The I.431/430 Networking standards are recommendations produced by the ITU. They are Layer 1 specifications for ISDN networks, using either an E1 or T1 circuit. The I.431 standard is known as the 'PRI Physical Layer' whereas the I.430 is known as the 'BRI Physical Layer'.
External linksedit
I.431 : Primary rate user-network interface - Layer 1 specification from the ITU
April 06, 2024
networking, standards, recommendations, produced, they, layer, specifications, isdn, networks, using, either, circuit, standard, known, physical, layer, whereas, known, physical, layer, external, links, edit, primary, rate, user, network, interface, layer, spe. The I 431 430 Networking standards are recommendations produced by the ITU They are Layer 1 specifications for ISDN networks using either an E1 or T1 circuit The I 431 standard is known as the PRI Physical Layer whereas the I 430 is known as the BRI Physical Layer External links editI 431 Primary rate user network interface Layer 1 specification from the ITU Retrieved from https en wikipedia org w index php title I 431 amp oldid 1083604979, wikipedia, wiki, book, books, library,
