India, Sept. 28 -- As cloud infrastructure expands and artificial intelligence (AI) places unprecedented demands on networks, networking challenges are changing. Raw bandwidth remains important, but for hyperscalers the harder questions increasingly concern failure behaviour: what happens when individual links disappear, racks lose power, fibre paths are disrupted, or a network has to expand without taking existing infrastructure apart?

For Amazon Web Services (AWS), those questions have resulted in a different architectural approach: the Resilient Network Graph (RNG).

Stephen Callaghan, Senior Principal Networking Development Engineer at AWS, explained that RNG is not being positioned as just another faster network. Its architectural p...