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Add tcpdump example

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Aram 🍐 2022-01-10 01:32:55 -05:00
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README.md
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@ -144,6 +144,12 @@ INFO onetun::pcap > Capturing WireGuard IP packets to wg.pcap
INFO onetun::tunnel > Tunneling TCP [127.0.0.1:8080]->[192.168.4.2:8080] (via [140.30.3.182:51820] as peer 192.168.4.3)
```
To capture packets sent to and from the onetun local port, you must use an external tool like `tcpdump` with root access:
```
$ sudo tcpdump -i lo -w local.pcap 'dst 127.0.0.1 && port 8443'
```
## Download
Normally I would publish `onetun` to crates.io. However, it depends on some features