Re: [exim] Testing sending hosts open ports

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Autor: Gareth Hastings
Fecha:  
A: Marc Perkel
Cc: exim-users
Asunto: Re: [exim] Testing sending hosts open ports

> Would
>
> a host sending email to my host not have port 25 open to receive
>
> email?


You'd like to think so but I don't think that is always the case. You
might find companies that have 2 MTA's, one takes inbound and the other
does outbound. The outbound could connect to you but not actually accept
incoming connections on port 25!


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