special "what's my ip" pop account

[Reindl Harald]

Am 22.10.2014 um 16:14 schrieb A. Schulze:
> I like to enable the allow_nets Feature
> (http://wiki2.dovecot.org/PasswordDatabase/ExtraFields/AllowNets)
> for my customers. To help them knowing there own IP I imagine a special
> mailbox/loginuser at the pop3 server.
>
> That user could give a valid pop3 answer from a dummy pop3 server or
> simply throw a login error with customised answer containing the IP
> information.
>
> Has anybody done something similar or ideas to build such a system?

jesus - why that complex?

just point them to a website which display the remote IP or just to 
http://whatismyipaddress.com/

<?php echo htmlentities($_SERVER['REMOTE_ADDR']);?>
http://php.net/manual/de/reserved.variables.server.php

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