use SOAP::Lite;
print SOAP::Lite
->  uri('http://internalserver/WebServices/Mail.WSDL')
->proxy('What Goes here')
->SendMail ("email address", "Test subject", "Test Message")
->result;
# If I take the proxy line out or put in 'false' I get an error telling me I need it.

# VB equivalent

Set soapClient = CreateObject("MSSOAP.SoapClient")
soapClient.mssoapinit "http://internalserver/WebServices/Mail.WSDL"
soapClient.ConnectorProperty("UseProxy") = False
soapClient.SendMail "Email address", "Test subject", "Test message"