Re: [exim] unblocking gmail

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Auteur: Chris Edwards
Date:  
À: Randy Bush
CC: exim users
Sujet: Re: [exim] unblocking gmail
| > Others have sugested the spf plan. But if you simply want to check the
| > DNS hostname, then add something like this to the ACL statement:
| >
| > !hosts = *.google.com : *.yahoo.com
|
| by double map i meant the in-addr and then a forward check.


Yep - Exim does the two-way check by default, and if it fails, then the IP
is considered to not have a DNS hostname.

So:

- "hosts = *.google.com" is false
- "!hosts = ..." is true
- the host is subjected to your RBL test, as desired.