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Each web page has an address, which is called a uniform resource locator (URL).HTML allows designers to be linked together via hyperlinks.Whereas a web page is a document that is encoded with hypertext markup language (HTML) tags.
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This issue occurs if the Transport service is in an inactive state. When you try to test SMTP communications by using Telnet, you receive a 412.4.3.2 error that resembles the following: 220 ESMTP MAIL Service ready at Thu, 17:04:17 -0400Ģ Hello T21:08:37.583Z,08D03F2DE58E0D71,SMTP,mailboxtransportsubmissioninternalproxy,-,Messages: 0 Bytes: 0 (Retry : Service not active) When this issue occurs, an event that resembles the following is logged in the Application folder:Īdditionally, connection activity information that resembles the following is logged in the Mailbox Connectivity log. Instead, it remains in the Outbox folder or the Drafts folder. When a user tries to send email messages in an Exchange Server 2013 or Microsoft Exchange Server 2016 environment, the email is not sent as expected.