added new 'tcpdump' one-liner

- signed-off-by: trimstray <trimstray@gmail.com>
2019-04-24 00:53:58 +02:00 · 2019-04-24 00:53:58 +02:00 · c6b6d58f22
commit c6b6d58f22
parent df56b9034e
1 changed files with 6 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -2592,6 +2592,12 @@ tcpdump -ei eth0 -w /tmp/capture-%H.pcap -G 3600 -C 200
 tcpdump -ei enp0s25 -nnn -t -c 200 | cut -f 1,2,3,4 -d '.' | sort | uniq -c | sort -nr | head -n 20
 ```

+###### Excludes any RFC 1918 private address
+
+```bash
+tcpdump -nei eth0 'not (src net (10 or 172.16/12 or 192.168/16) and dst net (10 or 172.16/12 or 192.168/16))'
+```
+
 ___

 ##### Tool: [tcpick](http://tcpick.sourceforge.net/)