John Chambers of Cisco Speaks At Boston College Chief Executives' Club [Getty Images]

John Chambers, chairman and chief executive officer of Cisco Systems Inc., center, speaks with Peter Lynch, vice chairman of Fidelity Management and Research, left, and Robert Kraft, owner of the New England Patriots football team, before addressing the Chief Executives' Club of Boston in Boston, Massachusetts, U.S., on Friday, June 11, 2001. Chambers said high U.S. taxes remain the major reason California-based Cisco has $40 billion in cash overseas and suggested America's opportunity to "bring back the cash" may be limited. Photographer: Michael Fein/Bloomberg via Getty Images

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