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Re: [cobalt-users] Mail server host name problem
- Subject: Re: [cobalt-users] Mail server host name problem
- From: Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>
- Date: Sat Aug 30 20:18:01 2003
- List-id: Mailing list for users to share thoughts on Sun Cobalt products. <cobalt-users.list.cobalt.com>
On Fri, 29 Aug 2003, Rick Highness wrote:
<snip>
> When I use www.dnsreport.com on hisdomaingoeshere.com, I get this message:
>
> WARNING: One or more of your mailservers claims to be a host other than what
> it really is (the SMTP greeting should be a 3-digit code, followed by a space
> or a dash, then the host name). This probably won't cause any harm, but is a
> technical violation of RFC821 4.3.
>
> mail.hisdomaingoeshere.com claims to be host www.highness.com.
>
> What do I need to do to get his domain to be authenticated on my Cobalt?
What do you get when you issue;
dig -x ip.add.re.ss
Sounds like reverse is not working (gethostbyaddr())
Gerald
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