Optics

The Optical Internetworking Forum (OIF) announced completion of the 100G LH DWDM Framework Document, which lays the foundation for the forum’s 100G technical work and provides component vendors with the specificity needed to focus their 100G investments. “The Framework Document provides the foundation that is needed to coordinate and advance the OIF 100G projects,” said Jeff Hutchins, director of business ...

Nokia Siemens Networks and Juniper Networks Inc. announced Tuesday they are co-developing 10G, 40G and 100G IP over DWDM solutions with management integration and GMPLS control plane interworking.The companies will implement long-haul DWDM optics on router line interface cards to increase network efficiency by reducing the need for redundant transponders.Because IP and optical networks traditionally are managed separately, the companies ...

European carrier COLT selected Infinera’s DTN for its pan-European network. The Infinera DTN is a Digital ROADM for long-haul and metro core networks, combining high-capacity DWDM transport, integrated digital bandwidth management, and GMPLS-powered service intelligence in a single platform. COLT operates a 13-country, 25,000km network that includes metropolitan area networks in 34 major European cities with direct fiber connections into ...

Infrastructure costs are a key area of concern when service providers look at ways to grow profitably – especially if they are required to lease fiber or circuits and have to balance profitability with offering the best value to their customers. One way to expand the capacity of a fiber network is by moving to dense wave division multiplexing (DWDM) ...

U.K. operator NWIX announced this week it has chosen Cube Optics AG and Ekinops as key suppliers for its planned network expansion. The deployments provide additional capacity and reach through Ekinops’ reconfigurable add/drop multiplexer (ROADM) capabilities and support the future growth of NWIX’s high-capacity, national optical network.NWIX, which specializes in providing Ethernet and DWDM services, was looking to increase the ...