![Microsoft.SystemCenter.SyntheticTransactions.TCPPortCheck.Template](/images/Template.png) | TCP Port | This template allows you to monitor for an application listening on a specific TCP port. You can quickly monitor applications like DNS, DHCP, or a Web site, where the port is well known. A list of registered ports can be found at the Internet Assigned Numbers Authority (IANA) Web site. | Microsoft.SystemCenter.SyntheticTransactions.TCPPortCheck.Template |