Nachini mnogo, no eto i nai elegantnoto reshenie.

Neobhodimo e da izpolzvash vpopmail za accounting i poddrujka na virtualni kutii. Sled tova trqbva da si instalirash edna malka programka kazvashta se courierpassd, ot google shte namerish ot kdue moje da q svalish, zashtoto ne mi se tursi v momenta. Tazi programka se startira chrez xinetd ili inetd i otvarq tcp port 106. Sled instalaciq se dobavq v /etc/inetd.conf i se restartira inetd. Ako vsichko e nared bi trqbvalo da imash otvoren tcp port 106. Ogranichi go ot firewall-a da se otvarq samo ot localniqt host 127.0.0.1. Sega probvai dali mojesh da se conectnesh kum nego i da smenish na opredelen account parolata. Za celta pishesh v konzolata na servera slednoto:

telnet localhost 106

Poqvqva se slednoto:

rying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
200 courierpassd v0.30 hello, who are you?

Sega za da smenish na nqkoi account parolata pishesh slednite komandi:

user username@example.org
200 Your password please.
pass oldpassword
200 Your new password please.
newpass mynewpassword

I za final trqbva da vidish:

200 Password changed, thank-you.

Sled tova pishesh quit i izlizash.

Takam, do tuk dobre. d se vurnem po konkretno na vuprosa ti ak ot web itnerfeis da se smeni parolata. Ako izpolzvash squirrelmail trqbva da instalirash specialen plugin koito mojesh da namerish na sledniqt adres
http://squirrelmail.org/countdl.php?fileurl=http%3A%2F%2Fwww.squirrelmail.org%2Fplugins%2Fchange_pass-2.7-1.4.x.tar.gz

Tozi plugin izpolzva tochno tazi usluga i se conectva kum port 106 na localniqt host i menq parolata :) V squirrelmail-a v menu-to nastroiki se poqvqva Promqna na parola. I takam, tova e vsichko :)