RCORD VOLTHA Introduction Saurav Das ONF Shawn Ying
- Slides: 11
R-CORD & VOLTHA Introduction Saurav Das (ONF) & Shawn Ying (AT&T) CORD Build 2017, San Jose November 6, 2020
Central Office Re-Architected as a Datacenter (CORD) Overview Economies of a datacenter – Cloud Infrastructure built with a few commodity building blocks using open source software and white-box switches Agility of a cloud provider SDN NFV Software platforms that enable rapid creation of new services or… Bringing Access-as-a-Service to the Cloud
CORD: Multi-Access Architecture Residential v. OLT, v. SG, v. Router, v. CDN Mobile v. BBU. v. MME, v. SGW, v. PGW, v. CDN Enterprise v. Carrier. Ethernet, v. OAM, v. Wan. Ex, v. IDS Access Service Orchestration & Control White-box Switches with Merchant Silicon Metro Ethernet BBUs PON OLTs COTS (Off-the-Shelf) x 86 Compute 3 ROADM (Core)
Residential CORD Service Creation and Orchestration Control Plane VNFs as SDN apps CORD Controller (XOS) AAA Control v. OLT Control DHCP Relay … Fabric Control v. Router Control SDN Controller (ONOS Cluster) NETCONF Multi-vendor ONT/ONUs & RG XGS-PON Whitebox OLT (Edge. Core) Maple Qumran. AX Bare-metal Open-source Leaf-Spine Fabric Spine … Open. Flow 1. 3 Spine To. R To. R VOLTHA CDN VOLTHA v. SG Dataplane VNFs in Edge Compute 3 rd Party Service VNFs Metro Routers
Virtual OLT Hardware Abstraction (VOLTHA) VOLTHA hides PON-level details (T-CONT, GEM ports, OMCI etc. ) from the SDN controller, and abstracts each PON as a pseudo-Ethernet switch easily programmed by the SDN controller VOLTHA northbound VOLTHA core VOLTHA southbound adapters Envoy (REST) Net. Conf agent global_handler dispatcher config_root grpc_server kafka_client adapter_agent fluentd config_proxy consul registrator Calix OLT 5 Open. Flow Agent Ciena ASFv. OLT 16 Ciena OLT Whitebox OLT (Edge. Core) Tibit Nokia Adtran Tibit Micro -OLT Nokia OLT Adtran OLT Common control and management framework shared by all OLTs &ONUs
BBWF R-CORD & VOLTHA Demo CORD Head Node XOS Open. Stack … ONOS MAAS CORD Compute Node VOLTHA Ov. SG Whitebox To. R Fabric Switch nternet Edge. Core 7712 (Tomahawk 32 x 100 G) Central Office Residential Subscribers Edge. Core Whitebox OLT (ASFv. OLT 16) BCM ONU R G Nokia SD-OLT (Light. Span CF-24 W) Nokia ONU R G
802. 1 x Subscriber Authentication CORD Head Node XOS Open. Stack … ONOS Radius CORD Compute Node VOLTHA Ov. SG Whitebox To. R Fabric Switch nternet Edge. Core 7712 (Tomahawk 32 x 100 G) Central Office Residential Subscribers Edge. Core Whitebox OLT (ASFv. OLT 16) BCM ONU R G Nokia SD-OLT (Light. Span CF-24 W) Nokia ONU R G
Subscriber VLAN Provisioning CORD Head Node XOS Open. Stack … ONOS Radius CORD Compute Node VOLTHA Ov. SG Whitebox To. R Fabric Switch nternet Edge. Core 7712 (Tomahawk 32 x 100 G) Central Office Residential Subscribers Edge. Core Whitebox OLT (ASFv. OLT 16) BCM ONU R G Nokia SD-OLT (Light. Span CF-24 W) Nokia ONU R G
Subscriber Data-plane Traffic CORD Head Node XOS Open. Stack … ONOS Radius CORD Compute Node VOLTHA Ov. SG Whitebox To. R Fabric Switch nternet Edge. Core 7712 (Tomahawk 32 x 100 G) Central Office Residential Subscribers Edge. Core Whitebox OLT (ASFv. OLT 16) BCM ONU R G Nokia SD-OLT (Light. Span CF-24 W) Nokia ONU R G
Subscriber Services CORD Head Node XOS Open. Stack … ONOS Video Source Operator view Radius CDN CORD Compute Node VOLTHA Ov. SG Subscriber view Whitebox To. R Fabric Switch nternet Edge. Core 7712 (Tomahawk 32 x 100 G) Central Office Residential Subscribers Edge. Core Whitebox OLT (ASFv. OLT 16) BCM ONU R G Nokia SD-OLT (Light. Span CF-24 W) Nokia ONU R G
BBWF Booth E 107 B
