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Question : 421 4.7.1 (TS03) All messages from x.x.x.x permanently deferred
Hi Support
I could not any mails to yahoo users.My mail server is mdeamon. How I can solve this issue.
Error code I am getting 421 4.7.1 (TS03) All messages from x.x.x.x permanently deferred.
Answer : 421 4.7.1 (TS03) All messages from x.x.x.x permanently deferred
Sounds like your on a yahoo block list.
They must have seen what looked like spam from your IP address and blocked all traffic from your server.
I would contact yahoo, or try and remove yourself from their block list.
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