Gets or sets the port number of the URI.
Assemblies: System.Runtime.Extensions (in System.Runtime.Extensions.dll)
System (in System.dll)
The port cannot be set to a value less than -1 or greater than 65,535.
The port number defines the protocol port for contacting the host referenced in the URI. If a port is not specified as part of the URI, the Port property returns the value of -1 to indicate that the default port value for the protocol scheme will be used to connect to the host. If the Port property is set to a value of -1, this indicates that the default port value for the protocol scheme will be used to connect to the host.