[Dovecot] Changing password for users

[Mike John]

> Hello,
>
> I am using dovecot (2.0.9) and using virtual users using
>
> passdb {
> args = /etc/dovecot/dovecotpasswd
> driver = passwd-file
> }
>
> How can i make my virtual users change their passwords using web
> interface ?
>
> My users already uses squirrelmail to access their mail. is there a
> program to add to squirrelmail to add this function to the clients ?
> or should i user different separate website for password changing ?
> and what program/tool can help me with this ?
>
> Any ideas is greatly appreciated.
>
> Mike.
>Mike,

>I don't know about forcing users to change their passwords however 
> with
>Squirrelmail there are several password change plugins available that
>use "poppasswd" to actually change the password.

>Of course poppasswd will probably need to be modified to go against 
> your
>password data base, in my case it simply uses PAM. The version I use 
> is
>poppassd version 1.8.5.

>Oh you probably want to restrict access to the port from the local 
> host
>only since passwords are transmitted in clear text.

>Jeff

I know about poppassd , but it works only for /etc/passwd , 
/etc/shadow, but my dovecot virtual users password files
are in different location and i do not know how to modify poppassd, any 
idea how can i do that? and is there another way other than poppassd?