On Mon, Mar 28, 2016, at 04:25 PM, Viktor Dukhovni wrote:
> ratineer.com.           600     IN      NS      kilmer-dns2.synapp.io
> 
> main.cf:
>     smtpd_client_restrictions =
>       check_ns_access pcre:${config_directory}/ns-access.pcre
> 
>     smtpd_restriction_classes = no_mta_wk
> 
>     no-mta-wk =
>       reject_unknown_client,
>       check_client_access pcre:${config_directory}/no-mta-wk.pcre
> 
> ns-access.pcre:
>     /\.synapp\.io$/   no_mta_wk
> 
> no-mta-wk.pcre:
>     /^mta-wk-\d/      REJECT -Your reject message here-

well THAT'S pretty cool!

Thanks for the example -- learning something new about restriction classes!

Question about hyphen vs underscore --

In your example you use 

no-mta-wk =

IIUC, that's not referenced above.  Should that be

no_mta_wk =

?

Thanks.

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