January 2012 – April 2013
Design and development on Nexus 3548 platform, Cisco’s top-of-rack data center switch. Working on ACL-based features such as Policy Based Routing (PBR) and Control Plane Policing (CoPP). Also working on investigation & design of Cisco’s leaf/spine fabric based new data center architecture, on ARP ACL, vPC, FabricPath and BGP & IS-IS etc. Exposed to SDN, OpenFlow & Network Virtualization.
July 2005 – December 2011
Worked in the multicast team of Catalyst 6500 modular switch. Expert on L2 IPv4/IPv6 multicast and Metro Ethernet. Worked on both control path and data path for features including IGMPv2/v3 snooping, MLDv1/v2 snooping, PIM snooping, Q-in-Q, VPLS multicast, MVR, Private VLAN, and related HA support, ISSU support, inter-card communication infra etc. Went through the entire lifecycle of the latest Cat6k Sup2T platform, from feature design, development, debugging, performance & scalability tuning to maintenance and support.