The picture can't be displayed.

China Telecom Americas

Managed SD-WANUse-Cases for Global Network Operators in China

ctamericas.com

The picture can't be displayed.

China Telecom’s Software Defined WAN Architecture

BranchBranc

hBranch

Branch

Branch

Branch

Branch

Branch

Data Cente

r

SD-WAN PLANE

Headquarter

PrivateCloud

The picture can't be displayed.

Cloud Gateway (CGW)Deployment on the edge of CTG backbone network, which converge regional traffic and transfer to other nodes.

Customer Branch(Singapore)

EPL / MPLS VPN / 4G / DIA

Customer HQ(Los Angeles)

Customer Branch(Hong Kong)

Cloud Anchor Equipment (CAE)Physical or virtual x86 based white box at customer on-premise network. Used for gathering internal traffic and functions as integrated managed point.

CAE

The Last Mile CoverageUse overlay tunnel to transfer instead of using physical cable

CloudGateway

Overlay Tunnel

China Telecom IDC Net(AS 36678)

SDNSoftware deployed on the Cloud to manage the Virtual Gateway, create or release VMs and control bandwidth

Service OrchestratorDeployed in CT global cloud node. In charge of added-value services and system docking.

(Active)(Stand-by)

SDN Controller

Service Orchestrator

sync

SDN Controller

Control Plane

Data Plane CAE

CAE

CloudGateway

CloudGateway

China Telecom’s Cloud Enabled SDN Architecture

Public Internet

The picture can't be displayed.

Software Defined WAN Drivers

By the end of 2019, 30% of enterprises will use SD-WAN products in all their branches. – Gartner

Simplified management and orchestration

Reduce costs via broadband Internet, increasing bandwidth utilization

Increased visibility and security in the enterprise

The picture can't be displayed.

Network Enablement with Versa

Simplicity Reliability

Business Performance

Agility Costs

China Telecom’s managed SD-WAN service is built on Versa’s comprehensive suite of virtualized network and security functions (VNFs), offering greater business agility and cloud readiness through application-level visibility, control and integrated set of security functions.

CT has deployed Versa’s multi-tenant SD-WAN and SD-Security solution in 25+ cloud hubs globally to meet the demands of distributed enterprises with high availability workloads running in the cloud.

Versa’s technology can be provisioned using x86 white box appliances, programmable with third-party VNFs to cut-down on CAPEX and vendor lock-in related costs.

The picture can't be displayed.

Accelerating SD-WAN with Silver Peak China Telecom delivers fully-managed SD-WAN services based on Silver Peak Unity EdgeConnect and Unity Boost technology. With this service, multinational enterprises can cost effectively address international connectivity, performance and security requirements to expand into and across China.

Unity EdgeConnect

• Zero Touch Provisioning

• Dynamic Path Control

• Path Conditioning

• Cloud Intelligence

Unity Orchestrator • Single Screen Administration

• Granular Real-Time Monitoring and Historical Reporting

• Bandwidth Cost Savings Reports

Tiered Packages WAN Optimization

CT NetCareIntegration

Centralized control

The picture can't be displayed.

Use Case 1: Basic SD-WAN Over Public Internet

Branch

CAE

CAE: Cloud Anchor EquipmentIPsec tunnel

Public Internet

Branch

Main Office

The picture can't be displayed.

Use Case 2: Internet WAN with Cloud Gateways

Branch

CT SD-WAN Net AS 36678

BranchSD-WAN tunnel CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

Internet

Internet

Internet

The picture can't be displayed.

Use Case 3: Hybrid WAN – Replace CPE with CAE

Branch

CAE

SD-WAN Traffic via CT DCI Net

(AS 36678)

PE (MPLS VPN)

CGW

CAE

SD-WAN tunnel

CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

HeadquarterInternet

CGW

Internet

PE (MPLS VPN)

MPLS VPN Traffic via CN2

(AS 4608)

The picture can't be displayed.

Use Case 4: Hybrid WAN – Existing Network + SD-WAN

CT SD-WAN Net

SD-WAN CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

Headquarter

Internet

Internet

Local LoopCT MPLS VPN

Non-Critical Traffic

Critical TrafficBranch

PE: Provider Edge

The picture can't be displayed.

Use Case 5: Cloud Connected WAN via CX or Global Internet

CT SD-WAN Net

SD-WAN tunnel CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

MPLS VPN

Headquarters

Internet

Global Internet Egress

Fiber

HeadquartersLayer 2 or 3

Cloud Exchange (CX)Interconnect

The picture can't be displayed.

Use Case 6: Cloud Connected WAN via Cloud Exchange Outer Path

CT SD-WAN Net

SD-WAN tunnel CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

Internet

Headquarter

vCAE (Installed on cloud server)

The picture can't be displayed.

Use Case 7: Mobile Access

SD-WAN tunnel IPSec VPN Tunnel

CGW: Cloud GatewayvCAE (Installed on cloud server)

Internet

CT SD-WAN NetworkIPsec Gateway(IPSec/L2TP, SSL-VPN)

The picture can't be displayed.

Use Case 8: SaaS Platform Acceleration

SD-WAN tunnel

CAE: Cloud Anchor Equipment

CGW: Cloud Gateway

Internet

Internet

Internet

Headquarters

Branch

Branch

CT SD-WAN Net

InternetEgress A

InternetEgress B

InternetEgress C

The picture can't be displayed.

China Telecom Cloud Interconnection Coverage

Europe• Frankfurt

• London

• Paris

• Prague

• Amsterdam

• Luxembourg

Africa &Middle East

• Johannesburg

• Nairobi

• Dubai

• Lagos

• Cairo

Asia-Pacific• Beijing• Shanghai• Guangzhou• Hohhot• Jakarta• Mumbai• Tokyo• Hanoi• Bangkok• Manila

• Chengdu• Guizhou• Hong Kong• Kuala Lumpur• Seoul• Singapore• Sydney• Macau• Phnom Penh• Karachi

Americas• Los Angeles

• San Jose

• Washington DC

• Chicago

• Toronto

• Sao Paulo

The picture can't be displayed.

SD-WAN Business Case: Logistics ProviderProject

A privately-owned global transportation and logistics provider with 37 offices (18 in the US, 19 overseas) and 400+ employees worldwide required a reliable, end-to-end global SD-WAN solution for managing ERP application connectivity while complying with Chinese government Cybersecurity laws and regulations.

Solution• Customized, fully-managed SD-WAN solution from China Telecom and Versa Networks.• Easily integration with China Telecom’s DIA and licensed IPSec services.• Centralized control help improved application performance and network agility.• Lower CAPEX with less vendor lock-in for customer by using programmable white-box appliances. • Lowered OPEX with simplified configuration and link provisioning reducing truck rolls and management

of complex VLANS.

Challenge Poor application performance and control for an 8 site network between the USA and China sites: Shanghai, Beijing, Guangzhou, Ningbo, Qingdao, Shenzhen, Xiamen and Chicago

The picture can't be displayed.

SD-WAN Business Case Results

15%SD-WAN savings

200msReduced US-China latency from 250ms to sub 200ms

60%Internet savings

The picture can't be displayed.

Improve agility and application performance with China Telecom’s Managed SD-WAN Service.

Start a Free Trial Today!

To get your free trial started, contact marketing@ctamericas.com