palo-alto-networks > palo-alto-networks Employee Directory > Tony Lim
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Tony Lim
Senior Principal Software Engineer
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Location: San Jose, California, United StatesApprox. Years of Experience: 32
Tony Lim's Current Workplace
Palo Alto Networks
Company Size
2500+
Amount Raised
$65.0M
Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate. Our mission is to be the cybersecurity partner of choice, protecting our digital way of life. We help address the world's greatest security challenges with continuous innovation that seizes the latest breakthroughs in artificial intelligence, analytics, automation, and orchestration. By delivering an integrated platform and empowering a growing ecosystem of partners, we are at the forefront of protecting tens of thousands of organizations across clouds, networks, and mobile devices. Our vision is a world where each day is safer and more secure than the one before. For more information, visit www.paloaltonetworks.com.
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Notable Investors
Sequoia Capital, Greylock, Icon Ventures, Northgate Capital, Lehman Brothers
Security
Software
Enterprise
Cloud Security
Cyber Security
Spam Filtering
Infrastructure
Network Security
Intrusion Detection
Experience
Senior Principal Software Engineer
Palo Alto Networks · Full-time
Jul 2018 - Present
6 yrs 1 mo
Principal Software Engineer
Extreme Networks
Oct 2017 - Jun 2018
9 mos
SLX Router • Key Designer for Forwarding feature using BRCM DNX packet processor (Jericho). • Invented the SW LIF Architecture in SLX. LIF model all kinds of L2 end points. This greatly enhance the implementation of L2VPN and routing over L2 VPN features (VPLS/Vxlan/BGP EVPN). • Implemented SLX CPU packet slow path, Working with Jericho FTMH/ITMH/PPH. Hook up packet from HW with Linux IP stack. • Created the SLX OptiScale Feature. OptiScale use SW/HW optimization to squeeze the full Internet dual stack FIB (700K + 42K) into Jericho’s LPM (256K). This enable our customer to use low price SLX HW as Internet Gateway. • Implemented VPLS-MCT feature using BGP-EVPN technology. MLX Router • Key developer in packet forwarding area for IP/ IPV6, L2/ L3 VPN, MCT and MPLS. • Negotiate HW specification with in house ASIC/FPGA team for different forwarding feature.
Principal Software Engineer
Brocade
Dec 2008 - Oct 2017
8 yrs 11 mos
SLX Router MLX Router
MTS
Foundry Networks
Oct 2006 - Dec 2008
2 yrs 3 mos
MLX Router
Member of Technical Staff
Infinera
Sep 2002 - Oct 2006
4 yrs 2 mos
Digital Transport Network (DTN) product • One of the founding members in Infinera’s SW team. Design SW architecture ControlPlane and Infrastructure area
Education
  • 1990 - 1992
    Penn State UniversityM S, Computer Science
  • 1987 - 1990
    The University of Hong KongBS, Computer Science