CODEWITHSUNDEEP
unixnetwork-programmingtcp
user507401
user507401

Reputation: 2889

arp across different subnets

how can a host find the mac address of system in another subnet.

Upvotes: 0

Views: 833

Answers (1)

unwind
unwind

Reputation: 399803

It, in general, can't. At least not without the host cooperating by e.g. sending it explicitly (as payload) using e.g. TCP or UDP. MAC addresses are only of interest to hosts on the same network, in general.

Upvotes: 2

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