SDN/NFV for Cloud Data

Centers: Case Study 안 종 석

(JongSeog Ahn) Senior Managing Director

NAIM Networks

james@naimnetworks.com

June, 2014

NFV/SDN

ONF의 SDN

NFV

NFV/SDN Use Cases and PoC

NFV and SDN Industry Map

2

내용

NFV/SDN - ONF & NFV(ETSI)

Name Drivers Industry Start

ONF

Google, Facebook,.. Service

Providers 2011.

Network

Functions

Virtualization

Deutsch Telecom, British Telecom,..

Carriers 2013. 1.

3

ONF: Service Providers

NFV: Carriers for ETSI

NFV/SDN - Collaboration

ETSI + ONF = SDN4NFV

ONF and ETSI announce strategic collaboration for SDN support of NFV

OpenFlow

Commodity Hardware

Telco Agility

Optimization Abstraction

HW/SW Separation

Edge Acceleration

IT 산업 간의 협력을 통한 글로벌 경쟁력 보유

(Creating cross-industry links)

SDN

NFV/SDN - Data Center

NFV

NFV/SDN - Physical Topology

ETSI의 NFV Topology: Inter Data Center

SDN 표준 확장 필요: NFV는 SDN의 Use Case

NFV 표준 구체화 필요: SDN은 NFV의 하부 인프라

ONF의 SDN - APIs

Northbound API: Applications

East-West API: Between Controllers

Southbound API: Forwarding Hardware

Forwarding Hardware

Forwarding Hardware

Forwarding Hardware

Forwarding Hardware

OpenIRIS Mul

FlowVisor

Application Application Application

Northbound API

East-West API

Southbound API

Da

ta

Pla

ne

Co

ntr

ol

Pla

ne

A

pplic

ation

OpenFlow

Network Controller Software

OpenDaylight

ONF의 SDN - Controller in Market

Northbound

APIs

Protocol

Plug-ins

Southbound

Protocols

Network

Elements

8

For What? Where? When and How?

NFV

What are legacy protocols?

SDN: Enabling a shift from protocols to applications

Database

Protocol

Program

ONF의 SDN - Shift

ONF의 SDN - Core Network for 5G

--- eMail WWW Phone ---

--- SMTP HTTP RTP ---

TCP UDP ---

IP

이더넷 PPP

--- CSMA async sonet ---

--- copper fiber radio ---

2G : CS Core

3G : CS and PS Core

4G : All PS (Flat IP)

5G : SDN

ONF의 SDN – OpenFlow benefits

OpenFlow-enabled SDN and Network Functions Virtualization

ONF Solution Brief, February 17, 2014

ONF의 SDN - Accelerations

하이퍼바이저

pNIC

VM VM VM VM VM VM

vNIC vNIC

vNIC vNIC vSwich

vSwich

vNIC vNIC

VEPA

pNIC pNIC

pSwitch

Dara Plane Acceleration

Host CPU + NIC

Host CPU + Multi Core NIC

VEPA (Virtual Ethernet Port Aggregator)

Host CPU + Multi Core pSwitch

하이퍼바이저

pNIC

VM VM

pSwitch

vSwich

Acc Acc Acc

Cont.

ONF의 SDN - vNIC & DirectPath I/O

vNIC for Cloud Services DirectPath I/O for NFV Some Features are mutually exclusive with Edge Accelerations of DirectPath Functions

ONF의 SDN - SDN Based NFV

Substrate

Integrated programmable NFV : End-to-End based Scale out, Critical optimization, Almost Wire Speed

VM TX Firewall / Security

Rate Limiting

Billing Routing Phys TX

Controller

ToR Fabric Switch

Packet Processor

Storage

Router

vSwitch

NIC

Virtual

Machines

ONF의 SDN - Specifications

Constraints :

Incremental improvement on 1.X pipeline

Board decided 1.3.X is a long term release

15

ONF의 SDN - L4-L7 statistics

For What? Where? When and How?

NFV

16

L4-L7 stats types and characteristics for ONF L4-L7 architecture

Stateless L4 stats Network attacks OpenFlow switch

Stateless L7 stats Application attacks OpenFlow switch or other L4-L7 service function (DPI)

Statefull L7 stats and telemetries APT L4-L7 service function (DPI)

Existing OF and Stateless extension to OF1.4 / 1.5

Stateless OpenFlow Extension with floating pointer OF ?

Statefull OF extension for Layer 4-7 Services OF Future

OSS / BSS

EMS 2

VNF 2

EMS 3

VNF 3

EMS 1

VNF 1

Virtualisation Layer

Virtual Storage Virtual Network Virtual Compute

Storage Hardware

Network Hardware

Computing Hardware

Service, VNF & Infrastructure Description

VNF (Virtualised Network Function)

Hardware Resources

Orchestrator

VNF Managers

Virtualised Infrastructure

Manager

NFV - SDN may fit into NFV

Virtual Network

OpenFlow vSwitch

OpenFlow pSwitch

OpenFlow Controller

OpenFlow VNFswitch

Config Point

Config

vNetwork

NFV M&O

October 15-17, 2013 at the “SDN and OpenFlow World Congress”, Frankfurt-Germany.

17

A Virtual Network Function (VNF) utilises these virtualised resources, and may use various VMs (Virtual Compute) connected via some Virtual Networks.

OSS / BSS

EMS 2

VNF 2

EMS 3

VNF 3

EMS 1

VNF 1

Virtualisation Layer

Virtual Storage Virtual Network Virtual Compute

Storage Hardware

Network Hardware

Computing Hardware

Service, VNF & Infrastructure Description

VNF (Virtualised Network Function)

Hardware Resources

Orchestrator

VNF Managers

Virtualised Infrastructure

Manager

NFV - Open Sources

DPD

K/O

VS

KVM/XEN OpenDaylight SDN Controller

Cloud Environment

TBD – Commercial/Open Source

TBD – Commercial / Open Source

18

NFV/SDN Use Cases and PoC(ETSI)

NFVI as a Service

VNFaaS

VNPaaS

VNF Forwarding Graphs

Virtualisation of Mobile Core Network and IMS

Virtualisation of Mobile base station

Virtualisation of the Home Environment

vCDN

Fixed Access Network Functions Virtualisation

PoC NFV Use Case ** Carriers Vendors

CloudNFV Open NFV

Framework

Use Case #5 Virtualization of the Mobile

Core and IMS

Sprint

Telefonica

6Wind, Dell, Enterprise W

eb, Huawei, Mellanox, Ov

erture, Qosmos

Service Chaining for

NW Function Selection in

Carrier Networks

Use Case #2 Virtual Network Function as

a Service (VNFaaS) , Use Case #4 Virtual

Network Forwarding Graphs

NTT Cisco, HP, Juniper

Virtual Function State

Migration and Interoperability

Use Case #1, NFV Infrastructure as a Servi

ce (NFVIaaS)

AT&T

BT Broadcom, Tieto

Multi-vendor Distributed NFV Use Case #2 VNFaaS, Use Case #4 Virtual

Network Forwarding Graphs CenturyLink

Certes, Cyan, Fortinet, RA

D

E2E vEPC Orchestration

in a multi-vendor open NFVI

environment

Use Case #1 NFVIaaS, Use Case #5 Virtual

ization of the Mobile Core and IMS

Sprint

Telefonica

Connectem, Cyan, Dell, In

tel

Virtualised Mobile Network

with Integrated DPI

Use Case #2 VNFaaS, Use Case #5 Virtuali

zation of the Mobile Core and IMS, Use C

ase #6 Virtualisation of Mobile base statio

n

Telefonica HP, Intel, Qosmos, Tieto,

Wind River

C-RAN virtualisation

with dedicated hardware

accelerator

Use Case #6 Virtualisation of Mobile base

station China Mobile

Alcatel-Lucent, Intel, Wind

River

Automated Network

Orchestration Use Case #1 NFVIaaS

Deutsche Teleko

m Ericsson, x-ion

VNF Router Performance

with DDoS Functionality Use Case #2 VNFaaS AT&T, Telefonica Brocade, Intel

NFV/SDN Use Cases and PoC(ETSI)

A Cloud of Clouds

Abstraction Abstraction Abstraction

AppFabric Platform

Resource Driver

Resource Driver

Resource Driver

Cloud Data Center

Enterprise Data Center

Micro- Datacenters

ISP

SDN Controller

NFV and SDN Industry Map

OpenFlow-enabled SDN and NFV

ONF Solution Brief, February 17, 2014

Q&A

23

Thank you very much

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