Linux Tcpdump: Filter ipv6 ntp ping packets

Tcpdump is a very powerful Linux command to capture packets. We collect the following tcpdump command examples to help you quickly filter the packets you need.

How to filter ipv6 ntp ping packets with tcpdump?

Filter packets larger than the MTU # tcpdump -i eth0 greater 1500
Filter ping packets # tcpdump -s0 -i eth0 icmp
Filter ntp packets # tcpdump -s0 -i eth0 udp port 123
Filter all IP6 traffic – # tcpdump ip6
Filter https packets # tcpdump -s0 -i eth0 tcp port 443
Filter ZeroWindow packets – Extract Window size from tcp header by tcpdump. # tcpdump -i eth0 -s 0 -w /tmp/zerowindow.pcap ‘tcp[14:2] = 0’
Display VLAN header # Use -e switch. -e will print the link level header of the packet. # tcpdump -s0 -i eth0 -n -e -vv

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Linux Tcpdump: Filter ipv6 ntp ping packets

How to filter ipv6 ntp ping packets with tcpdump?