On Sat, Feb 24, 2007 at 01:07:47PM -0500, Leonid Grinberg wrote: > Hello, > > I recently set up a mail server in my home network as an experiment. > We have a dynamic IP given to us by Comcast, but I registered with > DynDNS for a DNS name, and told my router to update it when the IP > changed. The idea was that one could send an email to > [EMAIL PROTECTED], and it would get there (where username is my > username and dyndns_address is my DynDNS URL). > > The setup was successful, and I can both send and receive emails. > However, I am starting to get strange emails that say something like > this: > > Message [CENSOR] has been frozen. > The sender is [EMAIL PROTECTED] > > The following address(es) have yet to be delivered: > [EMAIL PROTECTED]: Connection timed out > [EMAIL PROTECTED]: Connection refused > [EMAIL PROTECTED]: lowest numbered MX record points to local host > > I did not send any of these emails. The three emails that were not > delivered have the username all the same. The sitestream one is > different.
do any of these mails show up in your mail server logs? > > I assume that this is somehow using my machine as a relay, though I > have absolutely no idea. I am very much of a n00b when it comes to > mail. You can control who you relay for and you should almost certainly have this set so that you do no relaying for anyone. what MTA are you using? A
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