Re: Blocking MX query

[Masataka Ohta <mohta () necom830 hpcl titech ac jp>]

Suresh Ramasubramanian wrote:

> Have your desktop MTA configured to relay through your smarthost with smtp
> auth?  Howtos for doing this on sendmail, qmail, postfix etc are over a
> decade old now.

What if, your home is also behind NAT or blocked port 25?

                                                Masataka Ohta