5/27/2023 0 Comments Telnet server commands![]() ![]() When it reaches 0, the packet is discarded, and the router returns an error message. When a router receives the packet, it sends a Time Exceeded message, which provides an opportunity to determine the time required for the hop to the router.Įach time a packet is passed to a new router, the TTL is decreased by 1. ![]() Increasing TTL in such a manner, it resends the packet so that you can reach the first, the second and other routers on the way to the destination. The first packet has a TTL of 1, the second packet has a TTL of 2, etc. When you start the traceroute command, it sends a packet (using the Internet Control Message Protocol or ICMP) with a time limit value (known as the 'time to live' - TTL).
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