SRS & Postfix

I sent the following to Meng Wong, who suggested that I post it here, 
for public discussion. I'm brand-new to SPF/SRS, having just published 
my SPF records, and implimenting SPF record checking (via postfix's 
policy daemon), yesterday.

On Sat, Apr 10, 2004 at 09:48:03PM -0400, Shaun T. Erickson wrote:
| Shaun T. Erickson wrote:
|
| >I have added SPF records to my domain. I'm about to impliment SPF
| >checking, via Postfix's policy daemon and your spf.pl script.
| >
| >Some of my users do not receive their mail on my server, but have a
| >permanent alias that forwards their mail to where they wish to read it.
| >According to what I have read, this requires that I impliment SRS on my
| >server.
| >
| >How do I do that with Postfix as my MTA?
|
| I should mention that I would have asked this on the Postfix list, but
| on March 30th, Wietse declared discussion of SPF/SRS to be done, and
| that anyone who brought it up would be unsubscribed. So, if I'm to do
| this, it will have to be without his assistance. :-/
|
| 	-ste
|