Salve lista... 
Estou usando o CentoS 5.1, e neste necessito rodar um MTA com postfix e 
cyrus-imapd... 
pacotes instalados e rodando... 
 5474 ?        Ss     0:00 /usr/libexec/postfix/master 
 7964 pts/1    R+     0:00 grep postfix 
 7932 ?        Ss     0:00 /usr/lib/cyrus-imapd/cyrus-master -d 
 7978 pts/1    R+     0:00 grep cyrus-imapd 
A enviar e-mail de qqr dominio da internet, o mesmo cai na caixa postal do 
meu server... 
Mas ao tentar por qqr aplicativo recuperar o e-mail, o mesmo acusa um erro 
que naoconsigo resolver... 
telnet pop.xxxxxx.com.br 110 
Trying 219.67.34.20... 
Connected to pop.xxxxxx.com.br (219.67.34.20). 
Escape character is '^]'. 
+OK pirata.xxxxxx.com.br Cyrus POP3 v2.3.7-Invoca-RPM-2.3.7-1.1.el5 server 
ready <1217954635.1211552982(a)pirata.xxxxxx.com.br> 
user meu_login 
+OK Name is a valid mailbox 
pass minha_senha 
-ERR [SYS/PERM] Unable to locate maildrop: Mailbox does not exist 
E o erro do maillog.... 
May 23 23:28:34 pirata postfix/anvil[8308]: statistics: max connection rate 
1/60s for (smtp:64.233.182.184) at May 23 23:24:43 
May 23 23:28:34 pirata postfix/anvil[8308]: statistics: max connection count 
1 for (smtp:64.233.182.184) at May 23 23:24:43 
May 23 23:28:34 pirata postfix/anvil[8308]: statistics: max cache size 1 at 
May 23 23:24:43 
May 23 23:29:42 pirata master[8556]: about to exec 
/usr/lib/cyrus-imapd/pop3d 
May 23 23:29:42 pirata pop3[8556]: executed 
May 23 23:29:42 pirata pop3[7950]: accepted connection 
May 23 23:29:51 pirata pop3[7950]: login: SYDfb-04p1-37.ppp11.odn.ad.jp 
[219.67.32.37] claudir plaintext User logged in 
May 23 23:29:54 pirata pop3[7950]: Unable to locate maildrop user.meu_login: 
Mailbox does not exist 
Diz nao existir, ou coisa parecida... alguem pode me dizer algo por favor. 
Claudir