Subject: Re: pppoe(4) man page in conjunction with Postfix leaves gaping
To: None <>
From: Wolfgang S. Rupprecht <>
List: tech-userlevel
Date: 10/01/2003 20:25:35 (Bill Sommerfeld) writes:
> And I think that policy is suspect anyway -- would you want
> cable-modem customers to have mailers that relay by default for the
> virus-ridden infected open proxies on their cable subnet?

The posfix defaults should probably be:

    mynetworks =

(or for the pkgsrc version, w. ipv6)

    mynetworks =, [::1/128]

If the users wants to widen the masks or add other interfaces they can
always edit  Doing anything else will just leave all the
newbie cable and dsl users open to abuse.

Wolfgang S. Rupprecht
           The From: address is valid.  Don't mess with it.