Huawei Technologies Co., Limited

Guangping Zhu

Qinghua Yan

A DCN includes N first-level subnetworks, each first-level subnetwork includes N second-level subnetworks, each kth-level subnetwork includes N (k+1)-level subnetworks, each (K&#x2212;1)-level subnetwork includes multiple switches, and the DCN is a K-level network; each switch in the DCN has K subnetwork identifiers, the K subnetwork identifiers are respectively used to indicate each level of subnetwork to which the switch belongs and a number in a (K&#x2212;1)-level subnetwork to which the switch belongs; and the switch is separately interconnected with each switch in K direct connection switch groups, each direct connection switch group includes N&#x2212;1 switches, and an i-level subnetwork identifier of the N&#x2212;1 switches included in an idirect connection switch group of the K direct connection switch groups is different from an i-level subnetwork identifier of the switch, and is the same as other K&#x2212;1 subnetwork identifiers of the switch.

Growing community of inventors

Shenzhen, China

Guangping Zhu