News Release

Cisco Completes Acquisition of Greenfield Networks

SAN JOSE, Calif., December 7, 2006 - Cisco (NASDAQ: CSCO) -
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Dec 07, 2006

SAN JOSE, Calif., December 7, 2006 - Cisco (NASDAQ: CSCO) - Cisco Systems® today announced it has completed the acquisition of privately-held Greenfield Networks Inc. of Sunnyvale, California. Greenfield Networks provides integrated circuits, hardware and software optimized for Ethernet packet processing that enables next-generation Metro Ethernet services

Greenfield has a proven track record in developing and deploying semiconductors for the Metro Ethernet market. This technology is highly complementary to Cisco's existing line of Metro Ethernet products.

With the close of the transaction, the Greenfield team and product portfolio are now integrated into Cisco's Ethernet and Wireless Technology Group (EWTG) led by senior vice president, Kathy Hill.