, You are Not Allow To Use This Smtp To Relay Your Email 4. Sorry, That Domain Isn't in My List of Allowed Rcpt Hosts 1. 传送邮件是受到限制 2. 由发件人的身份寄信时遭到拒绝 3. 抱歉,发件人无法使用这个SMTP服务器来传递邮...
Sometimes yourSMTP servermay return a particularerror message. The problem is that it will generally be very cryptic, like “550 Requested action not taken: mailbox unavailable” or “421 Try again later”. What does these numbers mean? First of all:not any reply code is an error. Sometimes...
address is a group distribution list that is set up to reject messages sent from outside its organization. Only an email administrator for the recipient's organization or the group owner can change this.For more information, seeFix email delivery issues for e...
client.Credentials = (ICredentialsByHost)CredentialCache.DefaultNetworkCredentials; // Notify user if an error occurs. try { client.Send(message); } catch (SmtpException e) { Console.WriteLine("Error: {0}", e.StatusCode); } finally { data.Dispose(); } } 注解...
was not able to find to much documentation for this error. Most of what I found applied to a similar error with the PRX5 code at the end. All replies (6) Monday, June 1, 2015 1:29 PM ✅Answered Hi "SMTP Error 451 4.7.0 Temporary server error. Please try again later" I s...
Hello Everyone I am developing an OAuth2 application for limited input devices to be able to send email via SMTP using OAuth2 Access Token but I got this error 535: 5.7.3 Authentication unsuccessful for consumer accounts. These are the endpoints I used…
(EmailTemplateReadOnly emailTemplate, TModel model, String toEmailAddress, String languageIsoCode) at Vendr.Core.Services.EmailTemplateService.SendEmail(EmailTemplateReadOnly emailTemplate, OrderReadOnly order) at Vendr.Core.Events.Notification.Handlers....
smtplib.SMTPDataError: (554, b'DT:SPM 163 smtp12, error 解决方案,把测试和test类似的语句换掉,比如我的demo code中的比较正常的语言即可。 接收邮箱显示。 结果显示有subject和content对应。 对于在阿里云服务器上运行本文章有几处需要改动的地方。 首先因为阿里云服务器里面有很多端口都被限制,所以以下的代码...
ErrorCode uint 读,写 GetDWORD, PutDWORD RecipientFlags uint 读,写 GetDWORD, PutDWORD SmtpAddress string 只读 GetStringA SmtpStatusString string 读,写 GetStringA, PutStringA X500Address string 只读 GetStringA 有关IMailMsgPropeties 的详细信息,请参阅https://go.microsoft.com/fwlink/?LinkId=14129...