Additionally, if you configure diagnostic logging for the MSExchangeTransport service, an event that is similar to the following may appear in the Application log:
- You configured e-mail delivery to forward all e-mail to a smart host server.
- The smart host server is different from the Internet Service Provider (ISP) mail server where your e-mail is stored.
- You configured e-mail retrieval to use TURN authentication.
- In the E-mail Delivery Method window, you click Forward all e-mail to e-mail server at your ISP. In the E-mail server box, you type the name of a smart host server.
- In the E-mail Retrieval Method window, you do all the following:
- You click to select the Use Exchange check box.
- You click E-mail is held at my ISP until my server sends a signal.
- In the Specify the e-mail server to send the signal to box, you type a server name that is different from the name of the smart host server. This server name specifies the ISP's e-mail server that your Microsoft Exchange server will send its signal to.
- You click Turn after authentication.
- In the TURN Authentication Information window, you type the appropriate user name and password for the account that is used to authenticate Exchange to your ISP's mail server.
- Click Start, point to All Programs, point to Microsoft Exchange, and then click System Manager.
- In Exchange System Manager, expand Connectors.
Note If administrative groups or routing groups are displayed in Exchange System Manager, you have to expand the administrative group or the routing group to access the connectors.
- Right-click the SMTP connector, and then click Properties.
Note By default, the SMTP connector is named SmallBusiness SMTP connector.
- Click the Advanced tab.
- Click to select Do not send ETRN/TURN, and then click OK.
- Right-click Connectors, point to New, and then click SMTP Connector.
- In the Name box, type a name for the connector, such as TURN Retrieval.
- Under Local bridgeheads, click Add.
- In Add Bridgehead, click to select the SBS computer, and then click OK.
- Click the Address Space tab.
- Click Add, click to select SMTP, and then click OK.
- In the E-mail domain box, type nodomain.local, and then click OK.
- Click the Advanced tab.
- Click Outbound Security.
- Click to select Basic Authentication (password is sent in clear text), and then click Modify.
- Type the username and the password of the account that is authorized to retrieve mail by using TURN, and then click OK.
- If the TURN server uses Transport Layer Security (TLS) encryption, click to select the TLS encryption box.
Note If you do not know whether the TURN server uses TLS encryption, contact the Internet service provider that is hosting the server.
- Click OK.
- Click to select Request ETRN/TURN from different server, and then type the fully qualified domain name (FQDN) or the IP address of the TURN server in the Server box.
- In the Connection time box, click to select a schedule for mail retrieval, or click Customize to create a custom schedule.
- Under Specify how to request that remote servers dequeue mail, click to select Issue TURN (Requires Basic or Windows security), and then click OK.
- In Exchange System Manager, expand Servers.
- Expand ServerName, and then click Queues.
- In the list of queues, right-click the queue for the new SMTP connector, and then click Force connection.
Article ID: 827601 - Last Review: Mar 29, 2017 - Revision: 3