Cray Inc ROI Case Study ROI Calculator Deployment

Cray Inc. ROI Case Study ROI Calculator • Deployment Details Global market leader in high-end supercomputers Multi-site deployment Replaced existing PBX with IP Telephony 650 phones Required data network upgrade to handle time-sensitive voice traffic • ROI Findings Payback— 7 months ROI Drivers: Cost of Cisco IP Telephony and data gear cost the same as PBX Improved productivity of network support staff by 33% Reduced MAC’s costs by $30 K/year Reduced inter-office calling charges by $25 K/year Summary Sheet © 2002, Cisco Systems, Inc. All rights reserved. 1

Menlo College ROI Case Study • Deployment Details • Single-site educational institution • 720 phones • Old environment consisted of a mix between Centrex and PBX • Analysis includes costs of data network upgrade Screenshot of ROI Summary • ROI Findings • Payback – 8 months • Total Technology Benefit- $1. 4 M over 5 years • ROI Drivers: • Saved $800 K in PBX equipment, maintenance and installation costs • Able to significantly improve communication services to students that generated $324 K of revenue per year • Reduced Moves, Adds and Changes by $24 K annually © 2002, Cisco Systems, Inc. All rights reserved. 2

• ROI = 126% (Relative Scale) • Payback Month = 10 • NPV (@12 %) = $60 million Deployment of Converged E-Business Applications: IP & Web Foundation Expanded to Include Voice 2001 2000 (US$) Net Benefit Business Benefit of Cisco IP Telephony Actual ROI Results for Cisco EMEA: FY 2000 - FY 2005 $2. 6 m =$340/emp. 2000 © 2002, Cisco Systems, Inc. All rights reserved. $12. 4 m $9. 4 m =$1625/emp. =$1230/emp. 2001 2003 2002 2004 $33 m Year $33 m =$4320/emp. 2003 2005 =$4320/emp. 2004 2005 3