ACI – A Policy Driven Infrastructure for the Intercloud World

Salim MehtaTechnical Architect Cisco Systems

The History & Evolution of SDN

27 August 2015

Evolution of IT

www.gartner.com/imagesrv/cio/pdf/cio_agenda_execsum2014.pdf

IT Industrialization DigitalizationIT Craftsmanship

Speed, Innovation and Conventional

Control, Predictable, Low Risk

Functional Operationally Focused

Moving to Webscale IT

Self ServiceMTTR

Light IT (1 x Admin: 150K servers)

Few Applications(Customer Focused)

Applications Built for CloudSuper Highly Skilled Workforce

Set the StandardClean Slate Approach

Request and WaitMTBF

Heavy IT (1 x Admin: 500 servers)

Many Applications(Customer and Internal Focused)

Applications Built for ERPHighly Skilled Workforce

Follow the StandardLegacy / Historical

Today

Spend Time Save $ Spend $ Save Time

Moving to Webscale IT

Self ServiceMTTR

Light IT (1 x Admin: 150K servers)

Few Applications(Customer Focused)

Applications Built for CloudSuper Highly Skilled Workforce

Set the StandardClean Slate Approach

Tomorrow

Spend Time Save $ Spend $ Save Time

Self ServiceAutomation

CloudCloud Capable Applications

Software Defined NetworkingBiModal IT

DevOps

Fast IT

Private Cloud

SDN 1.0 - OpenFlow

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Box by box mgmt

SDN 1.0 - OpenFlow

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

OpenFlow

Controller

SDN 1.0 - OpenFlow

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Controller

Control Plane

Data Plane

SDN 1.0 - OpenFlow

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Controller

Availability?

Scale?

SDN 2.0 - Separate Overlay

Controller

VM VMVM VM VMVM VMVM

Underlay

SDN 2.0 - Separate Overlay

Controller

VM

VMs on same DVS

VMVM VM VMVM VMVM

No correlation between overlay & underlay

SDN 2.0 - Separate Overlay

Controller

VM VMVM VM VMVM VMVM

Two Points of control!

Physical Hosts?

Diagnostics?

VMVM VM

SDN 3.0 - Application Centric Infrastructure

DB Tier

Storage Storage

Application Client

Web Tier

App TierApplication policy model

Policy instantiationVM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Integrated UnderlayDistributed Control Plane

APIC

SDN 3.0 - Application Centric Infrastructure

DB Tier

Storage Storage

Application Client

Web Tier

App TierMultiple isolatedvirtual networks

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Any Hypervisor

APIC

SDN 3.0 - Application Centric Infrastructure

DB Tier

Storage Storage

Application Client

Web Tier

App Tier

VM VMVM

10.2.4.7

VM

10.9.3.37

VM

10.32.3.7

VMVM

Virtual & Physical Hosts

APIC

Single Point of controlVM VM

Advanced telemetry for application traffic

visibility

How we deliver infrastructure with policy…

StorageWEB APP DB

LAN LAN LAN LAN SANLBFWLAN

ConnectivitySecurityQoSSLAServices

PolicyConfiguration Point

Policy Driven Data Centre

Define the Application Communication Policy

Provision the Policy into the Fabric(Fully Automated)

SecurityNetwork Virtualization Application Cloud

Policy Framework

InvestTime

SpendNo

Time

NETWORKSECURITYCOMPUTE STORAGE OPERATIONS

IMPLEMENTATIONARCHITECTURE DESIGN

BEFORE AFTER

Organisational Shift

TECHNOLOGY SILOS

VIRTUAL TEAMS

NETWORK

UC / VIDEO

X-aaS

Bimodal IT

http://www.gartner.com/newsroom/id/1923014

How Business Consumes IT

Compute Network

StorageSecurity

ITClients

Pools of Infrastructure ResourceCompute Networ

kStorage

Security Cloud

Orchestration & Automation

Resource Controllers

Infrastructure

Pool of Infrastructure Resource

PSC UCSD

How Developers Consume IT

Compute Network

Storage

Security Cloud

Open DaylightPNSCUCSM APICVMM

Storage Controlle

r

API API API API API API

Fast IT Data Centre & Cloud Reference Architecture

Ope

n In

tegr

atio

n

MANAGEMENT AUTOMATION POLICY SECURITY

ECOSYSTEM PARTNERS

UCS Director Openstack

UCS Manager

Application

PolicyInfrastructureController

Converged InfrastructureManagers

OpenDaylightVirtual Machine

Manager

Process Orchestrator 3rd Party Orchestrator

IaaS PaaS SaaS ITaaS Intercloud

Prime Services Catalogue

ORCHESTRATION

SERVICES

AUTOMATION

PORTAL

INFRASTRUCTUREMANAGEMENT

Stack Designer

IntercloudFabric

Key Takeaways

SIMPLESIMPLIFY your infrastructure and INTEGRATE across silos

SMARTCREATE intelligent capabilities and SERVICES that fuel growth

SECUREDEFEND against ATTACKS and mitigate THREATS dynamically

Programmatic Interfaces

Orchestration and

Automation

Centralized Control

Fast IT

Thank you.