postfix

Every now and then, a question like this pops up on some email server management forum:

  I'd like to be able to reject connections from remote IP addresses if they're from certain countries.

The usual reason is either that

(this is a review that i originally posted somewhere on Slashdot, IIRC)

Linux E-mail, Second Edition is a book written for Packt Publishing by I. Haycox, A. McDonald, M. Back, R. Hildebrandt, P.B.Koetter, D. Rusenko and C. Taylor. Linux E-mail contains

After I published Wanted: Virtual Personal Email Servers I got lots of feedback. This is an edited summary of a particularly interesting one, from John of JDPFu.com, reproduced with his permission. My comments and answers are at the end of this page.

These are the comments I got when I wrote Wanted: Virtual Personal Email Servers:

(me:) Today this article was announced on LinuxToday and this is the first comment it got:

(update 2010/05/29: here’s another article about VPES legal, management and economics issues)

The way email is normally used today has several serious limits that I recently explained in another article. I also pointed out that one of the biggest obstacles to personal email management is lack of user demand for Virtual Personal Email Server (VPES) software and hosting packages. A VPES may run into any computer in your home or in some external datacenter, but that is another issue. Here I only want to look at the software side, that is to explain what are, in my opinion, the technical requirements and features of the perfect VPES. You are welcome to add your own in the comments and, if you’re a hosting provider already offering VPES, to add a link to your offer in the same way.