9 On-premise Active Directory Exchange Online On-premise Active DirectoryExchange OnlineAfter initial DirsyncUserPrincipalNamehomemdb/homeMTA/ msexchhomeservernameproxyaddressesExternal Address(targetaddress)present (Mailbox)others<NULL><NULL> (Mail enabled User)After running Hybrid Configuration WizardothersAfter moving Alex' mailbox to Exchange Online<NULL> (Remot box/Mail-enabled User)1) Kim sends to Alex.2) Exchange on-prem receives message routed to:3) Exchange on-prem reroutes the message to4) Exchange on-prem finds a connector that has address space "contoso.mail.onmicrosoft.com" and sends it over to target server.5) Exchange online receives message addressed to6) ExO server finds recipient with a proxy address of and delivers into mailbox6) Alex sees Kim's message and replies. (The mail from: address is always the capitalized SMTP address)7) Kim receives message , and sees it comes from
18 Other Fun stuff Testing and Tracing Content Filter A GTUBE message should always be detected as spam by the content filter, and the actions that are performed upon the message should match your configured settings. Include the following GTUBE text in a mail message on a single line, without any spaces or line breaks:XJS*C4JDBQADN1.NSBN3*2IDNEN*GTUBE-STANDARD-ANTI-UBE-TEST- *C.34X
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