OSEC

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Re: Problem sending to email, getting sender verify failed

From: Charles Marcus (CMarcusMedia-Brokers.com)
Date: Mon Aug 04 2008 - 06:02:08 CDT


On 8/4/2008, fajar (fajarepsimplimobile.com) wrote:
> The following message to <yyycbn.net.id> was undeliverable.
>
> The reason for the problem:
>
> 5.4.7 - Delivery expired (message too old) [Default] 451-'Sender verify
> failed'

Why are you using sender verification? You should NOT use SAV for all
messages, only for messages destined to domains that you control or have
already gotten permission to do SAV for, or you WILL evenutally get
blacklisted.

Please post postconf -n output...

--

Best regards,

Charles