Thursday, September 18, 2025
Postfix Zimbra

status=deferred (host xx.com[x.x.x.x] refused to talk to me: 451 4.7.1 Please try again later) – Postfix

Solusi :

Berarti cek domain tujuan ( bisa menggunakan traceroute ke IP atau domain tujuan) – biasanya traceroute ga sampe ke server tujuan ( routing internet )

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Baca Juga :  Secure Postfix with Amavisd, ClamAV, SpamAssassin – centos 6

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