On Wed, 27 Aug 2003, Andreas Metzler wrote:
> > # Deny unless the sender address can be verified via callout:
> > require verify = sender\
> > ${lookup{$sender_address_domain}lsearch{WHITELIST_DOMAINS_FILE}\
> > {}\
> > {/callout=10s/defer_ok}\
> > }
> *Imho* this is easier.
> deny !verify = sender
> sender_domains = WHITELIST_DOMAINS_FILE
>
> deny !verify = sender/defer_ok/callout=10s
> !sender_domains = WHITELIST_DOMAINS_FILE
That's what I would have probably gone for, but I do like the neatness of
the former.
What do others think ?