(1) Wireless Mesh & SMS Early Warning - MUM Jakarta 2011
(2) Workshop VRRP - MUM Jakarta 2012
(3) Wireless Advance Channels - MUM Yogyakarta 2013
(4) CAPsMAN - MUM Hanoi Vietnam 2015
(5) Wireless Repeater in ROS V6.35 - MUM KL Malaysia 2016