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`nmap` is designed to allow system administrators to scan large
-networks to determine which hosts are up and what services they
-offer. You can use nmap to test your firewall settings, for example
+networks, to determine which hosts are up and what services they
+offer. You can use nmap to test your firewall settings, for example,
to see if the required ports are open.
.Test Razor port (tcp port 2703):