Enter your SMTP server information: server name and port. Keep the LocalIp option as a default. Click Connect. Use the built-in command macros to send an email from your SMTP server.
Actually, the flow is the same as with telnet. If iterating telnet smtp. You can test this as follows:. Testing gets much easier with web-based tools. For most of them, you only need to enter your SMTP server and click the button to get things done. Besides, some of them let you test the server for the open relay! Here are the most worthwhile options. If there are some configuration flaws, the tool will let you know and give you a hint for how to fix the error. This tool is useful to check the health status of the SMTP server.
Also, it will let you know if everything is running correctly and the server is not an open relay. It will try to connect to the server and send emails through it. Here is how the results are displayed:. Here is a sample of the test result:. You need to fill in several fields to use this SMTP relay testing tool:.
SMTPer is a simple tool, but it can get the job done. Mailtrap can do many things for email testing :. But SMTP relay testing is not the case. Open up a PowerShell console as administrator and run the line below:.
When successful, you should get a confirmation window like this. Click OK 1 to confirm. Once imported, be sure to verify that the certificate chain is complete and that there are no errors. If all is well, you should be able to open the certificate and see the Valid From field is current and there is a private key associated with the certificate.
An example is shown below. On the Certification Path tab, you should also see a Certificate status stating that the certificate is OK as shown below. You have successfully installed the SMTP server at this point.
But before you can use it, the server settings must be configured first. This will open the IIS 6 console. In the Properties window, check Enable logging 1 , then click Properties 2. Go to the Advanced tab, and check all the boxes in the list 1 , then click OK 2. Back in the Properties window, go to the Delivery tab and click on Advanced 1.
It does not have to be the same as the FQDN of the computer itself. Now if you have a device that you want to test, you must add its IP address to the relay restrictions first. For this example, the IP address Click the settings that you want to use, add the computers, the group of computers, or the domain that you want to specify as exceptions to the access setting that you selected in step 6, and then click OK three times.
After you set up the smart host, all outgoing messages that are designated for remote domains are routed through it. To configure a smart host, follow these steps:. If you type an IP address, enclose the address in brackets for example, [ If you want Microsoft SMTP Service to attempt to deliver the remote messages directly before it forwards them to the smart host, click to select the Attempt to direct delivery before sending to smart host check box. By default, this check box is not selected.
TroubleshootingIssue: Messages are not sent to the Drop folder. This issue can occur because of either of the following conditions:. The path to the Drop folder is incorrect. To troubleshoot this issue, follow these steps:. In the Drop directory box, verify that the path to the Drop folder is valid. Either the Drop folder or the hard disk in which the Drop folder is located is full. To troubleshoot this issue, free hard disk space in either the Drop folder or on the hard disk in which the Drop folder is located.
To do so, start Microsoft Internet Explorer, and then type the following address in the Address bar:. Click Close. How to configure the default domain. How to enable transaction logging. How to set relay restrictions.
How to set up a smart host. Click the General tab. If you want to assign additional IP addresses to the virtual server, follow these steps: Click Advanced, and then click Add. Click OK, and then click OK. Click OK. Right-click the default domain, and then click Properties. Click to select the Enable logging check box. Click Properties. Click the Access tab.
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