Cấu hình VRRP

 https://thegioimang.vn/dien-dan/threads/t%C3%ACm-hi%E1%BB%83u-giao-th%E1%BB%A9c-vrrp-virtual-router-redundancy-protocol-c%E1%BA%A5u-h%C3%ACnh-giao-th%E1%BB%A9c-vrrp.58/

https://whitehat.vn/threads/huong-dan-cau-hinh-vrrp.5722/

Chuyen doi so EVN

 https://www.facebook.com/groups/dongnghiepevn/permalink/462399444970384