RE: sending base64 encoding

[Sam Ruby]

Examples of Apache SOAP and Apache Axis formatted requests using base64 and
a large number of other data types, as well as the responses from these and
a dozen other servers from a large number of vendors, can be found at:

http://www.apache.org/~rubys/ApacheClientInterop.html

- Sam Ruby

P.S.  Search for echoBase64.