Stephen Lawson

Telecommunications service provider Verizon Communications Inc. has begun using an ATM (Asynchronous Transfer Mode) backbone to carry some voice calls, the first step in the carrier's first migration to a new switching technology in approximately 30 years.

Metropolitan optical start-up Appian Communications Inc.'s business model started with a reality check.

Telecommunications and Internet service provider WorldCom Inc. announced Tuesday it will restate its financial results for 2001 and the first quarter of 2002 as a result of accounting irregularities and has terminated its chief financial officer (CFO), Scott Sullivan. It will also reduce its workforce by 17,000, beginning Friday.

Telecommunications and Internet service provider WorldCom Inc. announced Tuesday it will restate its financial results for 2001 and the first quarter of 2002 as a result of accounting irregularities and has terminated its chief financial officer (CFO), Scott Sullivan. It will also reduce its workforce by 17,000, beginning Friday.

Optical telecommunication equipment maker Sycamore Networks Inc. is halting development of optical transport devices and will cut approximately 235 employees in a reorganization, the company announced Wednesday.

Optical telecommunication equipment maker Sycamore Networks Inc. is halting development of optical transport devices and will cut approximately 235 employees in a reorganization, the company announced.

Two of China

IBM Corp. on Friday signed what it called its biggest supercomputer deal in its history, valued at more than US$200 million over nine years, for a system it will never physically deliver to the customer.