著者: Tamas TEVESZ 日付: To: Rick Duvall CC: exim-users 題目: Re: [Exim] Refuse connection if no MX for sending host
On Wed, 22 Oct 2003, Rick Duvall wrote:
> Is there a way to refuse an SMTP connection if the connecting host doesn't
> have an MX record in DNS? Is there a downside to doing this?
no, but it looks possible to drop the connection (connect acl, dnsdb
lookup).
downside? one is not required to have an mx record.