CARY, N.C., Aug.

Ethernet-over-bonded copper pair and Ethernet-over-TDM access circuit equipment segments holding up relatively well despite economic recession NEW YORK, March 20 /PRNewswire/ -- Worldwide sales of copper-based carrier Ethernet access platforms rose 52% year-over-year to $253 million in 2008, according to the new Carrier Ethernet Access Platform (CEAP) Quarterly Market Tracker service published by Heavy Reading (www.heavyreading.com), the market research division of TechWeb's Light Reading (www.lightreading.com).

By Nolle, Tom Is there profit in illogic? Fixed-bandwidth, leased-line TDM services were the mainstay of private networking until the 1990s. Still sold today, they range from 56-kbps dataphone digital services to T1/E1,T3/E3 and SONET.