But from output of the imapsync command it can successfully log in to 192.168.200.6 with PLAIN password (check output). The problem is with zimbra imap server. Can't log in the zimbra imap server.
[root@mail ~]# telnet localhost 143
Trying 127.0.0.1...
Connected to localhost.localdomain (127.0.0.1).
Escape character is '^]'.
* OK IMAP4 ready
. login
abc@lsnet.in xyz
. NO cleartext logins disabled
Regards,