Use APKPure App
Get Shark for Root old version APK for Android
Traffic sniffer
Traffic sniffer, works on 3G and WiFi (works on FroYo tethered mode too).
To open dump use WireShark or similar software, for preview dump on phone use Shark Reader.
Based on tcpdump. Please leave comments/send e-mail if you have any problems/suggestions.
1.0.2:
* Added busybox support (non-standart-linux roms)