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by adrian_b 834 days ago
Their randomly chosen addresses are within the same /16 subnetwork.

Therefore they can talk directly, without using a gateway.

Their corresponding Ethernet MAC addresses will be resolved by ARP.

The problem is that in many cases you would have to look at the autoconfigured addresses and introduce manually the peer address in each computer.

For file sharing, either in Windows or using Samba on Linux, you could autodiscover the other computer and just use the name of the shared resource.