Toll free:
1-800-207-3714
International:
+44 20 7012 5555
General Inquiries
North America: 1-800-921-1144
International: +44 20 7012 5555
Sales
North America: 1-800-207-3714
International: +44 20 7012 5555
Ciena is a global leader in optical and routing systems, services, and automation software. We build the world’s most adaptive networks to address ever-increasing digital demands for richer, more connected experiences for all users. For three-plus decades, we’ve brought our innate sense of humanity to our relentless pursuit of innovation. We prioritize deep, collaborative relationships within our teams, and alongside our customers, partners, and communities—local and global.
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