Before you begin
Whenever the Exactly-once QOS (quality of service) is required for transferring messages transactionally across different WebLogic Server domains, you must establish a trust relationship between these domains by using a common security credential.
To configure a trusted relationship:
Note: This password must match the password used for the domain that you are interoperating with.
Note: When interoperating with a release 6.1 domain, the 9.0 Credential password must exactly match the “system” user password configured for the 6.1 domain.