Ham Radio System ລະບົບການສື່ສານສຳຮອງ ໃນຍາມເກີດໄພພິບັດ August 5, 2018 by Os555 · Published August 5, 2018
ຕິດຕັ້ງ Internet time (ntpd) ໃຫ້ກັບ CentOS Server Linux April 21, 2020 by Os555 · Published April 21, 2020
