Problem sending to email, getting sender verify failed

Hi, I have a problem sending email to particular domains that manage by an ISP. All email get rejected by this ISP mail server, eventhough the email status already "SENT" in postfix maillog. Is there any action that I need to do to make my postfix can working well with this ISP mail server? I t

error writing to filter -- Who are you?

Hi, Been a while since I had to look at our mail system (a tribute to postfix/courier/spamassassin/sasl/related software), but when upgrading all our software recently, I ran into a couple issues, the 2nd one being particularly confounding (and not much turns up via a Google search, thus I thou

Re: unverified sender

Bissio wrote: Hi, I have postfix 2.4 and i need to receive messages from address like [EMAIL PROTECTED], but i have reject_unverified_sender in my conf under smtpd_recipient_restrictions and this block messages even if i have this email address listed into: check_sender_access mysql:/etc/postfix

unverified sender

Hi, I have postfix 2.4 and i need to receive messages from address like [EMAIL PROTECTED], but i have reject_unverified_sender in my conf under smtpd_recipient_restrictions and this block messages even if i have this email address listed into: check_sender_access mysql:/etc/postfix/mysql-sender.c