Nur Khasanah, Siti, and Liliyani Asri Utami. “Implementasi Failover Pada Jaringan WAN Berbasis VPN”. Jurnal Teknik Informatika STMIK Antar Bangsa 4, no. 1 (January 23, 2018): 62–66. Accessed August 7, 2025. https://ejournal.antarbangsa.ac.id/jti/article/view/190.