OCP光路交换子项目更新.pdf

1、Brian OConnor,Richard YuGoogleOptical Circuit Switching:OCP Subproject Update&Googles ApproachOptical Circuit Switching:OCP Subproject Update&Googles ApproachBrian OConnor,Richard YuGoogleNetworkingWhat is an OCS?Optical switch that provides configurable pure optical paths between optical input and

2、output ports.Multiple technologies available:Robotic,Beam Steering,Silicon PhotonicWhy use OCS?Traffic-agnosticCompatible with current and future link speedsCompatible with any current and future protocolsNo Optical-Electrical-Optical ConversionsNo choke points,queues,or buffers to overflow Security

3、:No traffic snoopingLow latencySpeed of light vs.electrical latencyCost-effectiveNo transceiversLower power consumption(less than 5%than traditional electric packet switches)Optical Circuit Switching(OCS)FiberFiberFiberFiberOCS working group was established July 2025 and began meeting in AugustGoal:

4、To accelerate OCS adoption and ensure seamless integration of OCS into modern datacenter networks by leveraging and creating open technologiesDoes not include proprietary solutions or long-haul connectionsMembership represents collaboration across OCS vendors and data center operatorsOpportunities t

5、o collaborate with other consortia,including:Linux Foundation,IOWN,SONiC,OpenConfig,IETFOpen meetings are held weekly on Wednesday mornings(9am Pacific Time)via ZoomWhat is the OCS Working Group?OCS Working Group:WorkstreamsOpen Specs for OCS SoftwareStandardize Data Models and Interfaces for:Contro

6、lManagementTelemetryAlarmsIdentify and document end-user requirementsDatacenter and AI Cluster OptimizationIdentify best practices&use casesDemonstrate OCS-SDN integration at the network level(PoC quality)InteroperabilityDevelop test frameworks and test casesAlign efforts with consortiaContribute to