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Cisco behind AT&T's MPLS backbone

Cisco's honking big CRS-1 is the switch AT&T is using to expand the reach of its 40G IP/MPLS backbone network to more than 50,000 miles in the United States, reports Network World. The Cisco Carrier Routing System (CRS-1), will extend 40Gbps from a core network to regional carrier locations, and will serve as the core platform for AT&T’s backbone expansion, the company says. The CRS-1, which Cisco unveiled in June 2004, has 1.2Tbps of capacity and 40Gbps of capacity per line card slot. Yahoo Broadband in Japan deployed the CRS-1 to upgrade its network to 40Gbps last year to meet customer demand for Internet access, VoIP and video-on-demand.

More CRS-1 news:
Cisco gaining ground in Juniper's core routing market?
Cisco's CRS-1 router fires up gamers at online gaming festival
French ISP fires up Cisco's 16-slot CRS-1 router

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Cisco is winning back the core

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It seems that Cisco is starting to win back the core, that sounds like trouble for Juniper.

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The Cisco Subnet blog is the official blog of the Network World Cisco Subnet community, managed by Editor Linda Leung. Cisco Subnet is the independent voice of Cisco customers and is your gateway to daily Cisco news, blogs, opinion, books, prize giveaways and more. Visit the Cisco Subnet home page daily and while you are there, subscribe to the Cisco Alert e-mail newsletter, which includes news and views generated by the Cisco Subnet community as well as Cisco-related stories on Network World and elsewhere on the Web.

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The opinions expressed in this Weblog are those of the writer and may not represent the opinions of Network World.

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