IEEE 802.3 - Attendance and Affiliation Sheet Page 1 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Abaye, Ali broadcom 1 1 1 1 4 Abbas, Ghani AB Ericsson AB 1 1 1 1 4 Abbott, John Corning Incorporated Corning Incorporated 1 1 1 1 4 Abramson, David Texas Instruments Incorporated Texas Instruments Incorporated 1 1 1 1 4 Allard, Michel Cogeco Cable Cogeco 1 1 1 1 4 Amleshi, Peerouz Molex Incorporated Molex Incorporated 0 1 1 1 3 Anderson, Jon Opnext, Inc. Opnext, Inc. 1 1 1 1 4 Anslow, Peter Ciena Corporation Ciena Corporation 1 1 1 1 4 Armenta, Luis ANSYS, Inc. 1 1 1 0 3 Balasubramanian, Koussalya , Inc. Cisco Systems, Inc. 1 1 1 1 4 Baldwin, Thananya Ixia 0 1 1 1 3 Barnett, Barry IBM IBM 1 1 1 1 4 Barr, David Entropic Communications Entropic Communications 1 1 1 1 4 Barrass, Hugh Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 0 3 Belopolsky, Yakov Self Employed Bel Stewart Connector 0 1 1 1 3 Ben-Artsi, Liav Marvell Semiconductor, Inc. 1 1 1 1 4 Bennett, Michael Lawrence Berkeley National Lab Lawrence Berkeley National Lab 1 1 1 0 3 Bergey, Chris Luxtera 1 1 1 0 3 Bevilacqua, John Silver Lake Consulting, LLC Comcast 1 1 1 1 4 Bhoja, Sudeep Inphi Corporation 1 1 1 0 3 Bliss, William Broadcom Corporation 0 1 1 1 3 Bolig, Matthew NetLogic Microsystems 0 1 1 0 2 Booth, Brad Dell 1 1 1 1 4 Boyd, Edward Broadcom Corporation 1 1 1 1 4 Bozorgebrahimi, Kurosh UNINETT AS uninett 1 1 1 1 4 Braun, Ralf-Peter Deutsche Telekom AG Deutsche Telekom AG 1 1 1 1 4 Brophy, Timothy Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 1 4 Brown, Alan Aurora Networks, Inc. Aurora Networks, Inc. 1 1 1 0 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 2 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Brown, Kevin Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Brown, Matthew Applied Micro (AMCC) Applied Micro 1 1 1 0 3 Brun, Boris Harmonic Inc Harmonic Inc 1 1 1 0 3 Bugg, Mark Molex Incorporated 1 1 1 0 3 Cady, Edawrd Volex 0 0 1 1 2 Carlson, Steve High-Speed Design Inc. High-Speed Design Inc. 1 1 1 1 4 Carroll, J. Martin Verizon Communications Verizon 1 1 1 1 4 Casher, Patrick Molex Incorporated 0 1 1 1 3 Chadha, Mandeep Vitesse Semiconductor Corporation Vitesse Semiconductor Corporation 1 1 1 1 4 Chalupsky, David Intel Corporation Intel Corporation 1 1 1 0 3 Chang, Frank Vitesse Semiconductor Corporation Vitesse Semiconductor Corporation 0 0 0 1 1 Chang, Fuhlim Comcast 0 1 1 1 3 Chang, Jacky Hewlett-Packard Development Hewlett-Packard Development 0 1 1 1 3 Chang, Xin Technologies Co. Ltd 1 1 1 1 4 Chen, Jim Huawei R&D USA 0 1 1 0 2 Chen, QI Lorom America Inc Lorom America Inc 0 1 1 0 2 Cheng, Wheling , Inc. 1 1 1 1 4 Chou, Joseph Realtek Semiconductor Corp. Realtek Semiconductor Corp. 1 1 1 0 3 Choudhury, Golam CommScope, Inc. 0 1 1 1 3 Cideciyan, Roy IBM IBM 1 1 1 1 4 Coenen, Robert Reflex Photonics 0 1 1 1 3 Cole, Christopher R. Finisar Corporation 1 1 1 1 4 Cook, Charles CenturyLink, Inc. CenturyLink, Inc. 1 1 1 1 4 Cui, Kai Huawei Technologies Co. Ltd Huawei Technologies Co. Ltd 1 1 1 0 3 Dabiri, Dariush Applied Micro (AMCC) Applied Micro (AMCC) 0 0 1 0 1 Dai, Eugene Cox Communications Inc. Cox Communications Inc. 0 1 1 1 3 Dai, Shaoan Marvell Semiconductor, Inc. Marvell Semiconductor, Inc. 1 1 1 1 4 Dambrosia, John Dell Dell 1 1 1 0 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 3 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Darling, Mike Shaw Cablesystems Shaw Cablesystems 1 1 1 1 4 Darshan, Yair Microsemi Corporation Microsemi Corporation 1 1 1 0 3 Dawe, Piers IPtronics IPtronics 1 1 1 1 4 Delveaux, Bill Cisco Systems, Inc. 1 1 1 1 4 Diab, Wael Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Dickinson, John Bright House Networks 1 1 1 1 4 Diminico, Chris M C Communications, LLC leoni 1 1 0 1 3 Donahue, Curtis UNH-IOL 1 1 1 1 4 Donnay, Beth Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 1 4 Dove, Dan Applied Micro (AMCC) Applied Micro (AMCC) 1 1 1 1 4 Dudek, Mike QLogic Corporation QLogic Corporation 1 1 1 0 3 Dupuis, Marc R Tyco Electronics TE Connectivity 0 0 1 0 1 Dwelley, David Linear Technology Linear Technology 1 1 1 1 4 Elbakoury, Hesham Nortel Networks Huawei Technologies Co. Ltd 1 1 1 1 4 Emmendorfer, Michael ARRIS Group ARRIS Group 0 1 1 0 2 Erba, Simone STMicroelectronics 1 1 1 1 4 Estes, David UNH-IOL 1 1 1 1 4 Ewen, John JDS Uniphase Corporation IBM 1 1 0 1 3 Farhoodfar, Arash Cortina Systems Cortina Systems 1 1 1 1 4 Flatman, Alan LAN Technologies Corporation, Inc. 1 1 1 1 4 Frazier, Howard Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Garavaglia, Andrea Qualcomm Incorporated 1 1 1 1 4 Ghiasi, Ali Broadcom Corporation Broadcom Corporation 1 1 1 0 3 Gill, Douglas IBM 1 1 1 0 3 Goergen, Joel Cisco Systems, Inc. Cisco Systems, Inc. 0 1 1 0 2 Grimwood, Michael Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Gundubogula, Sudhakar Marvell Semiconductor, Inc. Marvell Semiconductor, Inc. 0 1 1 1 3 GUO, YONG ZTE Corporation 0 0 1 1 2 IEEE 802.3 - Attendance and Affiliation Sheet Page 4 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Gustlin, Mark Xilinx Xilinx 1 1 1 1 4 Hajduczenia, Marek ZTE Corporation ZTE Corporation 1 1 1 1 4 Hall, Eric Aurrion 0 1 1 0 2 Hamano, Hiroshi FUJITSU LABORATORIES LIMITED Fujitsu Labs. Ltd. 1 1 1 1 4 Hammond, Bernie ADC Telecommunications TE Connectivity 1 1 1 1 4 HANNA, Charaf STMicroelectronics STMicroelectronics 1 1 1 0 3 Healey, Adam LSI Corporation LSI Corporation 1 1 1 1 4 Heath, Jeffrey Linear Technology Linear Technology 1 1 1 0 3 Hidaka, Yasuo Fujitsu Laboratories of America, Inc. Fujitsu Laboratories of America, Inc. 1 1 1 0 3 Hogenmueller, Thomas Robert Bosch GmbH Robert Bosch GmbH 1 1 1 1 4 Holden, Brian Kandou Bus, S.A. 1 1 1 1 4 Horner, Rita Synopsys, Inc. Synopsys, Inc. 1 1 1 0 3 Hotta, Yoshifumi Mitsubishi Electric Corporation 0 0 1 0 1 Hou, Victor Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Howald, Robert Motorola Mobility 0 1 1 0 2 Hsiao, Ching Chieh Wurth Electronik Group Wurth Electronics Midcom 1 1 0 0 2 Huang, Liang-wei Realtek Semiconductor Corp. Realtek Semiconductor Corp. 1 1 1 0 3 Huang, Xi Huawei Technologies Co. Ltd Huawei Technologies Co. Ltd 1 1 1 1 4 Ilyadis, Nicholas Broadcom Corporation Broadcom Corporation 1 0 0 0 1 Irwin, Scott MoSys, Inc. MoSys, Inc. 1 1 1 1 4 Isono, Hideki FUJITSU Fujitsu Optical Components Limited 1 1 1 1 4 Issenhuth, Tom Microsoft Corporation 0 0 1 0 1 Iwaoka, Mitsuru Yokogawa Electric Corporation Yokogawa Electric Corporation 1 1 1 1 4 Jain, Rajeev Qualcomm Incorporated 0 1 1 0 2 Jewell, Jack Individual INDEPENDENT 0 1 1 1 3 Jiang, Wenbin WJ Communications, Inc. Cosemi Technologies 1 1 1 0 3 Jimenez, Andrew Anixter Inc. Anixter Inc. 1 1 1 0 3 Joetten, Christoph Qualcomm Incorporated 0 1 1 1 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 5 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Jones, Doug Comcast 0 1 0 0 1 Kaku, Shinkyo Allied Telesis, Inc. Allied Telesis 1 1 1 0 3 Katz, Walter SiSoft Signal Integrity Software, Inc. 0 1 0 0 1 Kawatsu, Yasuaki Hitachi, Ltd. Hitachi Cable Ltd 1 1 1 1 4 Keeley, James LSI LSI Corporation 1 1 1 1 4 Kelsen, Michael Time Warner Cable Inc. Time Warner Cable Inc. 1 1 1 1 4 Kim, Yong Broadcom Corporation Broadcom Corporation 1 0 0 0 1 Kimmitt, Myles Emulex Emulex 0 0 1 0 1 King, Jonathan Finisar Corporation Finisar Corporation 0 1 1 1 3 Kinnard, Brian CommScope, Inc. CommScope, Inc. 1 1 1 0 3 Kipp, Scott Brocade Communications Systems, Brocade Communications Systems, 1 1 1 0 3 Kliger, Avi Broadcom Corporation Broadcom Corporation 1 1 1 0 3 Ko, Dylan Qualcomm Incorporated Qualcomm Incorporated 1 1 1 1 4 Koenen, David Hewlett-Packard Development Hewlett-Packard Development 1 1 1 1 4 Kojima, Keisuke Mitsubishi Electric Research Labs Mitsubishi Electric Research Labs 0 1 0 1 2 Kolesar, Paul CommScope, Inc. CommScope, Inc. 1 1 1 1 4 Kolze, Tom Broadcom Corporation Broadcom Corporation 1 0 1 1 3 Kosanovich, Keith Leviton Manufacturing Co. 1 1 1 1 4 Kramer, Glen Broadcom Corporation Broadcom Corporation 1 1 1 1 4 KUO, ALBERT Realtek Semiconductor Corp. Realtek Semiconductor Corp. 1 1 1 0 3 Lackner, Hans QoSCom GmbH QoSCom - Quality in Communications 1 1 1 1 4 Larsen, Wayne CommScope, Inc. CommScope, Inc. 1 1 1 1 4 Latchman, Ryan Gennum Corporation Mindspeed Technologies, Inc. 0 1 1 0 2 Laubach, Mark Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Law, David Hewlett-Packard Ltd Hewlett-Packard, Ltd 1 1 1 1 4 Lewis, David JDS Uniphase Corporation JDS Uniphase Corporation 1 1 1 1 4 Li, Mike Peng Altera Corporation Altera Corporation 1 1 1 1 4 LI, Rick Cortina Systems Cortina Systems 0 1 1 1 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 6 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Li, Wen Finisar Corporation Finisar Corporation 0 1 1 0 2 Lin, Chia-Liang Realtek Semiconductor Corp. 0 1 0 0 1 Lingle, Robert OFS OFS 1 1 1 1 4 Liu, Alexander Qualcomm Incorporated 0 1 1 1 3 Liu, Zhenyu Marvell Semiconductor, Inc. Marvell Semiconductor, Inc. 1 1 1 1 4 Lucas, Robert Bandwidth10 Inc. NG100GOPTX 0 1 1 0 2 Lusted, Kent Intel Corporation Intel Corporation 1 1 1 1 4 Lutz, Sharon US Conec, Ltd. US Conec, Ltd. 0 1 1 1 3 Ma, Yiran China Telecom Co. Ltd. 0 1 1 1 3 Maguire, Valerie The Siemon Company The Siemon Company 1 1 1 1 4 Maki, Jeffery J. Juniper Networks, Inc. Juniper Networks, Inc. 1 1 1 0 3 MALKIMAN, YONATAN Mellanox Technologies Mellanox Technologies 1 0 0 0 1 Mallette, Edwin Bright House Networks Bright House Networks 1 1 1 1 4 Marris, Arthur Cadence Design Systems, Inc. Cadence Design Systems, Inc. 1 1 1 1 4 Martin, Arlon KOTURA, Inc. 1 1 1 0 3 Matheus, Kirsten BMW Group BMW Group 1 1 1 1 4 Matsuda, Shougo Hitachi, Ltd. Hitachi, Ltd. 1 1 1 1 4 Mcclay, Phil TE Connectivity TE Connectivity 1 1 1 1 4 Mcdermott, Thomas FUJITSU Fujitsu 1 1 1 1 4 McDonough, John NEC Corporation NEC America 1 1 1 1 4 McNarney, Martin Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Mei, Richard CommScope, Inc. CommScope Inc. 1 1 1 1 4 Meier, Wolfgang Emerson Network Power Emerson Network Power 0 1 1 1 3 Mellitz, Richard Intel Corporation Intel Corporation 1 1 1 1 4 Moeller, Merrick Cinch Connectors Amphenol Corporation 1 1 0 0 2 Montojo, Juan Qualcomm Incorporated Qualcomm Incorporated 0 1 1 1 3 Montreuil, Leo Broadcom Corporation 1 1 1 0 3 Moore, Charles Avago Technologies Avago Technologies 1 1 1 1 4 IEEE 802.3 - Attendance and Affiliation Sheet Page 7 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Muth, Karl Texas Instruments Incorporated Texas Instruments Incorporated 1 1 1 1 4 nagapudi, venkatesh Applied Micro (AMCC) Applied Micro (AMCC) 0 1 1 0 2 Nicholl, Gary Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 0 3 Nielsen, Allan TE Connectivity TE Connectivity 1 1 1 1 4 Nishihara, Susumu Nippon Telegraph and Telephone NTT 1 1 1 1 4 Noll, Kevin Time Warner Cable Inc. Time Warner Cable Inc. 1 1 1 0 3 Nordin, Ronald Panduit Corp. Panduit Corp. 1 1 1 1 4 Nowell, Mark Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 1 4 O'Hara, Steven Fluke Networks 1 1 1 1 4 Ofelt, David Juniper Networks, Inc. Juniper Networks, Inc. 1 1 1 1 4 Palkert, Tom EIC Xilinx-Luxtera-Molex 1 0 1 1 3 Pardo, Carlos KDPOF 0 1 1 1 3 Parnaby, Gavin Solarflare Communications Broadcom Corporation 1 1 1 1 4 Parthasarathy, Vasu Broadcom Corporation 0 1 1 1 3 Patel, Pravin IBM 0 1 1 1 3 Pepeljugoski, Petar IBM IBM 1 1 1 1 4 Pepper, Gerald Ixia 0 1 1 1 3 Perrie, Randy OneChip Photonics Inc. OneChip Photonics Inc. 1 1 1 1 4 Petrilla, John Avago Technologies Avago Technologies 0 1 1 1 3 Pickles, Tim Surtec Surtec America, Inc 0 1 1 0 2 Pietsch, Christian Qualcomm Incorporated Qualcomm Incorporated 0 1 1 1 3 Pillai, Velu Broadcom Corporation Broadcom Corporation 0 0 1 1 2 Pimpinella, Rick Panduit Corp. Panduit Corp. 0 1 1 0 2 Powell, William ALCATEL-LUCENT Alcatel-Lucent 1 1 1 1 4 Prodan, Richard Broadcom Corporation 0 1 1 1 3 Qiu, Liang Nexans Canada Inc. 1 1 1 0 3 Rabinovich, Rick ALCATEL-LUCENT ALCATEL-LUCENT 1 1 1 1 4 Rahman, Saifur Comcast Comcast 1 1 1 0 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 8 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Raj, Kannan Oracle, Inc. 0 1 0 0 1 RAN, ADEE Intel Corporation Intel Corporation 1 1 1 1 4 Remein, Duane FiberHome Technologies Group Huawei Technologies Co. Ltd 1 1 1 1 4 Ressl, Michael Hitachi, Ltd. Hitachi Cable America Inc. 1 1 1 1 4 Salinger, Jorge Comcast Comcast 1 1 1 1 4 Schmitt, Matthew Cable Television Laboratories Inc. Cable Television Laboratories Inc. 1 1 1 0 3 sefidvash, Khorvash (Kory) Broadcom Corporation 1 1 1 1 4 Sela, Oren Mellanox Technologies Mellanox Technologies 1 1 1 1 4 Shanbhag, Megha Tyco Electronics Corporation TE Connectivity 0 1 1 0 2 Shariff, Masood CommScope, Inc. CommScope, Inc. 1 1 1 1 4 Sharpe, Randy ALCATEL-LUCENT 1 1 1 0 3 Shellhammer, Stephen Qualcomm Incorporated Qualcomm Incorporated 0 1 1 0 2 Sheth, Siddharth NetLogic Microsystems Inphi Corporation 1 1 1 0 3 Shrikhande, Kapil Force 10 Networks, Inc. Dell 1 0 1 1 3 Slavick, Jeff Avago Technologies Avago Technologies 0 1 1 1 3 Solomon, Joe Comcast Comcast 1 1 1 1 4 Sommers, Scott Molex Incorporated Molex Incorporated 0 1 1 1 3 Song, Xiaolu Huawei Technologies Co. Ltd 1 1 1 1 4 Sparrowhawk, Bryan Leviton Manufacturing Co. Leviton Manufacturing Co. 1 1 1 1 4 Sprague, Edward Infinera Corporation Infinera Corporation 1 1 1 1 4 St Peter, Matthew Radisys Corporation 1 1 1 1 4 Staniec, Thomas Zera Corporation Consultant Advisor 0 1 1 0 2 Stassar, Peter Huawei Technologies Co. Ltd Huawei Technologies Co. Ltd 1 1 1 1 4 Stevens, Daniel Fujitsu Semiconductor Europe Fujitsu Semiconductor Europe 0 1 1 1 3 Suermann, Thomas NXP Semiconductors 1 1 1 1 4 Sugawa, Jun Hitachi, Ltd. Hitachi, Ltd. 1 1 1 1 4 Sundaresan, Karthik Cable Television Laboratories Inc. 1 1 1 1 4 Suzuki, Ken-Ichi Nippon Telegraph and Telephone NTT 1 1 1 0 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 9 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Swanson, Steve Corning Incorporated Corning Incorporated 1 1 1 1 4 Swenson, Norman ClariPhy Communications, Inc. ClariPhy Communications, Inc. 1 1 1 1 4 Szeto, William Xtera Communications 3C Systems Company 0 1 1 0 2 TAJIMA, Akio NEC Corporation NEC Corporation 1 1 1 1 4 Takahata, Kiyoto Nippon Telegraph and Telephone NTT 1 1 1 1 4 Tawa, Katsuhisa Sumitomo Electric Industries, LTD Sumitomo Electric Industries, LTD 0 1 1 1 3 TAZEBAY, MEHMET Broadcom Corporation Broadcom Corporation 1 1 1 1 4 Thompson, Geoffrey GraCaSI S.A. GraCaSI S.A. 1 1 1 1 4 Toyoda, Hidehiro Hitachi, Ltd. Hitachi, Ltd. 1 1 1 1 4 Tracy, Nathan TE Connectivity TE Connectivity 1 1 1 1 4 Traeber, Mario Lantiq Lantiq 0 1 0 0 1 Tremblay, Francois Gennum Corporation Semtech Ltd 1 1 1 0 3 Trowbridge, Stephen ALCATEL-LUCENT ALCATEL-LUCENT 1 1 1 1 4 Truell, Megann University of New Hampshire 0 0 0 1 1 Ulm, John Motorola Mobility Motorola Mobility 1 1 1 0 3 Umeda, Daisuke Sumitomo Electric Industries, LTD 1 1 1 0 3 Vaden, Sterling A. Optical Cable Corporation (OCC) Optical Cable Corporation (OCC) 1 1 1 1 4 Valle, Stefano STMicroelectronics STMicroelectronics 1 1 1 1 4 Valliappan, Magesh Broadcom Corporation Broadcom Corporation 0 1 1 1 3 Vanderlaan, Paul Nexans Canada Inc. Nexans Canada Inc. 1 1 1 0 3 Varanese, Nicola Qualcomm Incorporated 0 1 1 1 3 Varsanofiev, Dmitri IP Cores, Inc. IP Cores, Inc. 0 1 0 0 1 Vieira, Amarildo Motorola Mobility Motorola Mobility Inc. 0 1 1 1 3 VITTAL, BALASUBRAMANIAN FCI USA Inc. Brocade Communications Systems, 1 1 1 1 4 VLASOV, YURII IBM IBM 1 1 1 0 3 Wagner, Robert Panduit Corp. Panduit Corp. 1 1 1 1 4 Wall, Bill Cisco Systems, Inc. Cisco Systems, Inc. 1 1 1 0 3 WANG, Zhong Feng Broadcom Corporation 0 1 1 1 3 IEEE 802.3 - Attendance and Affiliation Sheet Page 10 San Diego, CA - July 2012

Name Employer Affiliation Mon Tue Wed Thu Credit Warren, David Hewlett-Packard Development Hewlett-Packard Development 1 1 1 1 4 weirich, Andreas OneChip Photonics Inc. OneChip Photonics Inc. 1 1 1 1 4 Winkel, Ludwig Siemens AG Siemens AG 1 1 1 1 4 Wong, Ching FCI MergeOptics FCI USA Inc. 0 0 1 1 2 Woodruff, Bill Aquantia Broadcom Corporation 1 1 1 1 4 Wu, Dance Marvell Semiconductor, Inc. Marvell Semiconductor, Inc. 0 1 1 1 3 XU, JiDong ZTE Corporation 1 1 1 1 4 Yurko, Garold TE Connectivity 0 1 1 0 2 Zambell, Andrew FCI USA Inc. FCI USA Inc. 1 1 1 1 4 zang, meiyan ZTE Corporation 1 1 1 1 4 Zhang, James Atheros Communications, Inc. 802.3 IEEE Working Group for 0 1 1 0 2 Zimmerman, George CME Consulting CommScope, Inc. 1 1 1 1 4 Zivny, Pavel Tektronix, Inc. Tektronix 1 1 1 1 4