When I log the length of a echo-request packet,
iptables -A OUTPUT -p icmp -m icmp --icmp-type 8 -j LOG
I saw the length was
LEN=84, but in wireshark, the captured packet size was
0x60, why does it differ?
If you are looking at the
Normally an icmp type 8 packet generated by Linux ipv4 ping without arguments has
(This isn't really an answer but it's too long for a comment to make sense)