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Revenue rose 7 percent from last year to $11.6 billion, matching analyst projections.

Cisco’s showing contrasted with revenue downturns in the most recent quarters at two of its major rivals, Juniper Networks Inc. and Alcatel-Lucent. The earnings growth also provided the latest sign that Cisco’s recently completed overhaul is paying off. In that reorganization, Chambers laid off workers and dumped operations that he believed were distracting the company from its main business of selling computer-networking equipment.

But, Chambers stressed Wednesday, Cisco may now be facing economic challenges beyond its control.