Alternatives to Ciena

Ottawa-based telecommunications company developing advanced optical networking solutions.

Sedona Systems' NetFusion platform provides real-time visibility and deep analytics for optimizing and automating Service Provider optical and IP networks.

Designs, develops, and sells high-performance networking products and services.

Global leader in telecommunications, network infrastructure, and mobile devices.

Swedish multinational networking and telecommunications company providing infrastructure, software, and services.

Global leader in telecommunications equipment, consumer electronics, and digital solutions.

Supplier of optical networking equipment and laser components.

Designs and manufactures advanced photonic semiconductor chips for optical transceivers, LiDAR, and high-performance applications.

Software company building cloud-native networking solutions for service providers and hyperscalers.

Designs and sells high-performance cloud networking solutions for data centers and enterprise environments.

Pan-African telecommunications provider delivering integrated network services and digital infrastructure across Africa.

Cellwize provides a cloud-native, AI-driven platform called Chime to automate 5G network configuration, management, and optimization for mobile network operators.

Global provider of communications infrastructure, including fiber, colocation, and cloud connectivity.

European tower company providing passive infrastructure for mobile network operators.

Developing AI-native RAN (AI RAN) networks for the next era of telecommunications.

Global cloud connectivity and networking services provider.

GoFibre is a Scottish full-fibre broadband provider building and operating its own network in towns and cities across Scotland and the North of England.

Provides software-based solutions to mobile operators for significantly reducing energy consumption in base stations.

A telecommunications company offering mobile and broadband services.

Technology infrastructure and networking company providing enterprise solutions