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Re: Deterring mail relay attempts

Alan Chandler <alan@chandlerfamily.org.uk> wrote:
> bantime = 86400

I'm up to 129660 (36 hours) so far; like you I've seen 24 hour cycles.

> failregex = \[<HOST>\] .*(?:rejected by local_scan|Unrouteable 
> address|relay not permitted)

This similar rule works for me. The callout verification catch is there
because I run an MX for my brother's home network.

failregex = \[<HOST>\] .*(?:rejected by local_scan|Unrouteable (address|user)|rejected RCPT.*(callout verification failure|response.*Unknown user|relay not permitted))


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