[Pkg-exim4-users] exim4 relay not permitted for MUA

Magnus Lawrie m.lawrie at gmx.net
Tue Jan 5 15:48:14 UTC 2010

Magnus Lawrie wrote:
> Recently exim4 on a remote VPS stopped delivering mails sent from my MUA
> (mutt). This MUA is using TLS encryption, with dovecot IMAP installed on
> the VPS  internet mail host. The server continues to route local email
> correctly and I can also still receive mail to my user account on my
> client MUA. From my client machine, sending mail addressed to remote
> domains results in mail going to IMAP inbox with the message "550 relay
> not permitted". Exim4 on the client is configured as a smarthost. Can
> anyone advise? Can this be a problem with my remote exim4.conf or local
> exim config ?
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I understand that I can explicitly allow relaying for domain and host 
together, though I can see this isn't the ideal solution. Exim checks 
and recognizes the domain IP; My client host is name.localhost which 
exim doesn't identify.

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