How to intercept network packets coming to a specific device?

A

Alex Serov2017-03-22 01:33:06

firewall

Alex Serov, 2017-03-22 01:33:06

Linux Netfilter allows you to capture packets for all network devices within the same space. How to intercept packets coming to only one device from the network space?

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Mikhail Konyukhov, 2017-03-22
@gibsonman01

Did you mean how to specify the incoming interface?
Or destination ip on linux router?
iptables -A FORWARD -d 1.2.3.4 ...