RE: [exim] helo checks

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Autor: Fred Viles
Datum:  
To: exim-users
Betreff: RE: [exim] helo checks
On 18 Jan 2005 at 8:58, Dickenson, Steven wrote about
    "RE: [exim] helo checks":


|...
| I'm doing the following HELO checks in my rcpt acl.

|...
|   # Likewise if the peer greets with one of our own names
|   deny
|     message     = Sorry, that domain belongs to us. Get your own.
|     log_message = remote host used our name in HELO/EHLO greeting.
|     condition   = ${if match_domain{$sender_helo_name}\
| {$primary_hostname:+local_domains:+relay_to_domains}\
|                        {true}{false}}


Typically you'd want to condition this on the message coming from an
external and/or unauthenticated source. Other machines on your LAN
are usually expected to HELO with a name in your domain.

- Fred