Patent ID: 11888700
Assignee: NOKIA SOLUTIONS AND NETWORKS OY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC G  H

Claim 4:
5. A network management unit comprising:
at least one processor; and
at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the network management unit to:
receive a slice isolation policy for a network slice subnet (NSS) in the CN domain;
establish an NSS isolation policy for the CN NSS based on the slice isolation policy, the NSS isolation policy comprising at least one of a network resource isolation policy and an application level isolation policy;
in a case where the NSS isolation policy comprises the network resource isolation policy:
map the network resource isolation policy to a network resource allocation policy comprising isolation related requirements of virtual and/or physical resources for a network service; and
send the network resource allocation policy relating to the physical resources to a network function management function (NFMF) and/or the network resource allocation policy relating to the virtual resources to a network function virtualization management and orchestration (NFV-MANO) function for instantiation of the network service; and in a case where the NSS isolation policy comprises the application level isolation policy:
map the application level isolation policy to an application level policy comprising isolation related requirements for configuration of a network function; and
send the application level policy to the NFMF for configuring of one or more network functions.