Gentoo Archives: gentoo-user

From: Mark Shields <laebshade@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Postfix receives OK, but won't send to internet
Date: Fri, 23 Sep 2005 13:13:18
Message-Id: 642958cc05092306064035cccb@mail.gmail.com
In Reply to: Re: [gentoo-user] Postfix receives OK, but won't send to internet by John Jolet
1 A tad off-topic, but John, why don't you setup a mailing list and have the
2 PTA members join?
3
4 On 9/23/05, John Jolet <john@×××××.net> wrote:
5 >
6 >
7 > On Sep 23, 2005, at 3:31 AM, Neil Bothwick wrote:
8 >
9 > > On Thu, 22 Sep 2005 22:38:07 -0400, Sean Lester wrote:
10 > >
11 > >
12 > >> That's it. I didn't think the ISP would block outgoing port 25.
13 > >>
14 > >
15 > > Unfortunately, quite a lot seem to do it. it's a lazy and lame
16 > > "solution"
17 > > to spam trojans. Other ISPs forward all port 25 connections to
18 > > their own
19 > > SMTP server, so your mail may not be delivered directly, but it is
20 > > delivered.
21 > >
22 > > Even if port 25 isn't blocked or redirected, it is often worth
23 > > using your
24 > > ISP's relay even if you have a broadband connection. Some ISP's block
25 > > incoming mail from IP ranges allocated to broadband users as an
26 > > anti-spam
27 > > measure.
28 > >
29 > one unfortunately corollary to this is my isp doesn't block outgoing
30 > port 25, but DOES limit the number of emails you send via their
31 > relay. I send a newsletter for my kids' school's pta and I could not
32 > do that if I couldn't send at least a chunk of them directly.
33 > --
34 > gentoo-user@g.o mailing list
35 >
36 >
37
38
39 --
40 - Mark Shields

Replies

Subject Author
RE: [gentoo-user] Postfix receives OK, but won't send to internet Dave Nebinger <dnebinger@××××.com>