, C. S. D. L. R. IMS Based IP Telephony Over MPLS Network. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 2, n. 8, p. 2250–2253, 2014. DOI: 10.17762/ijritcc.v2i8.3688. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/3688. Acesso em: 27 jul. 2024.