Monday 8 August 2011

Who needs MPLS? A dark fibre network saves York Council

New York City Council (CYC), and the voice of broadband network services contract of new offers and free for all mosaic provides Internet access and fixed wireless network of dark fiber in a city eventually create libraries of Istanbul. Public parks, this year it expanded services.

Then the network of New York residents and businesses along and Wi-Fi throughout the city council is considering the first step.

Previously, the CYC restrategise of scale, flexibility and improved handling, seeking to achieve economies of sound environment around the various contracts managed and unmanaged services, data and ISP services, there was a series . However, any change to another provider just a high profile, high-risk projects may be affected not only municipal employees, residents and the tourism industry but also for the year was over.

There were two major contracts on the verge of completion of the Office. And learning in a school funded by the National Grid, the British government for voice now invalid (NGfL) and other broadband services from data provided, the Council buildings was more. At the same time, directed and managed support agreements to control the traffic management systems.

"We meet three conditions, and solutions, not more, I thought to go to market with a very clear proposal," Roy Grant, said the head of ICT CYC.

Most providers, but the proposed solution to the traditional MPLS provides dark fiber, fiber business support the possibility of the city was Pinnacle. "This is the traditional conception of the MPLS network and a fiber network day and night, was very poor," said Grant. Eight-year contract worth £ 13.7 m with Pinnacle. All the rest of money pays for maintenance and support of voice and data managed fiber network construction dark, just under 4.2 million pounds. Attractiveness of the offer of additional capacity, network scalability and that the fixed costs.

"Dark fiber selection rules in the future, and many exceeded the known vector. In addition, the integrated network for the delivery of a completely different track. This offer came at a fixed price contract for eight years and the only thing that will change the devices would have been, "said Grant.

York Council for the design of the network of dark fiber

City-wide single-mode fiber design with Metro Ethernet backbone. 10 GB fiber, recommended for school and the other two central rings. The OSPF routing protocol, each with two rings of the spine, across the five sites connected to the POP.

Potentially any computer, in fact, gives the bandwidth, such as WDM (Wavelength Division Multiplexing) that the future is to connect dark fiber "," installation of a fiber ring is actually " almost limitless, "says Grant.

To date, all connected to the network via 1 GB fiber uplinks, and 104 sites in the city was established around 100 km of fiber.

Single-mode fiber-COP five remote sites safe within the walls of two SNMP managed media converters is directed through the transition. Transitional units on the edge of the COP, and HP 2610 HP 5406 chassis with two switches (one for the board for education), according to Cat 6 copper, fiber, convert it in. Two pieces of kit and follow the links to the alarm managed and measured for use in traffic.

Dark Materials fiber network deployment

Some of the sites selected for the implementation team to implement a gradual shift, and go far, to accelerate deployment. The Council did not all the problems faced by network problems technical. "I had to do the same job again, made me even more environmental issues that we fought for access to a railway bridge [Their] the response was slow you own buildings or areas Five or six .. If you have access to courses where you have access to sites for just a little delayed due to a railway bridge. "

CYC via a single IP converged network across the city, "we never thought we will go next to the bidding began a result," said Grant. "We have prepared for the future UK puts us among the top five or top ten councils now have a presence in New York. The most important thing is that the future connectivity and support has exceeded 24,000 students throughout the school rules, "he said.

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