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5 Intercloud and interoperability
Figure 6-2 – Primary CSP using cloud services provided by secondary CSPs
Figure 6-3 and Figure 6-4 indicate primary CSP use peer service management functional component to make
access to the secondary CSPs' operational support systems and business support systems (BSSs) through
business access functional component and business capabilities, administration access functional component
and business capabilities respectively.
This Recommendation describes additional extensions to [ITU-T Y.3502] for the support of inter-cloud, in
particular extensions to functions and the definition of reference points necessary to support interactions
between relevant functional components.
Figure 6-3 – Primary CSP using business capabilities provided by secondary CSPs
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