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Stories by Jim Duffy

  • Enterprise R&D to hit Juniper profits

    Juniper this week reported fourth quarter and full year 2006 earnings in line with analyst expectations, but cautioned that expenses in building its enterprise product portfolio and channel will squeeze 2007 margins.

  • Study: Publicly owned broadband can spur net neutrality

    Publicly owned information infrastructure is the key to healthy competition, universal access and nondiscriminatory networks, according to a nonprofit firm that promotes "environmentally sound" economic development strategies.

  • Cisco exec on router's increasing edginess

    Cisco has a number of significant extensions to its venerable 7600 Ethernet edge router, which were previewed in December at ITU. Among the more important was Broadband Remote Access Server (B-RAS), making the six-year-old workhorse Cisco's strategic -- for now -- aggregation platform for video. Cisco Senior Vice President Mike Volpi shared his thoughts on the ripened router, its ever increasing roles and its competition with Network World Managing Editor Jim Duffy.

  • Nortel: Why Cisco should be worried

    It's been a little more than a year since Mike Zafirovski left Motorola to take the reins at Nortel. In that time he has remade top management, raised the profile of Nortel's enterprise business, focused product development, slashed costs, instituted quality and ethics principles, and established sales and profitability targets. Zafirovski shared his thoughts with Jim Duffy on how things have gone and what's next.

  • Redback rails against Cisco edge router

    Redback Networks is taking shots at Cisco's 7600 edge router, just when the 6-year-old product is ready to become a more direct competitor to Redback's offerings.

  • Juniper enhances core network for IPTV traffic

    Juniper Networks this week rolled out enhancements to its service management system and router software designed to enable service providers to more efficiently and reliably transport video services throughout the IP network core.

  • Nortel to enhance its Ethernet derivative

    Nortel will enhance a proprietary technology for improving the performance of Ethernet as part of its emphasis on becoming a leading supplier of metro Ethernet systems for carriers.

  • Broadband line growth hits new low

    Even though the second quarter of 2006 saw the steepest drop in DSL prices in four years, it was also the quarter with the lowest broadband growth rate ever.

  • Nortel partners for IMS presence technology

    Nortel this week said it has partnered with Follwap, a developer of presence and instant messaging technology, to provide personalization, mobility and security for Nortel's IP Multimedia Subsystem (IMS) product portfolio.