Cydia Tweaks in Networking section by Recent Updates ↓
hi-quality SIP softphone, connect any VOIP provider
Palm Pre Themed Full Screen tabbed Browser
"carrier update" profile, to enable tethering. This is free, no charge. After you find your carrier, Install it, and then reboot your iPhone!! This is a HACK, that enables Tethering just like they explained in WWDC 09!
remote control for uTorrent's interface.
measure data of WiFi & cellular connections
make (free) national or international voip calls directly
The download plugin from 1.1.x by hachu now updated for 2.0! This plugin supports downloading various archive (zip, rar, dmg, ?) files as well as exes, .torrents (not a bittorrent client), and all media types that the built-in media player supports. Choose between downloading and streaming at the push of a button. Files are saved to /var/mobile/Library/Downloads/