North American Network Operators Group

Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical

Re: Localized mail servers, global scope

  • From: Tony Finch
  • Date: Thu Jun 23 08:57:58 2005

On Thu, 23 Jun 2005, Dave Crocker wrote:
>
> i seem to recall a similar redirect mechanism in SMTP some time ago.  not
> worth the effort; broken; or somesuch.

The 251 and 551 forwarding address responses. Many mail servers don't know
a user's forwarding address at SMTP time; most mail servers treat any 5xx
response to RCPT TO the same way; mail servers don't want to maintain a
local database of forwarding addresses culled from 251 responses...

Tony.
-- 
f.a.n.finch  <[email protected]>  http://dotat.at/
BISCAY: WEST 5 OR 6 BECOMING VARIABLE 3 OR 4. SHOWERS AT FIRST. MODERATE OR
GOOD.