Re: SMTP easy as ABC.....not!!!
- From: "andy webb" <awebb@xxxxxxxxxxxxxxxxxxxxxxx>
- Date: Sat, 17 Sep 2005 21:45:35 -0500
1. missing reverse dns information
2. firewall blocking full DNS information on MX lookups
3. smarthost not allowing routing
4. if dns based delivery isn't working, then you have a DNS problem that
needs to be resolved.
"wordsworth" <jaywordsworth@xxxxxxxxxxxxxxxx> wrote in message
news:1126772344.898690.182500@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>I am getting smtp mail failures with the following error:
> There was a SMTP communication problem with the recipient's email
> server. Please contact your system administrator.
> <****server.********.local #5.5.0 smtp;550 authentication
> required>
> It appears to be random failures. I am smarthosting because using DNS
> just causes mail to sit in queues and go nowhere. The failures mainly
> appear to be in the domain (the domain is over 3 sites)and to
> yahoo.co.uk and aol addresses. Any ideas? feel free to ask questions.
> Help would be greatly appreciated.
>
.
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- SMTP easy as ABC.....not!!!
- From: wordsworth
- SMTP easy as ABC.....not!!!
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