1)I have to send emails with authentication previously i was trying just for sending mails from linux machine to exchange. 2) I got emails when I am using same username in my outlook. This is my debug file 
>> 220 XXX.XXXX.XXX Microsoft ESMTP MAIL Service, Version: 6.0.3790.39
+59 ready at  Fri, 14 Aug 2009 19:17:28 +0530
<< EHLO XXX.XXXX.com
>> 250- XXX.XXXX.XXX Hello [XXX.XXX.XXXX.XXX]
>> 250-TURN
>> 250-SIZE
>> 250-ETRN
>> 250-PIPELINING
>> 250-DSN
>> 250-ENHANCEDSTATUSCODES
>> 250-8bitmime
>> 250-BINARYMIME
>> 250-CHUNKING
>> 250-VRFY
>> 250-X-EXPS GSSAPI NTLM LOGIN
>> 250-X-EXPS=LOGIN
>> 250-AUTH GSSAPI NTLM LOGIN
>> 250-AUTH=LOGIN
>> 250-X-LINK2STATE
>> 250-XEXCH50
>> 250 OK
<< AUTH LOGIN
>> 334 Vsgdfd5hbWU6
<< Y2hhbmRhbiAbxbchjBubWZvSDJDNdC5sb2M=
>> 334 UDSzc3dvSJJD6
<< UH4x
>> 535 5.7.3 Authentication unsuccessful.
<< quit

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In reply to Re^6: Sending Email to Exchange server from linux box by chandanperl
in thread Sending Email to Exchange server from linux box by chandanperl

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