[TriLUG] Fwd: mail relay through trilug.org?
mattnash at intrex.net
Tue Jul 10 12:16:11 EDT 2007
Scott Lambdin wrote:
> On 7/10/07, Tanner Lovelace <clubjuggler at gmail.com> wrote:
>> Port 587 - (See RFC2476). This is the mail submission port. It only
>> incoming mail from mail clients, not mail servers. (I believe) You must
>> first do STARTTLS to encrypt the channel, then SMTP AUTH to log in
>> and only then will it let you relay mail.
> I think clients and servers are not distinguishable in smtp.
Any mail client can perform both functions, but at a given moment on a
given connection, each is either one or the other.
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