SD-WAN replaces or augments MPLS by routing branch traffic over multiple transports (broadband, LTE/5G, dedicated internet, MPLS) under policy-based control. The result is lower WAN cost, better cloud-app performance, and faster site turn-up. Singapore options include carrier-managed (Singtel, M1, StarHub, NCS) and vendor-direct (Cisco Meraki / Viptela, Fortinet, Versa, VMware VeloCloud, HPE Aruba EdgeConnect, Cato Networks).
AT&T Worldwide Telecommunications Services is the international enterprise arm of AT&T Business, providing global connectivity, managed networking, mobility, IoT, cybersecurity, and unified-communications services to multinational corporations. The Singapor...
China Telecom (Asia Pacific) is the regional subsidiary of China Telecom Global, headquartered in Singapore and serving 15 APAC markets with international connectivity, internet services, cloud infrastructure, and data-centre colocation. The company operate...
Specialising in secure, custom-designed network and communications solutions, Deutsche Telekom Global Business Solutions Singapore serves enterprises across Asia and globally. Its portfolio includes SD-WAN, SASE, premium internet connectivity, unified commu...
Headquartered in Hong Kong with a broad Asia-Pacific footprint, HGC Global Communications delivers telecommunications and ICT solutions to enterprises, carriers, and service providers across the region. Its portfolio covers international connectivity, IP tr...
IIJ Global Solutions Singapore Pte. Ltd. operates as the Singapore branch of Japan's Internet Initiative Japan, focusing on telecommunication services. The company provides global network connectivity solutions, enabling businesses to maintain seamless oper...
Established in Singapore in 2020, this IMDA-licensed Facilities Based Operator provides international telecommunications connectivity between Singapore, Hong Kong, and the Philippines. Core services include International Private Leased Circuits (IPLC), end-...
NTT Communications World Network (S) Pte Ltd is the Singapore-based regional entity of NTT Ltd., the global IT services and telecommunications arm of Japan's NTT Group. The company delivers global network services, managed cloud, managed security, data-cent...
Ray, headquartered in the vibrant tech hub of Singapore, is at the forefront of Enterprise Secure Networking Solutions. Ray operates in the telecommunications space and serves organisations looking for practical technology outcomes. Its public website highl...
A subsidiary of India's Reliance Industries, Jio Infocomm delivers integrated telecommunications and digital services across consumer and enterprise markets. Business customers access high-speed connectivity through dedicated Integrated Lease Line, SD-WAN,...
Telekomunikasi Indonesia International (Telin) is the international subsidiary of Indonesia's state-owned Telkom Group, headquartered in Singapore. The company provides international voice, IP transit, SD-WAN, submarine-cable capacity, data-center colocatio...
TI Sparkle is the global wholesale and digital-services subsidiary of TIM Group (Telecom Italia), delivering international connectivity, IP transit, MPLS, SD-WAN, cloud interconnection, mobile signalling, and voice services to carriers, ISPs, and multinatio...
Verizon Communications Singapore Pte Ltd is the local operating company for Verizon Business, which provides global network services, SD-WAN, managed security, internet of things, voice, mobility, and professional services. The company serves multinational...
ViewQwest is an award-winning Singapore-headquartered connectivity and managed-security services provider operating since 2001, delivering fibre broadband to residential customers and enterprise network and security solutions to multinational corporations a...
BT Singapore is the local operating company of BT Group's global business division, delivering managed networking, SD-WAN, cloud connectivity, unified communications, contact-centre, and cybersecurity services to multinational enterprises across Asia-Pacifi...
Telin Singapore is the regional hub of Telekomunikasi Indonesia International, the international arm of Indonesia's state-owned Telkom Group, with NeutraDC operating the group's neutral data-centre platform including a Singapore facility (SNG-3). The combin...
It depends on your traffic. SD-WAN is more flexible and cost-effective for cloud-bound and regional traffic and can use multiple underlays; MPLS still offers predictable performance for latency-sensitive private traffic. Many Singapore firms run a hybrid. Choose by application mix, cloud usage and how much you value flexibility versus guaranteed private-circuit performance.
IMDA-licensed carriers bundle SD-WAN with their FBO or SBO backbones, simplifying cross-border procurement and SLAs under one contract; integrators offer vendor-neutral design across carriers. Carrier-bundled suits single-provider simplicity; integrator-led suits multi-carrier or multi-region flexibility. Weigh single-throat-to-choke accountability against best-of-breed underlay choice.
Confirm the underlay encryption — typically AES-256 IPSec — and that the key-management approach is documented, plus how any cloud-based controller is secured. For MAS TRM or CSA Cybersecurity Code of Practice workloads, this matters for compliance. Ask whether security such as firewalling and segmentation is integrated (SASE) or bolted on, and where the controller is hosted.
SD-WAN steers traffic across multiple links — broadband, cellular, MPLS — and can prioritise applications, which helps for Singapore-to-ASEAN branches. Carrier-bundled offerings using their regional backbone simplify cross-border SLAs and support. Confirm the provider regional points of presence and how they guarantee performance to your specific overseas sites.
Underlay availability and per-link commitments, application-performance guarantees, failover behaviour, the controller hosting and security, and support response — including whether it is local. For regulated workloads, confirm encryption and key-management documentation. Clarify who owns the underlay versus the overlay when a circuit fails, so accountability is clear during an outage.