слижком много времени занимает авторизация на сервере
вот конфиг:
# cat configure
# $Cambridge: exim/exim-src/src/configure.default,v 1.1 2004/10/07 10:39:01 ph10 Exp $

######################################################################
#                  Runtime configuration file for Exim               #
######################################################################

primary_hostname = blabla.com.ua

domainlist local_domains = bla.com.ua
domainlist relay_to_domains = smtp.bla2.com
hostlist   relay_from_hosts = 127.0.0.1:10.0.30.0/24

acl_smtp_rcpt = acl_check_rcpt

never_users = root

host_lookup = *

rfc1413_hosts = *
rfc1413_query_timeout = 30s

ignore_bounce_errors_after = 2d

timeout_frozen_after = 7d

# trusted_users = kluser
trusted_users = kluser

begin acl

acl_check_rcpt:

  accept  hosts = :

  deny    message       = Restricted characters in address
          domains       = +local_domains
          local_parts   = ^[.] : ^.*[@%!/|]

  deny    message       = Restricted characters in address
          domains       = !+local_domains
          local_parts   = ^[./|] : ^.*[@%!] : ^.*/\\.\\./

  accept  local_parts   = postmaster
          domains       = +local_domains

  require verify        = sender

$dnslist_domain\n$dnslist_text
$dnslist_domain
  accept  domains       = +local_domains
          endpass
          verify        = recipient

  accept  domains       = +relay_to_domains
          endpass
          verify        = recipient

  accept  hosts         = +relay_from_hosts

  accept  authenticated = *

  deny    message       = relay not permitted

begin routers

send_to_gateway:
  driver = manualroute
  domains = ! +local_domains
  transport = remote_smtp
  route_list = * smtp.bla2.com

system_aliases:
  driver = redirect
  allow_fail
  allow_defer
  data = ${lookup{$local_part}lsearch{/etc/aliases}}
  file_transport = address_file
  pipe_transport = address_pipe

userforward:
  driver = redirect
  user = exim
  file = /raserver/exim/RA
  allow_filter
  no_verify
  no_expn
  check_ancestor
  file_transport = address_file
  pipe_transport = address_pipe
  reply_transport = address_reply

localuser:
  driver = accept
  check_local_user
  transport = local_delivery
  cannot_route_message = Unknown user

begin transports

remote_smtp:
  driver = smtp

local_delivery:
  driver = appendfile
  file = /raserver/exim/mail/$local_part
  delivery_date_add
  envelope_to_add
  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

# Address or Domain    Error       Retries
# -----------------    -----       -------

*                      *           F,2h,1m; G,16h,1h,1.5; F,4d,6h

begin authenticators
#end