A packet is forwarded over multiple paths, which improves reliability.Such paths interleave and recover each other from node failures or link errors, further increasing robustness.

• 数据包在转发过程中采用了多路径的方式,这种交替传输的方法,克服了由于某条路径上的节点失效或者链接失误带来的不稳定性,增加了系统的健壮性。