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Evolving metro cloud networks through virtualization and automation

How can network operators scale their metro networks to accommodate this ever-escalating traffic without reducing performance, reliability, and service quality? And, very importantly, how do they d...

The path(s) to the broadband future for cable MSOs

Whatever the reason, the reality is that cable networks need to evolve, quickly, to remain competitive. A broad consensus has emerged in the industry that the future of ultra-broadband access is fi...

Packet-aware transport enables more efficient and flexible IP/optical networking

For many network operators, the question of how to most efficiently design their core IP/optical backbone network and provide essential bandwidth connectivity to end customers or applications is cr...

Simplifying inter-building high-count fiber networks

Conventional high-count fiber network options are prone to disruptions, increased financial costs due to maintenance, and premature system overhauls. Not surprisingly, users in many industries have...

Flexi-rate optical interfaces go mainstream

Only the recent emergence of data center interconnect (DCI) optimized platforms breathed life into 200G 16QAM, which has now found its niche delivering low cost, high capacity inter-city interconne...

The journey to 400 Gigabit Ethernet

For the past year, the development of 400 Gigabit Ethernet (400GbE) has been underway in the IEEE 802.3 Ethernet Working Group. Formally known as IEEE P802.3bs 400GbE, the project targets the devel...

Software-defined access and aggregation networks

An industry shift toward software-based capabilities and concepts has gathered significant momentum in recent years. In carrier networks, software-defined access and aggregation networks offer an e...

Transforming metro-network economics

To optimize metro architectures, you need to know your Layer C from your Layer T.

Open networks will be the key to meeting future requirements.

With game-changing applications that include cloud computing, mobility, video, and Big Data requiring support of non-stop - and costly - bandwidth demands, cloud and service providers are driving t...

Optical IQ modulators for coherent 100G and beyond

Indium phosphide can overcome the limitations of LiNbO3, opening the door to the performance tomorrow's coherent transmission systems will require.

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