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tcp packet dump filtered by port
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# -i: The interface to listen on | |
# -s: Setting snaplen to 0 sets it to the default of 65535 | |
# -B: Buffer size in KiB | |
# -w: File to write packets to | |
tcpdump -i en1 -s 0 -B 524288 -w out.pcap dst port 8080 |
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# -s: Setting snaplen to 0 sets it to the default of 65535 | |
# -n: Don't convert addresses to names | |
# -e: Print the link-level header on each dump line | |
# -x: In addition to printing the headers of each packet, print the data of each packet (minus its link level header) in hex. | |
# -vvv: Extremely verbose output | |
# -r: File to read | |
tcpdump -s 0 -n -e -x -vvv -r out.pcap |
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