Packets a good endless loop will consume bandwidth and finally cause a network to fail. Each router throughout the Internet must subtract 1 in TTL value before passing a packet on to the following router. If the TTL value goes toward zero, the router cannot forward the packet and instead sends one message to be able to the packet's originating IP address giving information the packet's demise. Some routers take longer to send the big mistake message than just forward a packet to the following
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