Appendix 1

Appendix 1: Reference (Details of individual technologies)
1. Technology for a common control framework
Application
Requirement-A
Application
Requirement-B
Application
Requirement-C
API
Virt. NW-A
Virt. NW-B
Virt. NW-C
NW Function a
NW Function b
NW Function c
Slice
Automatic Conversion
of Control Processing
1) Technology for Common Control Framework
Control
Database of
Control Structure
Virt. NW
Federation
Aggr.
Aggr.
Virt. NW
Virt. NW
IP/Tunnel
IP/Tunnel
Virt. NW
(NW: Network)
(PTN: Packet Transport
Network)
(Aggr.: Aggregation)
Virt. NW
IP/Tunnel
PTN/WDM
Multi-Layer
Multi-Domain
2. Technologies for integrated control of multiple layers and domains
Resource Pool
MPLS‐VPN LSP Transport
Opt. Core
Virtualized
NW
Multi-Layer
Network
Resource Mgmt.
Upper NW
Resource Mgr.
Cooperation
Resource
Adaptation
Optical Core NW
Resource Mgr.
Opt. Core
Physical NW
a) Multi-Layer Network Resource Management
Resource Pool
Virtualized
NW
Physical
NW
Impact Assessment &
Recovery in the event of
Multiple System Failures
Resource Pool
Alarms
Alarm Relation Mgmt.
Impact Assessment
Virtualized
PTN
Alarms
Failures
Physical
PTN
Logical Alarm
Manager
Multiple Physical
Alarm Manager
b) Impact Assessment & Recovery of Multiple Failures
Multi-Layer, MultiDomain SDN OAM
SDN OAM
- Connectivity
Check
- Link Trace
- Loopback
c) SDN OAM: Checking Network Quality
(PTN: Packet Transport Network)
(NW: Network)
3. Technologies for developing virtualization-compatible SDN nodes
Virtualized
NW
Resource Pool
Tunnel Protocol Setting
Tunnels
Optical
Core
Virtualized
NW
Effective Network
Resource Utilization
by Multi-Layer Adaptation
OpenFlow Controller
Automatic Setting
by OpenFlow Protocol Extension
Switch Controller
Physical
NW
High Speed Software
Packet Processing
DC
Tunnels
(Eg.: VXLAN)
(DC: Data center, NW: network)
DC
Automatic Tunnel-Setting Processing
SDN Software Switch “Lagopus”
a) Automatic Tunnel Protocol-Setting Processing
Optical
Core
Physical
NW
Optical Path
(ODUflex)
Optical core NW
Resource Mgr.
Automatic Setting
by OpenFlow Protocol Extension
PKT-Circuit/Opt.
ODU Switch
 Switch
Optical core node
ODUflex Support
b) Packet-Aware Opt. Path Processing
(ODUflex Support)
Ctrl. driver
DC
DC
Resource Pool
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