In today’s digital business landscape, solving network connectivity challenges in multicloud environments is a complex task. SD-WAN (Software-Defined Wide Area Network) technology offers an effective solution for office networks, enabling seamless connections between different cloud providers and an enterprise’s private data centers. Below, we explore how SD-WAN helped a multinational corporation achieve efficient communication between its offices, multiple cloud platforms, and internal data centers through a real-world example.

Company Overview

A global multinational corporation with multiple offices worldwide had deployed critical business applications and services across different cloud providers while maintaining an internal data center for storing sensitive data and running core business systems. As its operations expanded, the company needed to ensure employees could access applications and data across various cloud platforms and the data center quickly and securely.

SD-WAN Implementation Approach

Hub-and-Spoke Architecture Deployment

The company first installed an SD-WAN central controller in its data center, responsible for global policy management and network path optimization. SD-WAN edge devices (customer-premises equipment, CPE) were then deployed in each office, acting as bridges to communicate with the central controller.

Multicloud Integration Strategies

a) Direct Cloud Connectivity: For transferring critical applications and sensitive data, SD-WAN established dedicated high-speed, low-latency connections with each cloud platform to ensure stable data transmission.

b) Public Internet Optimization: For non-critical business and daily office applications, SD-WAN edge devices connected to cloud platforms via the public internet. Leveraging SD-WAN’s intelligent path selection and bandwidth optimization, data transmission remained efficient.

Application Recognition and Policy Control

The SD-WAN system identified traffic types automatically and routed them according to predefined policies. For example, latency-sensitive applications like video conferencing and VoIP were prioritized and transmitted over low-latency paths, while non-urgent tasks like web browsing and file downloads used more cost-effective routes.

Security Policy Deployment

The solution integrated multiple security features, including encryption, next-generation firewalls, and intrusion prevention systems, to ensure end-to-end security for inter-cloud data transfers and comply with global data protection regulations.

Centralized Management and Monitoring

Through the SD-WAN management platform, the IT team remotely monitored network status across global offices. In case of issues, they could quickly adjust policies to maintain business continuity.

Implementation Results

Performance Enhancement

Intelligent routing and multi-path technology reduced latency and packet loss, delivering a high-quality user experience for employees.

Cost Control

By combining public internet and direct cloud connectivity, the company balanced costs and performance, maximizing cost-effectiveness.

Flexible Scalability

The SD-WAN architecture supported easy integration of new cloud services or offices, adapting seamlessly to the company’s rapid business growth.

Strengthened Security

Unified security policies and encryption provided robust protection for data transmission in multicloud environments, meeting global regulatory requirements.

Ogcloud SD-WAN Product Introduction

Leveraging its proprietary network coverage and management advantages, Ogcloud provides high-performance global SD-WAN solutions for Chinese and international enterprises, ensuring reliable access to overseas corporate applications and data transmission.

Key Features of Ogcloud SD-WAN

Enables enterprises to quickly access global cloud platform resources.

Delivers stable, low-latency video conferencing experiences across global cloud environments.

Facilitates seamless use of international internet-based shared cloud applications, such as OA, ERP, and cloud storage.

For more information, contact Ogcloud, your trusted network service provider, to customize the ideal network solution for your business!