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- Adaptation of customer requests (made on virtual resources) to
the physical network resources performing the necessary
mapping, translation, isolation and, policy that allows
conveying, managing and enforcing customer policies with
respect to theservicesby totheservicesby the network to said customer.
- Provision of a computationschemeand virtual computationschemeandvirtual control
capability via a data model to customers who request virtual
network services. Note that these customers could, themselves,
be service providers.
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The Physical Network Controller is the one in charge of configuring
the network elements, monitoring the physical topology of the
network and passing it, either raw eitherraw or abstracted, to the MDSC.
The PNC, in addition to being in charge of controlling the physical
network, is able to implement two of the four ACTN main
functionalities: multi domain coordination function and
virtualization/abstraction function
A hierarchy of PNCs can be foreseen for scalability and
administrative choices.
Implementing ACTN in ONOS
via PCEP
