SOAP, XML
Added on February 4th, 2011

InterFax

InterFax
The InterFAX FAX Web Service allows developers to send faxes from any environment, including VB, .NET, Java, C# and any SOAP client. The most feature-filled fax sending method. Allows full control over all aspects of fax transmission. Adds page-control features not previously found in the SendfaxEx method.


More information: http://ws.interfax.net/dfs.asmx