Wina WA, Muhammad Rifqi. Implementation Dual link IPVPN and GSM IPsec based on Fortigate 50 E at PT XYZ: Implementasi Dual Link IPVPN dan GSM Berbasis IPSec pada Fortigate 50 E di PT XYZ. J. RESTI (Rekayasa Sist. Teknol. Inf.) . 2020;4(2):228-236. doi:10.29207/resti.v4i2.1465