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我在配置 Postfix 以通过中继向 Sendgrid 传递电子邮件时遇到问题。

我收到以下错误:“不允许未经身份验证的发件人”

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1 回答 1

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看起来这是 Postfix 中对 Sendgrid 进行身份验证的 SASL 配置。我们能够使用以下内容:

smtpd_sasl_local_domain = $myhostname
smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination
mailbox_size_limit = 256000000

# Sendgrid Settings
smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = static:SENDGRID_ACCOUNT_EMAIL_HERE:PASSWORD_HERE
smtp_sasl_security_options = noanonymous
smtp_tls_security_level = may
header_size_limit = 4096000
relayhost = [smtp.sendgrid.net]:587
于 2012-03-20T17:20:05.007 回答