Traceroute is a command-line instrument used to establish the route taken by packets throughout an IP community. It operates by sending a sequence of packets to a specified vacation spot host, with every packet containing a special Time to Dwell (TTL) worth. As every packet traverses a router, the TTL is decremented by 1. When the TTL reaches 0, the router discards the packet and sends an Web Management Message Protocol (ICMP) Time Exceeded message again to the supply host. Traceroute makes use of the ICMP Time Exceeded messages to find out the trail taken by the packets and the latency (time delay) at every hop alongside the route.
Traceroute is a priceless instrument for community troubleshooting and efficiency evaluation. It may be used to establish community congestion, packet loss, and different points which may be affecting community efficiency. Traceroute will also be used to confirm the trail taken by packets between two hosts and to establish the placement of community bottlenecks.