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我这有个问题,希望大佬们能帮我分析分析哈。
假设我的网络有一个协调器(C),四个路由(R1 R2 R3 R4)设备,其中三个(R1 R2 R3 )离网关比较近,一个(R4)离网关很远,但是另外三个网关的邻居。
那么之前c和r4的路由是(C-R1-R4)这时候R1断电了,那么R4需要上报数据给网关,这时候,R4发现无法与R1建立通信,就会向网关发送network status(many-to-one failure),即可能通过C-R2-R4和C-R3-R4这两条路到网关,
请问,R4要怎么确认要走哪条路将network status发送到网关呢?