ETUMANGELE TSHITAKA GABRIEL. Study and implementation of a high-availability site-to-site VPN. International Journal of Scientific Research and Innovative Studies, [S. l.], v. 5, n. 1, p. 54–64, 2026. DOI: 10.63883/ijsrisjournal.v5i1.552. Disponível em: https://ijsrisjournal.com/index.php/ojsfiles/article/view/552. Acesso em: 8 may. 2026.