Find MAC address of a device on the other end of an Ethernet cable without IP by 
Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01
Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01 Find MAC address of a device on the other end of an Ethernet cable by Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01
Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01Capture by instead:
sudo wireshark -f http -k
sudo wireshark -f icmp -kFilter by both protocol and host:
sudo wireshark -f 'host 192.168.1.102 and icmp' -kFor application layer capture filtering, the best you can do is by port:There is an
sudo wireshark -f 'tcp port 80'http filter but only for as a wireshark display filter
The Linux kernel responds to ICMP directly by Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01
Ciro Santilli 37 Updated 2025-07-11 +Created 1970-01-01There is no userland process for it, it is handled directly by the Linux kernel: unix.stackexchange.com/questions/439801/what-linux-process-is-responsible-for-responding-to-pings/768739#768739
There are unlisted articles, also show them or only show them.