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MANO workflow (Network Service lifecycle management flows (Network Service…
MANO workflow
Network Service lifecycle management flows
Network Service on-boarding flows
On-board Network Service Descriptor flow
Disable Network Service Descriptor flow
Enable Network Service Descriptor flow
Update Network Service Descriptor flow
Query Network Service Descriptor flow
Delete Network Service Descriptor flow
Network Service instantiation flows
Network Service instance scaling
Network Service instance scale-out
Network Service instance scale-in
Network Service instance update flows due to VNF instance modification
Network Service instance termination flows
VNF Forwarding Graph lifecycle management flows
Create VNF Forwarding Graph
Update VNF Forwarding Graph
Query VNF Forwarding Graph
Delete VNF Forwarding Graph
VNF lifecycle management
VNF Package on-boarding flows
Enable VNF Package
Update VNF Package
Disable VNF Package
Query VNF Package
On-Board VNF package
Delete VNF Package
VNF instantiation flows
VNF instantiation flows with resource allocation done by
NFVO
VNF Check Feasibility
VNF instantiation flow
VNF instantiation flows with resource allocation done by
VNF Manager
VNF instantiation from EM
VNF instantiation from NFVO
VNF instance scaling flows
Scaling flow with resource allocation done by NFVO
Determining scaling action
Detecting need to scale
Scaling flows with resource allocation done by VNF
Manager
Automatic VNF expansion triggered by VNF performance
measurement results
EM initiated VNF expansion
Automatic VNF contraction triggered by VNF performance
measurement results
EM initiated VNF contraction
VNF instance termination flows
If the termination request is issued by the VNF Manager, then steps 1 to 3 are optional.
If the termination request is issued by the EM, Step 1 Terminate VNF Instance will be sent to VNF Manager, then, forwarded to NFV Orchestrator. Steps 1 to 3 are optional.
NFV fault management
save VNF and NS descriptors to catalog
check, validate and place VNF and NS
create VMs
instantiate VMs
