Advanced Services enabled by
GMPLS in Digital Optical Networks
Leigh Wade and Vijay Vusirikala
lwade@infinera.com

Outline Photonic Integration and Digital OpticalNetworking

 GMPLS in Digital Optical Networks
 Applications

 Layer1 VPN
 GMLPS UNI for Dynamic Bandwidth Reconfiguration

Infinera Confidential and Proprietary | 2

Outline Photonic Integration and Digital Optical
Networking

 GMPLS in Digital Optical Networks
 Applications

 Layer1 VPN
 GMLPS UNI for Dynamic Bandwidth Reconfiguration

Infinera Confidential and Proprietary | 3

Digital Optical Networks
Digital Optical Networks
PhotonicIntegration

Bandwidth
Virtualization

SoftwareIntelligence

Cost –Bandwidth
Effective
GrowthCapacity

Services
Services
Uncertainty
FlexibilityOperationsOperations
BurdenScale
Infinera Confidential and Proprietary | 4

Photonic Integration and Digital Optical Networks
Photonic Integrated Circuits

Digital Optical Networks

DigitalNode

100Gb/s Receive

Don’t Eliminate
OEO…Make it
Cheaper

Photonic
IntegratedCircuits

100Gb/s Transmit

Direct Benefits:

Strategic Benefits:• Lower cost OEO• Lower power• Higher density• More reliable• Fewer line cards• Simpler system design• Maximize service access• Digital feature richness
at every node• Software intelligence• Simplify operations• Increase flexibility

Infinera Confidential and Proprietary | 5

High-speed Services on Conventional DWDM
Can my network handle thedata rate? Wave blocking?
Dispersion? Optical power?
Regen? Protection? etc.
ServiceNOC

Wave= Transponder-based DWDM
Infinera Confidential and Proprietary | 6

Decoupling Transport Services from Waves
As long as I have thebandwidth, I know I can
support the service.

40G
100G

320

leila bav
Ga

240G
280G available
200G available
300G

310G
350G available
265G available
available
365G0G
41blli aaaveService/Capacity Abstraction

NOCAll sites are connected; GMPLS enables Operational simplicity
Infinera Confidential and Proprietary | 7

Digital Bandwidth Management w/ GMPLS

2.5G
10G40GODU1s per λ100Gb/s “pool of bandwidth” per line card
(40 ODU1s)
01 02 03 04 05 06 07 08 09 10
11 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
Number of λs

100G Enables fractional services (e.g., Fractional 100 GbE)
 GMPLS fully automates bandwidth management
Infinera Confidential and Proprietary | 8

Outline Photonic Integration and Digital OpticalNetworking

 GMPLS in Digital Optical Networks
 Applications

 Layer1 VPN
 GMLPS UNI for Dynamic Bandwidth Reconfiguration

Infinera Confidential and Proprietary | 9

GMPLS in Digital Optical Networks
 Integrated bandwidth management in Digital

Optical Networks enables end-to-end GMPLS
intelligence

 GMPLS enabled services optimize theperformance of IP layer Integrated protection and restoration capabilities GMPLS UNI based dynamic bandwidth reconfigurability

Infinera Confidential and Proprietary | 10

Operations Scale with GMPLS
NMS!

Inventory
Management

Infinera Confidential and Proprietary | 11

Operations Scale with GMPLS
NMS
Inventory
ManagementTopology
Discovery

Infinera Confidential and Proprietary | 12

Operations Scale with GMPLS
NMS
Inventory
ManagementTopology
Discovery

AB

ServiceProvisioning

Infinera Confidential and Proprietary | 13

Operations Scale with GMPLS
NMS
Inventory
Management

Topology
Discovery

A

B

A

B

ServiceProvisioning

ServiceRestoration

Infinera Confidential and Proprietary | 14

GMPLS a la Carte
Use as much or as little GMPLS capability as
befits your operational procedures andservice needs

OpEx
Savings

ServiceRestoration
ServiceProvisioning

InventoryManagementTopology
OpticalDiscovery
UNIServiceProvisioning

Topology
Discovery
ServiceRestoration

Inventory
Management

Migration over TimeInfinera Confidential and Proprietary | 15

Outline Photonic Integration and Digital OpticalNetworking

 GMPLS in Digital Optical Networks
 Applications

 Layer1 VPN
 GMLPS UNI for Dynamic Bandwidth Reconfiguration

Infinera Confidential and Proprietary | 16

Layer1 VPN - Overview
Multiple virtual transport networks on a shared physical network
Site 5Site 4412

Site 3Site 2Customer A view
Site 15413Customer B view

Carrier View

L1VPN - CharacteristicsKey Applications• Data plane isolation from other customers• External customer offering - Alternative
to dark fiber or leased capacity sales• Management and control plane separation• User-controlled circuit provisioning• Internal carrier uses - Separate
administrative domains
Infinera Confidential and Proprietary | 17

Dynamically Reconfigurable Bandwidth
GMPLS UNI

Router AOptic
Re al LS
que P
stRouter C

Router B
GMPLS
UNIACBD

Router D
Dynamically allocatable IP capacity
Baseline IP layer connectivity

IP Virtual Network Topology

 Applications of dynamically reconfigurable bandwidth Dynamic IP load balancing between routers Multiple circuits to time-share same bandwidth (“Time of day” services) Digital Optical Networking unlocks full value of GMPLS UNI
 100G+ service-ready capacity on each link
 Agnostic to transmission constraints
 2.5G switching granularity

Infinera Confidential and Proprietary | 18

Value of GMPLS UNI Interoperability
 Provides GMPLS intelligence benefits to a multivendor network
 “Network-is-master” model to ensure data integrity
 Automated topology discovery
 Point & Click circuit provisioning Reduction of operating & maintenance costs
 Facilitation of service delivery
 Automated restoration capability

Infinera Confidential and Proprietary | 19

GMPLS UNI - Interoperability Demonstration
 Network Configuration

6 Infinera DTN nodes in one core network
One overlay Router network with router edge nodes
Each has up to 5 links to its (sole) core node.
Up to 5 active LSPs per core node Functional Areas Tested
 Addressing
 Discovery and Link Management
 Call and Connection Management (Signaling)

IP Router

Infinera DTN
Infinera Confidential and Proprietary | 20

Summary GMPLS control plane simplifies & automatesservice provisioning End-to-end data plane continuity is key to enabling
GMPLS services

 Digital Optical Networks combine bandwidth
management with DWDM transport

Infinera Confidential and Proprietary | 21