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If you would put next hops MAC address in the routing table and the device fails and needs to be replaced, all the routing tables would need to be rewritten, be
by rmetzler 6y ago
If you would put next hops MAC address in the routing table and the device fails and needs to be replaced, all the routing tables would need to be rewritten, because MACs are supposed to be unique. You couldn’t just take a spare device, configure it accordingly and be done with it.