Значит exim со следующими установками

<i>
### /etc/mail/exim.conf ###

primary_hostname = gw.flora.local
domainlist local_domains = ${lookup mysql{SELECT domain FROM domains \
WHERE domain='${domain}' AND \
(type='LOCAL' OR type='VIRTUAL')}}
domainlist relay_to_domains = ${lookup mysql{SELECT domain FROM domains \
WHERE domain='${domain}' AND type='RELAY'}}
# hostlist relay_from_hosts = 192.168.130.0/255.255.255.0
hostlist relay_from_hosts = 127.0.0.1
acl_smtp_rcpt = acl_check_rcpt
acl_smtp_data = acl_check_data

qualify_domain = flora.local

log_selector = \
+all_parents \
+lost_incoming_connection \
+received_sender \
+received_recipients \
+smtp_confirmation \
+smtp_syntax_error \
+smtp_protocol_error \
-queue_run

allow_domain_literals = false
# never_users = root:daemon:bin
host_lookup = *
rfc1413_hosts = *
rfc1413_query_timeout = 0s
ignore_bounce_errors_after = 30m
timeout_frozen_after = 3d
freeze_tell = postmaster
auto_thaw = 1h
#system_filter = /etc/mail/system-filter
#message_body_visible = 5000
message_size_limit = 10M
smtp_accept_max = 50
smtp_accept_max_per_connection = 50
smtp_connect_backlog = 50
smtp_accept_max_per_host = 25
split_spool_directory = true

remote_max_parallel = 15

hide mysql_servers = localhost/exim/sqlmail/qazwsx

begin acl

acl_check_rcpt:

accept hosts = :

deny local_parts = ^.*[@%!/|] : ^\\.

accept local_parts = postmaster
domains = +local_domains

require verify = sender

deny message = host is listed in

accept domains = +local_domains
endpass
message = unknown user
verify = recipient

accept domains = +relay_to_domains
endpass
message = unrouteable address
verify = recipient

accept hosts = +relay_from_hosts

accept authenticated = *

deny message = relay not permitted

acl_check_data:

deny message = Go Away! Eat Your Spam Self!
condition = ${if match{$message_body} \
{105[-_]*51[-_]*86|778[-_]*98[-_]*94} \
{yes}{no}}

accept
begin routers

#drweb_router:
# driver = accept
# condition = ${if
# eq{$received_protocol}{drweb-scanned}{0}{1}}
# transport = drweb
# no_verify

dnslookup:
driver = dnslookup
domains = ! +local_domains
transport = remote_smtp
ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8
no_more

system_aliases:
driver = redirect
allow_fail
allow_defer
data = ${lookup mysql{SELECT recipients FROM aliases \
WHERE local_part='${local_part}' AND domain='${domain}'}}

userforward:
driver = redirect
allow_fail
allow_defer
data = ${lookup mysql{SELECT recipients FROM userforward \
WHERE local_part='${local_part}' AND domain='${domain}'}}

mysqluser:
driver = accept
condition = ${if eq{} {${lookup mysql{SELECT home FROM users \
WHERE id='${local_part}' AND mbox_host='${domain}' \
AND active='Y'}}}{no}{yes}}
transport = mysql_delivery

begin transports

remote_smtp:
driver = smtp

mysql_delivery:
driver = appendfile
check_string = ""
create_directory
delivery_date_add
directory = ${lookup mysql{SELECT CONCAT(home, "/Maildir") FROM users \
WHERE id='${local_part}' AND mbox_host='${domain}'}}
directory_mode = 770
envelope_to_add
group = mail
maildir_format
maildir_tag = ,S=$message_size
message_prefix = ""
message_suffix = ""
mode = 0600
quota = ${lookup mysql{SELECT quota FROM users \
WHERE id='${local_part}' AND mbox_host='${domain}'}{${value}M}}
quota_size_regex = S=(\d+)$
quota_warn_threshold = 75%
return_path_add

address_pipe:
driver = pipe
return_output

address_file:
driver = appendfile
delivery_date_add
envelope_to_add
return_path_add

address_reply:
driver = autoreply
begin retry

* quota
* * F,2h,15m; G,16h,1h,1.5;
begin rewrite

begin authenticators

auth_plain:
driver = plaintext
public_name = PLAIN
server_condition = ${lookup mysql{SELECT id FROM users \
WHERE id = '${quote_mysql:${local_part:$2}}' \
AND mbox_host = '${quote_mysql:${domain:$2}}' \
AND passwd = '${quote_mysql:$3}' \
AND active = 'Y'}{yes}{no}}
server_prompts = :
server_set_id = $2

auth_login:
driver = plaintext
public_name = LOGIN
server_condition = ${lookup mysql{SELECT id FROM users \
WHERE id = '${quote_mysql:${local_part:$1}}' \
AND mbox_host = '${quote_mysql:${domain:$1}}' \
AND passwd = '${quote_mysql:$2}' \
AND active = 'Y'}{yes}{no}}
server_prompts = Username:: : Password::
server_set_id = $1

auth_cram_md5:
driver = cram_md5
public_name = CRAM-MD5
server_secret = ${lookup mysql{SELECT passwd FROM users \
WHERE id = '${quote_mysql:${local_part:$1}}' \
AND mbox_host = '${quote_mysql:${domain:$1}}' \
AND active = 'Y'}{$value}fail}
server_set_id = $1

### /etc/mail/exim.conf ###</i>

выдает следующее
<b>
root@gw:/etc# exim -bt andreev@flora.local
andreev@flora.local
router = mysqluser, transport = mysql_delivery
root@gw:/etc# exim -v andreev@flora.local
From: andreev@flora.local
To: andreev@flora.local
Subject: test exim
Testing
LOG: MAIN
<= root@flora.local U=root P=local S=339
delivering 1IuOns-0006he-LU
root@gw:/etc# LOG: MAIN
=> andreev <andreev@flora.local> R=mysqluser T=mysql_delivery
LOG: MAIN
Completed

root@gw:/etc# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
220 gw.flora.local ESMTP Exim 4.68 Tue, 20 Nov 2007 11:50:52 +0300
ehlo localhost
250-gw.flora.local Hello localhost [127.0.0.1]
250-SIZE 10485760
250-PIPELINING
250-AUTH PLAIN LOGIN CRAM-MD5
250 HELP
MAIL FROM: andreev@flora.local
250 OK
RCPT TO: andreev@flora.local
550 host is listed in

</b>

mysql> SELECT * FROM domains;
+-------------+---------+
| domain | type |
+-------------+---------+
| flora.local | LOCAL |
+-------------+---------+
3 rows in set (0,00 sec)

mysql> SELECT * FROM users;
+---------+---------------+---------+------+------+-------------+---------------+-----------------------------------------+-------+--------+
| id | crypt | passwd | uid | gid | mbox_host | shell | home | quota | active |
+---------+---------------+---------+------+------+-------------+---------------+-----------------------------------------+-------+--------+
| andreev | zjy82fy87REMQ | vsa2121 | 8 | 12 | flora.local | /sbin/nologin | /home/vmail/domains/flora.local/andreev | 15 | Y |
+---------+---------------+---------+------+------+-------------+---------------+-----------------------------------------+-------+--------+
3 rows in set (0,00 sec)

В чем проблема - понять не могу, хоть убей.