Hello guys,
Recently we are working with integration between Office 365 to Cloud Service for Email, working in reflect mode topology, we are following the guide Data Loss Prevention Cloud Service for Email Implementation Last Update February 2020.
My Enforce Server On-premises can communicate with cloud sucessful after import enrolment bundle and opened firewall rules.
My Office 365 administrator has configured connector outbound and inbound following the guide, when we are doing the test with sending email, we have some error messages in Office 365 console.
Reason: [{LED=421 4.4.1 Fatal: Forwarding agent unavailable. Closing connection.};{MSG=};{FQDN=cds2g-p01-inductio-10lxbffgvo06n-269055033.us-west-2.elb.amazonaws.com};{IP=34.208.174.194};{LRT=6/19/2020 7:13:18 PM}]. OutboundProxyTargetIP: 34.208.174.194. OutboundProxyTargetHostName: cds2g-p01-inductio-10lxbffgvo06n-269055033.us-west-2.elb.amazonaws.com
Timestamp:6/19/2020 7:26:30 PM
EventId:DEFER
Source:SMTP
MessageSubject:Test email for connector validation
MessageId:<ad8a4804-9a94-4ff3-9816-9e3420b7cbfd@CP0P215MB1203.LAMP215.PROD.OUTLOOK.COM>
Recipients:pnogueira1991@yahoo.com.br
RecipientCount:1
RecipientStatus:[{LED=421 4.3.0 Tenant Not Assigned. Missing X-DetectorID. Check configuration: https://support.symantec.com/en_US/article.DOC9008.html.};{MSG=};{FQDN=cds2g-p01-inductio-10lxbffgvo06n-269055033.us-west-2.elb.amazonaws.com};{IP=52.33.200.83};{LRT=6/19/2020 7:26:28 PM}]
SourceContext:Progressive backoff retry time of: 00:15:53
Sender:O365ConnectorValidation@cip-bancos.org.br
EventData:OutboundProxyTargetIPAddress:52.33.200.83, OutboundProxyTargetHostName:cds2g-p01-inductio-10lxbffgvo06n-269055033.us-west-2.elb.amazonaws.com, OutboundProxyFrontEndIPAddress:25.152.74.27:25, OutboundProxyFrontEndName:CY1NAM02FT034, OutboundTlsDetails:TLS=SP_PROT_TLS1_2_CLIENT TLSCipher=CALG_AES_256 TLSKeyLength=256 TLSKeyExAlg=CALG_ECDH_EPHEM, IsSmtpResponseFromExternalServer:True, Microsoft.Exchange.Hygiene.TenantOutboundConnectorCustomData:Name=Conector nuvem Symantec DLP - Saída;ConnectorType=Partner;UseMxRecord=False, DeferredRecipientIndex:0, LocalDelayLatency:0, DeliveryPriority:Normal, OriginalFromAddress:<>, AccountForest:LAMP215A002.PROD.OUTLOOK.COM