Re: [gentoo-user] Portknock before Postfix delivery?

[Neil Bothwick]

On Mon, 4 Jul 2011 08:31:10 +0700, Pandu Poluan wrote:

> If that is not possible, what solution would you recommend to 'harden'
> the non-25 mail port?

Postgrey.


-- 
Neil Bothwick

Old hitchhikers never die-they just throw in the towel.