Meanwhile, designed a new grouping pattern to partition the ID of a node into group ID and intra-group node ID, which could enlarge the maximum supportable network size by extending the node ID.

• 同时采用新的分组模式，将节点的网络标志符划分为组标志符和组内节点标志符，根据需要扩展节点标志符的范围来增加网络最大规模。