Y.1541 AMD 2 SPANISH-2007 Network performance objectives for IP-based services Amendment 2: New Appendix XI – Digital circuit (ISDN) emulation requirements on IP-based networks
Objetivos de calidad de funcionamiento de red para servicios basados en el protocolo Internet Enmienda 2: Nuevo Apéndice XI – Requisitos de emulación de circuitos digitales (RDSI) basados en redes IP
Network performance objectives for IP-based services Amendment 2: New Appendix XI – Digital circuit (ISDN) emulation requirements on IP-based networks 是非强制性国家标准,您可以免费下载前三页