I was unable to send mail from visualcron. Error message shows "Authentication unsuccessful". but we were able to connect without any issues.Please let me know how to move forward. Output
error.txt
(2kb) downloaded 45 time(s).Error message attached.
Received: 220 Srvername.ner Microsoft ESMTP MAIL Service ready at Fri, 28 Apr 2017 09:53:49 -0700
Sent: EHLO 12-S-TA
Received: 250-asc.serverdata.net Hello [144.202.240.204]
Received: 250-SIZE 52428800
Received: 250-PIPELINING
Received: 250-DSN
Received: 250-ENHANCEDSTATUSCODES
Received: 250-STARTTLS
Received: 250-AUTH GSSAPI NTLM
Received: 250-8BITMIME
Received: 250-BINARYMIME
Received: 250 CHUNKING
Sent: AUTH NTLM TlRMTVNTUAABAAAAl4II4gAAAAAAAAAAAAAAAAAAAAAGAHIXAAAADw==
Received: 334 TlRMTVNTUAACAAAADgAOADgAAAAVgonidJrM57SEgK8AAAAAAAAAAN4A3gBGAAAABgGxHQAAAA9FAFgAQwBIADAAOAAwAAIADgBFAFgAQwBIADAAOAAwAAEAFgBDAEEAUwAwADgAMAAtAEMATwAtADQABAAqAGUAeABjAGgAMAA4ADAALgBzAGUAcgB2AGUAcgBwAG8AZAAuAG4AZQB0AAMAQgBDAEEAUwAwADgAMAAtAEMATwAtADQALgBlAHgAYwBoADAAOAAwAC4AcwBlAHIAdgBlAHIAcABvAGQALgBuAGUAdAAFACoAZQB4AGMAaAAwADgAMAAuAHMAZQByAHYAZQByAHAAbwBkAC4AbgBlAHQABwAIAMobIAJAwNIBAAAAAA==
Sent: 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
Received: 535 5.7.3 Authentication unsuccessful
Exception in Task: User authentication failed: Unaccepted server reply for command TlRMTVNTUAADAAAAGAAYAJAAAABOAU4BqAAAABYAFgBYAAAAFAAUAG4AAAAOAA4AggAAABAAEAD2AQAAFYKI4gYAchcAAAAP+Y3U8UdmQ6qs3JR4T33QvW0AMwBzAGkAeAB0AHkALgBuAGUAdABvAHAAZQByAGEAdABpAG8AbgBzADEAMgAtAFMALQBUAEEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAi