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Ciena is the global leader in high-speed connectivity. Our networking systems, components, automation software, and services revolutionize data transmission and network management.

EXPLORE OUR SOLUTIONS

Cloud and AI networking
Access and aggregation
Metro and edge
Long haul
Submarine
Open line systems
Secure networking
AI-driven operations
Services

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Cloud and AI networking

Seamlessly integrate cloud and AI workloads with high-capacity, low-latency connectivity

Cloud and AI networking
AI-ready IP networking
DCI and scale-across networks
Data center OOB management
Managed Optical Fiber Networks (MOFN)
Scale-up and scale-out networks

Access and aggregation

Deliver the next generation of enterprise and mobile transport services with unparalleled scale and flexibility

Enterprise
Mobile transport
TDM
Broadband

Metro and edge

Simplify, scale, and optimize your metro and edge networks to meet new AI-driven connectivity demands

Coherent routing
Metro optical architectures
On-demand Wavelength Services

Long haul

Maximize capacity and operational efficiencies with our innovative, flexible long-haul solutions

High-capacity switching and transport

Submarine

Learn how GeoMesh Extreme unifies submarine, terrestrial, and cloud networks. Unprecedented capacity, latency, and sustainability are within reach.

Submarine networking

Open line systems

Gain more visibility and optimize your photonic network assets with our intelligent open line systems

Programmable photonics

Secure networking

Mitigate security risks and ensure the confidentiality, integrity, and availability of data

Data security and encryption
Quantum-safe communications

AI-driven operations

Power your autonomous networking journey with AI-optimized multi-layer network control and cloud-native OSS solutions

Multi-layer network control
Blue Planet Inventory
Blue Planet Assurance
Blue Planet Orchestration

Services

Ensure your network keeps pace with ever-evolving business requirements and industry advancements. Our experts provide a tailored approach to drive success.

Network acceleration
Network transformation
Managed operations
Hosted Navigator Network Control Suite

Fast-track connectivity, capacity, and success

Accelerate growth and monetize AI applications with industry-leading scale, simplified operations, and proven experience

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Our solutions  by segment

Cable/MSO
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Finance

Healthcare
Neoscalers
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Transportation
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Our insights

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Artificial intelligence
In and around the data center
Scalable long-haul transport
Routing and switching
Submarine networking
Multi-layer network control
Autonomous networking

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Blog

AI inference demands more dynamic connectivity: Here’s the opportunity for service providers

As AI adoption drives rapid growth in inference alongside continued training demand, enterprise traffic is becoming more distributed, dynamic, and unpredictable. Ciena’s Paulina Gomez explores how service providers can respond with more agile, on-demand connectivity to turn the evolving needs of AI into a new growth opportunity.

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Video

Understanding scale-up and scale-out networks

AI model training depends on dedicated networking architectures designed for different performance requirements. In this video, Spencer Giacalone, Senior Director of Cloud and AI Architecture, explains the roles of scale-up and scale-out networks, why both are essential for AI infrastructure, and how technologies such as NVLink, RoCEv2, and emerging standards enable efficient, high-performance AI networks. He also discusses how Ciena’s Nitro and Vesta products support next-generation XPU connectivity.

Watch

Webinar

The next phase of AI connectivity: How CSPs can capitalize on emerging demand with NTT, Omdia, and Ciena

In this webinar, explore how AI demand is driving new connectivity requirements across edge, metro, and long-haul networks—from high-capacity wavelength services and dedicated AI connectivity to flexible, on-demand service offerings.

Watch

Application Note

Enabling data center connectivity with coherent routing

Explore five practical use cases for enabling data center and AI-driven deployments with coherent routing. Covering colocation providers, service providers, enterprises, and neoscalers, this application note connects market shifts such as AI growth, cloud expansion, and expanding data center footprints to specific network architectures and deployment approaches.

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Our company

As the global leader in high-speed connectivity, we empower our customers, partners, and communities to thrive in the AI era.

About Ciena
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Our success is rooted in people

Our commitments to inclusion, social impact, well-being, and sustainability, empower our people to improve their lives and lift those around them.

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Press Release

Telxius and Ciena Achieve First Live 1.3 Tb/s Data Transmission Across the Atlantic

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Customer Story

Zayo Europe uses Ciena tech to launch new German network covering key metro hubs

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Redefining Optical Networks
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Latest Broadband

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Article

What is coherent PON?

Uncover the power of coherent PON (CPON) technology with Ciena. Learn what CPON is and how it revolutionizes optical networks.

Read

Video

25GS-PON and XGS-PON Overlay Demonstration

In our live demonstration, we will show the coexistence of XGS-PON and 25GS-PON on the same single fiber, enabling both residenti ...

Watch

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Ciena is the global leader in high-speed connectivity.

We build advanced networks to support exponential growth in bandwidth demand—empowering our customers, partners, and communities to thrive in the AI era. With unparalleled expertise and innovation, our networking systems, interconnects, automation software, and services revolutionize data transmission and network management.

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Our solutions

EXPLORE OUR SOLUTIONS

Cloud and AI networking

Access and aggregation

Metro and edge

Long haul

Submarine

Open line systems

Secure networking

AI-driven operations

Services

Fast-track connectivity, capacity, and success

Our solutions by segment

Our insights

SELECT A TOPIC:

AI inference demands more dynamic connectivity: Here’s the opportunity for service providers

Video

Understanding scale-up and scale-out networks

Webinar

The next phase of AI connectivity: How CSPs can capitalize on emerging demand with NTT, Omdia, and Ciena

Application Note

Enabling data center connectivity with coherent routing

Our company

Our success is rooted in people

Press Release

Telxius and Ciena Achieve First Live 1.3 Tb/s Data Transmission Across the Atlantic

Customer Story

Zayo Europe uses Ciena tech to launch new German network covering key metro hubs

Investors

Investor Relations

Contact us

General Inquiries

Sales

Global offices

North and South America

Europe, Middle East, and Africa

Asia Pacific

Latest Broadband

Article

What is coherent PON?

Video

25GS-PON and XGS-PON Overlay Demonstration

Our solutions  by segment