IMAP, посылает пустой пароль и не справшивает.сохраненных паролей нет.

авторизуюсь по IMAP, thunderbird посылает пустой пароль и не справшивает.сохраненных паролей нет.

Код:

[root@localhost MMARKK]# /root/tshark -i Leth4 host 10.80.2.20 and tcp port 143
Capturing on Leth4
  0.000000   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [SYN] Seq=0 Len=0 MSS=1460 TSV=40582650 TSER=0 WS=7
  0.000163   10.130.0.0 -> 10.80.2.20   TCP imap > 37909 [SYN, ACK] Seq=0 Ack=1 Win=5792 Len=0 MSS=1460 TSV=1020308739 TSER=40582650 WS=0
  0.000258   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [ACK] Seq=1 Ack=1 Win=5888 Len=0 TSV=40582650 TSER=1020308739
  0.004175   10.130.0.0 -> 10.80.2.20   IMAP Response: * OK [CAPABILITY IMAP4rev1 UIDPLUS CHILDREN NAMESPACE THREAD=ORDEREDSUBJECT THREAD=REFERENCES SORT QUOTA AUTH=PLAIN IDLE XCOURIEROUTBOX=INBOX.Outbox XMAGICTRASH] Courier-IMAP ready. Copyright 1998-2005 Double Precision, Inc.  See COPYING for distribution information.
  0.004337   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [ACK] Seq=1 Ack=270 Win=6912 Len=0 TSV=40582651 TSER=1020308743
  0.282260   10.80.2.20 -> 10.130.0.0   IMAP Request: 1 capability
  0.282417   10.130.0.0 -> 10.80.2.20   TCP imap > 37909 [ACK] Seq=270 Ack=15 Win=5792 Len=0 TSV=1020309022 TSER=40582721
  0.282550   10.130.0.0 -> 10.80.2.20   IMAP Response: * CAPABILITY IMAP4rev1 UIDPLUS CHILDREN NAMESPACE THREAD=ORDEREDSUBJECT THREAD=REFERENCES SORT QUOTA AUTH=PLAIN IDLE XCOURIEROUTBOX=INBOX.Outbox XMAGICTRASH
  0.282670   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [ACK] Seq=15 Ack=455 Win=8064 Len=0 TSV=40582721 TSER=1020309022
  0.330173   10.80.2.20 -> 10.130.0.0   IMAP Request: 2 login "mmarkk" ""
  0.369328   10.130.0.0 -> 10.80.2.20   TCP imap > 37909 [ACK] Seq=455 Ack=36 Win=5792 Len=0 TSV=1020309109 TSER=40582733
  5.353518   10.130.0.0 -> 10.80.2.20   IMAP Response: 2 NO Login failed.
  5.353627   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [ACK] Seq=36 Ack=475 Win=8064 Len=0 TSV=40583989 TSER=1020314094
  6.809723   10.80.2.20 -> 10.130.0.0   IMAP Request: 3 login "mmarkk" ""
  6.809835   10.130.0.0 -> 10.80.2.20   TCP imap > 37909 [ACK] Seq=475 Ack=57 Win=5792 Len=0 TSV=1020315550 TSER=40584353
  8.265315   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [FIN, ACK] Seq=57 Ack=475 Win=8064 Len=0 TSV=40584717 TSER=1020315550  8.305038   10.130.0.0 -> 10.80.2.20   TCP imap > 37909 [ACK] Seq=475 Ack=58 Win=5792 Len=0 TSV=1020317046 TSER=40584717
 11.830475   10.130.0.0 -> 10.80.2.20   IMAP Response: 3 NO Login failed.
 11.830578   10.80.2.20 -> 10.130.0.0   TCP 37909 > imap [RST] Seq=58 Len=0