I got the following error when i run CPTRACE tool
15:24:32:718 - CSMTPMessage::CSMTPMessage FROM <6565@CALLPILOT.XXXXX.com>
15:24:32:734 - CSMTPMessage::AddRecipients TO <<59986566@CALLPILOT.XXXXX.com>>
15:24:32:843 - CSMTPServer::RegisterSubmissionCallback <5fa6f00:3126b70>
15:24:32:859 - CSMTPServer:

oLogon opening SMTP connection
15:24:32:875 - mm_log <Trying IP address [192.168.10.58]> <0>
15:24:35:921 - CSMTPServer:

ing SMTP connection reopened
15:24:35:953 - CSMTPMessage::StreamFile sending MAIL command.
15:24:35:968 - CSMTPMessage::StreamFile negotiating recipients.
15:24:35:984 - CSMTPMessage::StreamFile sending DATA command.
15:24:36:000 - CSMTPMessage::StreamFile sending data.
15:24:36:156 - CSMTPMessage::StreamFile send completion
15:24:36:187 - CSMTPServer::Send SMTP Failure <554>
15:24:36:203 - CSMTPServer::UnregisterSubmissionCallback <5fa6f00:3126b70>
15:24:37:125 - CSMTPServer::Send SMTP connection closed
15:24:37:140 - mm_log <Winsock cleanup> <0>
15:24:37:156 - XP Status <Influshing>
15:24:37:171 - ICpltXpLogon::SubmitMessage failed
15:24:37:375 - XP Status <Influshing>
15:24:37:390 - XP Status <Online>
15:24:37:406 - XP Status <Online>
15:26:05:625 - RCMAPILogon::Logoff shutting down message store