DOCUMENT:Q269771  23-OCT-2000  [exchange]
TITLE   :XIMS: Configuring the Internet Mail Service to Send an ETRN
PRODUCT :Microsoft Exchange
PROD/VER::5.5
OPER/SYS:
KEYWORDS:exc55

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5 
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SUMMARY
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When you configure the AlwaysUseETRN registry key, the domain that the Enhanced
TURN (ETRN) command is sent for varies depending on the configuration of the
Internet Mail Service.

MORE INFORMATION
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When you select the "Do not reroute incoming SMTP mail" option on the Routing
property page of the Internet Mail Service, an ETRN command is sent for the SMTP
domain specified on the Site Addressing page in Site Addressing Properties for
the local site.

When you select the "Reroute incoming SMTP mail" option on the Routing property
page of the Internet Mail Service, an ETRN command is sent for all the domains
specified in the routing table on the Routing property page of the Internet Mail
Service.

For additional information, click the article number below to view the article in
the Microsoft Knowledge Base:

   Q175494 XFOR: Dequeing SMTP Mail Outside of Dialup Connections

Additional query words: ETRN

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Keywords          : exc55 
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : :5.5
Issue type        : kbinfo

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