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tcpdump: Add -D and -r options (#1742)

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Starbeamrainbowlabs 2017-12-05 15:05:58 +00:00 • committed by GitHub
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pages/common/tcpdump.md
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@ -2,6 +2,10 @@
> Dump traffic on a network. > Dump traffic on a network.
- List available network interfaces:
`tcpdump -D`
- Capture the traffic of a specific interface: - Capture the traffic of a specific interface:
`tcpdump -i {{eth0}}` `tcpdump -i {{eth0}}`
@ -16,7 +20,7 @@
- Capture the traffic from a specific interface, source, destination and destination port: - Capture the traffic from a specific interface, source, destination and destination port:
`tcpdump -i {{eth0}} src {{192.168.1.1}} and dst {{192.168.1.2}} and dst port 80` `tcpdump -i {{eth0}} src {{192.168.1.1}} and dst {{192.168.1.2}} and dst port {{80}}`
- Capture the traffic of a network: - Capture the traffic of a network:
@ -24,4 +28,8 @@
- Capture all traffic except traffic over port 22 and save to a dump file: - Capture all traffic except traffic over port 22 and save to a dump file:
`tcpdump -w dumpfile.pcap not port 22` `tcpdump -w {{dumpfile.pcap}} not port {{22}}`
- Read from a given dump file:
`tcpdump -r {{dumpfile.pcap}}`