What happens when a router receives a packet with a TTL of 0?

a. The router drops the packet and sends an ICMP TTL expired message back to the host.
b. The router attempts to forward the traffic on a local network.
c. The router resets the TTL to 128.
d. The router marks the packet as corrupted and forwards it to the next hop.

ANSWER: a

Computer Science & Information Technology

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