188 WebSphere and .Net Interoperability Using Web Services
The affinity management needs to have the same persistence qualities as the
messages that are being transferred - that is, survive session, machine and
storage failure. WS-ReliableMessaging can be combined with WS-Addressing to
generate and pass endpoint address information inside the SOAP envelope with
the same quality of service as the message itself.
The load-balancing node selects a new destination endpoint on the
createSequence interaction, and inserts the address of the endpoint in a
WS-Addressing header in the SOAP message. Interactions between sender and
receive pass this address backwards and forwards to route subsequent
messages to the right destination endpoint node.
8.8 ...