networking - How does a packet get to the destination on the same network -

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this shows network of 3 workstations , router. below routing table of pc 1

enter image description here

if pc1 sends packet pc 2. how destination? have understood pc1 refer routing table, , broadcast packet.for entry in routing table make use of?

it's third entry in routing table: 172.16.18.0/24 routed through 172.16.18.1 local network interface. os knows packets network should delivered through interface.


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