Network Expert, CCIE, Enterprise Network Design & Trouble-shooting. Deep Cisco technology understanding, Worked at Cisco for years as R&D QA engineer. Deep ISP MPLS network design, worked at BT to design BT global MPLS networks Now I am a Sr Network Engineer / architect at a global corporation, to look after the network infra in China & Asia, including LAN, WLAN, WAN, WAC, Load Balancer, Voice/HDVC and so on. Cisco/Juniper/A10/Silver Peak/Palo Alto/Aruba ... If you have any interesting network project or challenging network issue, I would be glad to look into it.